B1
Particular Technical Requirements
7518P01/FICHT-8865720-v1
Section VI-I
1. Data Sheets
7518P01/FICHT-8825852-v12
Section VI-1-2
220kV Transmission System
220 kV Switchyard Equipment
Unit
Required
-
SF6
Nominal voltage
kV
220
Rated voltage
kV
245
Rated frequency
Hz
50
Rated phase to ground lightning impulse
withstand voltage (peak)
kV
1050
Rated power frequency short withstand voltage
kV
460
Rated short-circuit breaking current
kA
50
Rated short-circuit making current (peak)
kA
125
Rated nominal current
A
2000
Rated short-circuit duration
s
1
Minimum creepage distance
mm
6125
-
1.3
-
0-0.3s – C01 min – C0
or C0-15sC0
Maximum breaking time
ms
60
Maximum making time
ms
100
Offered
Performance and Design Criteria
Circuit Breakers for 220 kV System
Circuit breaker type
Manufacturer
First pole-to-clear factor
Rated operating sequence
(three-phase auto reclosing)
Number of tripping coils
2
Number of closing coils
1
Protection class
-
IP 55
single and
three phase
Auto reclosing
Drive
-
1 pole
Type of drive
-
Spring type
Power supply for drive
V
110 DC
Power supply for auxiliary contacts
V
110 DC
Power supply for heater
V
220/380 AC
yes/no
yes
Auto reclosure, single and three phase
7518P01/FICHT-8825852-v12
Section VI-1-3
220kV Transmission System
220 kV Switchyard Equipment
Unit
Required
Offered
Performance and Design Criteria
Isolator with Two Grounding Switch, 220 kV
Manufacturer
Type
outdoor
Type of operation
Earthing on both sides
center break
yes/no
yes
Nominal voltage
kV
220
Rated voltage
kV
245
Rated nominal current
A
2000
Rated short time current Ith (1s)
kA
50
Rated short-circuit making current Idyn (peak)
kA
125
Rated phase-to-ground lightning impulse
withstand voltage (peak)
kV
1050
Rated power frequency short withstand voltage
kV
460
Rated frequency
Hz
50
Minimum creepage distance
mm
6125
Protection class
-
IP 55
Drive
-
1 or 3 pole
Type of drive
-
Power supply for drive
V
Electric
motor
110 DC
Power supply for auxiliary contacts
V
110 DC
Power supply for heater
V
220/380 AC
Manual operating facility
yes/no
yes
Isolator with one or two Grounding Switches,
220 kV
Manufacturer
Type
outdoor
Type of operation
Earthing on one side
center break
yes/no
yes
Nominal voltage
kV
220
Rated voltage
kV
245
Rated nominal current
A
2000
7518P01/FICHT-8825852-v12
Section VI-1-4
220kV Transmission System
220 kV Switchyard Equipment
Unit
Required
Rated short time current Ith (1s)
kA
50
Rated short-circuit making current Idyn (peak)
kA
125
Rated phase-to-ground lightning impulse
withstand voltage (peak)
kV
1050
Rated power frequency shortwithstand voltage
kV
460
Rated frequency
Hz
50
Minimum creepage distance
mm
6125
Protection class
-
IP 55
Drive
-
1 or 3 pole
Type of drive
-
Electric
motor
Power supply for drive
V
110 DC
Power supply for auxiliary contacts
V
110 DC
Power supply for heater
V
220/380 AC
Manual operating facility
yes/no
yes
Offered
Performance and Design Criteria
Current Transformers, 220 kV
Manufacturer
Type
outdoor
Nominal voltage
kV
220
Rated voltage
kV
245
Rated secondary currents
A
1
Class accuracy for metering
-
0.2
Class accuracy for measurement
-
0.5
Class accuracy for protection system
-
5 P 20
7518P01/FICHT-8825852-v12
Section VI-1-5
220kV Transmission System
220 kV Switchyard Equipment
Unit
Required
Offered
Performance and Design Criteria
Number of cores
-

metering
1

measuring
1

protection
4
Rated burden
VA
50
Minimum creepage distance
mm
6,125
-
a)200 - 400
b)50
c)100
d)200
e)1000-2000
1/1/1/1/1/1 A
Rating of protective cores
VA
50
Rating of measuring cores
VA
30
kV
1050
kV
460
kA
50
Nominal voltage
kV
220
Rated voltage
kV
245
-
220/0.1/0.1/
0,1 kV
3 / 3 / 3 /
3
Capacity of main winding
VA
100
Capacity of secondary winding
VA
100
Accuracy class for metering
-
0.2
Accuracy class for measuring
-
0.5
Accuracy class for protection
-
3P
Minimum creepage distance
mm
6125
Rated phase-to-ground lightning impulse
withstand voltage (peak)
kV
1050
Transformation ratio
Rated phase to ground power frequency
withstand voltage (peak)
Rated power frequency
withstand voltage (peak)
Rated short time current Ith (1s)
Voltage Transformers, 220 kV (capacitive)
Manufacturer
Type
Transformation ratio
7518P01/FICHT-8825852-v12
Section VI-1-6
220kV Transmission System
220 kV Switchyard Equipment
Unit
Required
kV
460
Nominal voltage
kV
220
Rated voltage
kV
198
Rated continuous voltage
kV
20
Rated discharge current
kA
10
Offered
Performance and Design Criteria
Rated power withstand voltage (peak)
Lightning Arresters, 220 kV System
Manufacturer
Type
220 kV Lighting Arrester Discharge Counter
Manufacturer
Type
outdoor
Counter indication
digital
Protection class
IP 55
Number per three arresters
1
Post Insulator, 220 kV
Manufacturer
Type
Rated voltage
kV
245
Rated phase to ground lightning impulse
withstand voltage (peak)
kV
1050
Rated power frequencywithstand voltage (peak)
kV
460
Minimum creepage distance
mm
6125
Conductor at 220 kV Switchyard
Manufacturers
-
Type
-
Total cross-section
mm2
Aluminum
conductor acc.
EN50182
Aluminum cross-section
mm2
2 x 400
7518P01/FICHT-8825852-v12
Section VI-1-7
220kV Transmission System
220 kV Switchyard Equipment
Unit
Required
Aluminum
mm
400
Conductor diameter
mm
Conductor weight
kg/m
Offered
Performance and Design Criteria
Conductor design: number of strands x diameter
Theoretical breaking force
kN
Ohmic resistance at 20°C
/km
Insulator String at 220 kV
Manufacturers
-
Type
-
Insulating body material
-
Rated electromechanical or mechanical strength
kN
Max. shed diameter
mm
Installation height
mm
Nominal creepage distance
mm
Rated short-time withstand current
kA
Weight
kg
Dead-end and suspension strings
Number of cap insulators per string
Single string
Pcs.
Double string
Pcs.
Clamps/Dead-End Joints, 220 kV
Manufacturers
Type
Cross-section
7518P01/FICHT-8825852-v12
Section VI-1-8
132 kV Transmission System
132 kV Switchyard Equipment
Unit
Required
-
SF6
Nominal voltage
kV
132
Rated voltage
kV
145
Rated frequency
Hz
50
Rated phase to ground lightning impulse
withstand voltage (peak)
kV
650
Rated power frequency short withstand voltage
kV
275
Rated short-circuit breaking current
kA
40
Rated short-circuit making current (peak)
kA
100
Rated nominal current
A
1000
Rated short-circuit duration
s
1
Minimum creepage distance
mm
4000
-
1.3
-
0-0.3s – C01 min – C0
or C0-15sC0
Maximum breaking time
ms
60
Maximum making time
ms
100
Offered
Performance and Design Criteria
Circuit Breakers for 132 kV System
Circuit breaker type
Manufacturer
First pole-to-clear factor
Rated operating sequence
(three-phase auto reclosing)
Number of tripping coils
2
Number of closing coils
1
Protection class
-
IP 55
single and
three phase
Auto reclosing
Drive
-
1 pole
Type of drive
-
Spring type
Power supply for drive
V
110 DC
Power supply for auxiliary contacts
V
110 DC
Power supply for heater
V
220/380 AC
yes/no
yes
Auto reclosure, single and three phase
7518P01/FICHT-8825852-v12
Section VI-1-9
132 kV Transmission System
132 kV Switchyard Equipment
Unit
Required
Offered
Performance and Design Criteria
Isolator with Two Grounding Switch, 132 kV
Manufacturer
Type
outdoor
Type of operation
Earthing on both sides
center break
yes/no
yes
Nominal voltage
kV
132
Rated voltage
kV
145
Rated nominal current
A
1250
Rated short time current Ith (1s)
kA
40
Rated short-circuit making current Idyn (peak)
kA
100
Rated phase-to-ground lightning impulse
withstand voltage (peak)
kV
650
Rated power frequency short withstand voltage
kV
275
Rated frequency
Hz
50
Minimum creepage distance
mm
4000
Protection class
-
IP 55
Drive
-
1 or 3 pole
Type of drive
-
Power supply for drive
V
Electric
motor
110 DC
Power supply for auxiliary contacts
V
110 DC
Power supply for heater
V
220/380 AC
Manual operating facility
yes/no
yes
Isolator with one or two Grounding Switches,
132kV
Manufacturer
Type
outdoor
Type of operation
Earthing on one side
center break
yes/no
yes
Nominal voltage
kV
132
Rated voltage
kV
145
Rated nominal current
A
1250
7518P01/FICHT-8825852-v12
Section VI-1-10
132 kV Transmission System
132 kV Switchyard Equipment
Unit
Required
Rated short time current Ith (1s)
kA
40
Rated short-circuit making current Idyn (peak)
kA
100
Rated phase-to-ground lightning impulse
withstand voltage (peak)
kV
650
Rated power frequency shortwithstand voltage
kV
275
Rated frequency
Hz
50
Minimum creepage distance
mm
4000
Protection class
-
IP 55
Drive
-
1 or 3 pole
Type of drive
-
Electric
motor
Power supply for drive
V
110 DC
Power supply for auxiliary contacts
V
110 DC
Power supply for heater
V
220/380 AC
Manual operating facility
yes/no
yes
Offered
Performance and Design Criteria
Current Transformers, 132 kV
Manufacturer
Type
outdoor
Nominal voltage
kV
132
Rated voltage
kV
145
Rated secondary currents
A
1
Class accuracy for metering
-
0.2
Class accuracy for measurement
-
0.5
Class accuracy for protection system
-
5 P 20
7518P01/FICHT-8825852-v12
Section VI-1-11
132 kV Transmission System
132 kV Switchyard Equipment
Unit
Required
Offered
Performance and Design Criteria
Number of cores
-

Metering
1

measuring
1

protection
4
Rated burden
VA
50
Minimum creepage distance
mm
4000
Transformation ratio
-
300 100-200
1/1/1/1/1/1 A
Rating of protective cores
VA
50
Rating of measuring cores
VA
30
kV
650
kV
275
kA
40
Nominal voltage
kV
110
Rated voltage
kV
245
-
132/0.1/0.1/
0,1 kV
3 / 3 / 3 /
3
Capacity of main winding
VA
100
Capacity of secondary winding
VA
100
Accuracy class for metering
-
0.2
Accuracy class for measuring
-
0.5
Accuracy class for protection
-
3P
Minimum creepage distance
mm
4000
Rated phase-to-ground lightning impulse
withstand voltage (peak)
kV
650
Rated power withstand voltage (peak)
kV
275
Rated phase to ground power frequency
withstand voltage (peak)
Rated power frequency
withstand voltage (peak)
Rated short time current Ith (1s)
Voltage Transformers, 132 kV (capacitive)
Manufacturer
Type
Transformation ratio
7518P01/FICHT-8825852-v12
Section VI-1-12
132 kV Transmission System
132 kV Switchyard Equipment
Unit
Required
Nominal voltage
kV
132
Rated voltage
kV
118
Rated continuous voltage
kV
20
Rated discharge current
kA
10
Offered
Performance and Design Criteria
Lightning Arresters, 132 kV System
Manufacturer
Type
132 kV Lighting Arrester Discharge Counter
Manufacturer
Type
outdoor
Counter indication
digital
Protection class
IP 55
Number per three arresters
1
Post Insulator, 132 kV
Manufacturer
Type
Rated voltage
kV
145
Rated phase to ground lightning impulse
withstand voltage (peak)
kV
650
Rated power frequencywithstand voltage (peak)
kV
275
Minimum creepage distance
mm
4000
Conductor at 132 kV Switchyard
Manufacturers
-
Type
-
Total cross-section
mm2
Aluminum
conductor acc.
EN50182
Aluminum cross-section
mm2
1 x 400
mm
400
Conductor design: number of strands x diameter
Aluminum
7518P01/FICHT-8825852-v12
Section VI-1-13
132 kV Transmission System
132 kV Switchyard Equipment
Unit
Required
Offered
Performance and Design Criteria
Conductor diameter
mm
Conductor weight
kg/m
Theoretical breaking force
kN
Ohmic resistance at 20°C
/km
Insulator String at 132 kV
Manufacturers
-
Type
-
Insulating body material
-
Rated electromechanical or mechanical strength
kN
Max. shed diameter
mm
Installation height
mm
Nominal creepage distance
mm
Rated short-time withstand current
kA
Weight
kg
Dead-end and suspension strings
Number of cap insulators per string
Single string
Pcs.
Double string
Pcs.
Clamps/Dead-End Joints, 132 kV
Manufacturers
Type
Cross-section
7518P01/FICHT-8825852-v12
Section VI-1-14
220kV Transmission System
Power Transformers/Reactors
Unit
Required
Data
MVA
90/110
Performance and Design Criteria
Bid Data
220/132/33kV Auto Transformer
Maximum continuous rating (MCR) for the 3 phase
units ONAN/ ONAF
Number of Phases
3
Number of windings
Auto plus
stabilising
Normal ratio of transformation at no load and at
principle tap - HV/LV/TV
kV
220/132/33
Corresponding highest system voltages
kV
245/145/36
Corresponding lowest system frequency
Hz
48
Minimum withstand voltages:
Full wave impulse withstand
1050/650/170
of windings
kVp
1050/650/170
of line terminal bushings
kVp
460/275/70
Induced over voltage
kV rms
38
Power frequency withstand of neutral
kV rms
Type of cooling
ONAN/ONAF
Minimum continuous rating
MVA
90/110
Rating of tertiary windings
MVA
30
External cooling medium
-
Air
Altitude not exceeding
m
2000
Air temperature not exceeding
°C
42
In any one day
°C
35
Average in one year
°C
25
Top oil rise normal
°C
50
Average ONAN winding rise
°C
55
Average ONAF winding rise
°C
55
°C
98
Service conditions:
Average air temperature in any one year not
exceeding:
Maximum temperature:
Maximum hot spot temperature at maximum
continuous rating at yearly average ambient
temperature
7518P01/FICHT-8825852-v12
Section VI-1-15
220kV Transmission System
Power Transformers/Reactors
Unit
Required
Data
°C
140
Performance and Design Criteria
Winding hot spot temperature on emergency
overload not exceeding
Bid Data
Phase connections:
(a) HV winding
Star
(b) LV winding
Star
(c) TV winding
Delta
(d) Vector group - HV/LV/TV
YNa0d1
Short circuit withstand fault level at terminals of:
220 kV busbars
kA
50
132 kV busbars
kA
40
33 kV busbars
kA
25
%
13
kV
33
- initially
200 kVA
- future
up to 400 kVA
ratio .....
plus %
10
ratio .....
minus %
10
Impedance voltage at 75 °C and at normal tap and
MCR between windings (% on HV Base):
HV & LV % on HV base
Delta connected tertiary winding
(a) Nominal voltage
(b) External load
Total range of variation of on load
transformation ratio (on HV side) as sl. no. 4:
Size of steps
1.25
On load local,
remote and
supervisory
electrical and
hand
operation
Type of control
Line drop compensation
Yes
Whether automatic control required and referenced
voltage
Yes, 110V,
50Hz
Whether separate remote control panel required
Estimated distance between remote control point
and transformer
7518P01/FICHT-8825852-v12
Yes
m
See drawings
Section VI-1-16
220kV Transmission System
Power Transformers/Reactors
Unit
Required
Data
Nominal
V
110
Maximum float voltage,
V
125
Performance and Design Criteria
Bid Data
DC supply:
Whether provision for supervisory control required,
including AVR setting
Whether marshalling kiosk required
Number of transformers for which automatic
control is to be suitable
Yes
Tankside
Cubicle
1 (and
provision for
future 2nd)
Terminations
Bushing insulators or cable boxes on line and
neutral terminals:
i)
HV line
Bushings
ii) Neutral
Bushings
iii) LV line
Bushings
iv) Tertiary winding
Bushings
BCT Particulars
400-200/1A,
60VA, 5P20.
i)
HV (220kV) Side:
Core 1 & Core 2:
Core 3 :
ii) LV (132kV) Side:
Core 1, Core 2 &
Core 3:
iii) Neutral Core 1:
Ratio, burden
and accuracy
class shall be
matched with
WTI meter.
400-200/1A,
60VA, 5P20.
400/1A,
10VA, Cl 3.0
200-100400/1A,
60VA, 5P20
Accommodation on tank for
outdoor weatherproof HV
Yes
neutral current transformers
7518P01/FICHT-8825852-v12
Section VI-1-17
220kV Transmission System
Power Transformers/Reactors
Unit
Performance and Design Criteria
Required
Data
Bid Data
25 mm/kV
of system
rated
(highest)
Pollution category of outdoor
bushing insulators
voltage
Cooling
To suit
transformer
design
Number of cooler banks required per transformer
Rating of each cooler bank as
percentage of total loss at CMR %
50
One fan in
each group
Standby cooling requirement
General
Type of oil preservation system
Air Cell
Maximum acceptable noise level
78 dBA
Dimensions
length
mm
wide
mm
weight
mm
Weight
total
kg
transport
kg
Oil
kg
7518P01/FICHT-8825852-v12
Section VI-1-18
220kV Transmission System
Power Transformers/Reactors
Unit
Required
Data
-
3-phase oil
immersed
Applicable standards
-
IEC 60076,
60354
Rated power ONAN
MVA
23 MVA
Rated voltage
kV/kV
220/33
Highest system voltage
kV/kV
245 / 36
Hz
50
Vector group
-
YN0yn0
Impedance voltage (at rated power)
%
13
Insulation
-
Uniform
Type of cooling
-
ONAN/ONAF
Performance and Design Criteria
Bid Data
Power transformer 220 /33kV
/Type
Manufacturer
Country of origin
Rated frequency
Temperature rise at rated power over 40°C
maximum ambient temperature:
-
oil (upper level)
°C
50
Winding
°C
60
460 /
Rated power frequency withstand voltage HV/LV
kV
Rated lightning impulse withstand voltage HV/LV
kVpeak
1050 / 650 /
200
Max. noise level (Lp)
dB (A)
66
Max. no-load current
% In
0.2
losses no loud
kW
losses at ONAN
kW
losses at ONAF
kW
Short circuit withstand 3s
kA
Impedance homopolar
275
50
/ph
*external
7518P01/FICHT-8825852-v12
Section VI-1-19
220kV Transmission System
Power Transformers/Reactors
Unit
Performance and Design Criteria
Required
Data
Bid Data
connection
primary
air
secondary
cables
Dimensions
lenght
mm
wide
mm
height
mm
Weight
Total
kg
transport
kg
oil
kg
On-load tap changer
Type
-
Rated current
A
Resistor
Rated short-time current
Maximum
kA
50
3 seconds
kA
10
On-load tap changer
-
+ 10x1,5%
Installation mode
-
HV side
Oper.
200.000
Rated operations duty (min.)
7518P01/FICHT-8825852-v12
Section VI-1-20
220kV Transmission System
Power Transformers/Reactors
Unit
Required
Data
-
3-phase oil
immersed
Applicable standards
-
IEC 60076,
60354
Rated power ONAN
MVA
23 MVA
Rated voltage
kV/kV
132/33
Highest system voltage
kV/kV
145 / 36
Hz
50
Vector group
-
YN0yn0
Impedance voltage (at rated power)
%
13
Insulation
-
Uniform
Type of cooling
-
ONAN
Performance and Design Criteria
Bid Data
Power transformer 132 /33kV
/Type
Manufacturer
Country of origin
Rated frequency
Temperature rise at rated power over 40°C
maximum ambient temperature:
-
oil (upper level)
°C
50
Winding
°C
60
Rated power frequency withstand voltage HV/LV
kV
275 / 80
Rated lightning impulse withstand voltage HV/LV
kVpeak
650 / 200
Max. noise level (Lp)
dB (A)
66
Max. no-load current
% In
0.2
losses no loud
kW
losses at ONAN
kW
losses at ONAF
kW
Short circuit withstand 3s
kA
Impedance homopolar
7518P01/FICHT-8825852-v12
40
/ph
Section VI-1-21
220kV Transmission System
Power Transformers/Reactors
Unit
Performance and Design Criteria
Required
Data
Bid Data
connection
primary
air
secondary
cables
Dimensions
lenght
mm
wide
mm
height
mm
Weight
Total
kg
transport
kg
oil
kg
On-load tap changer
Type
-
Rated current
A
Resistor
Rated short-time current
Maximum
kA
40
3 seconds
kA
10
On-load tap changer
-
+ 10x1,5%
Installation mode
-
HV side
Oper.
200.000
Rated operations duty (min.)
7518P01/FICHT-8825852-v12
Section VI-1-22
220kV Transmission System
Power Transformers/Reactors
Unit
Required
Data
-
Digital
-
IEC 60255
maximum ambient temperature for rated
accuracy
oC
55
maximum temperature by storage
oC
60
maximum humidity
%
80
-
EN 50081
Performance and Design Criteria
Bid Data
General
Relays:
standard
electromagnetic compatibility tests
EN 50082-1
IEC 60255-6
insulation tests
IEC 60255-5
IEC 60870-21
mechanical tests (vibration and shock stress)
IEC 60255-21
IEC 60068-2
Other: all other Norms as specied on technical
document
-
IEC
W
1000
year
2
standard
-
IEC 60529
protection class
-
IP 52
pre-wired
-
Yes
floor-mounted
-
Yes
steel sheet thickness
mm
>2
maximum height
mm
2000
maximum width
mm
800
maximum depth
mm
600
front-door material
-
Glass
coloring
-
RAL 7035
switching capacity of output contacts
manufacturer references
Panels:
HV line protections
Differential protection (ANSI: 87L):
7518P01/FICHT-8825852-v12
Section VI-1-23
220kV Transmission System
Power Transformers/Reactors
Unit
Performance and Design Criteria
Type
-
Manufacturer
-
Place of manufacture
-
Required
Data
Bid Data
Rated values:
frequency
Hz
50
phase current
A
1
V DC
110
ranges of values of restrained protection
I/InO
0.05 – 2.00
ranges of values of unrestrained protection
I/InO
0.5 – 35.00
ranges of times
sec
0.00 – 30.00
auxiliary voltage
Settings:
Distance protection (ANSI: 21):
Type
-
Manufacturer
-
Place of manufacture
-
Rated values:
frequency
Hz
50
phase current
A
1
phase to phase voltage
V
110
V DC
110
ranges of values
Ohm
0.050 – 600
ranges of times
sec
0.00 – 30.00
minimum number of independent impedance
zones
-
4
type of characteristic of teleprotection
-
PUTT,
POTT
trip mode
-
1-/3 pole
minimum number of autoreclose cycles (ARcycles)
-
3
aux. voltage
Settings:
7518P01/FICHT-8825852-v12
Section VI-1-24
220kV Transmission System
Power Transformers/Reactors
Unit
Required
Data
-
Yes
-
IEC 608705-103
9600
Performance and Design Criteria
fault locator and event (disturbance) recorder
Bid Data
Remote communication:
protocol
transmission rate
Baud
Back-up overcurrent protection (ANSI: 50/51
&50N/51N):
Type
-
Manufacturer
-
Place of manufacture
-
Rated values
frequency
Hz
50
phase current
A
1
phase to phase voltage
V
110
V DC
110
ranges of values
A
0.10 – 35.00
ranges of times
sec
0.00 – 30.00
minimum number of DTL stages for 50/51
-
2
minimum number of IDMT stages for 50/51
-
1
minimum number of DTL stages for 50N/51N
-
2
minimum number of IDMT stages for 50N/51N
-
1
aux. voltage
Settings
Transformer Differential Protection
Manufacturer
Type
Ratings
Secondary current
A
Rated frequency
Hz
DC supply
V
7518P01/FICHT-8825852-v12
Section VI-1-25
220kV Transmission System
Power Transformers/Reactors
Unit
Performance and Design Criteria
Required
Data
Bid Data
Main Characteristics
Range of operating coil settings
% of C.T.
rating
Range of bias coil settings
Recommended operating coil setting
Recommended bias coil setting
Number of bias coils
Minimum sensitivity
earth faults
% of C.T.
rating
phase faults
% of C.T.
rating
Maximum trough fault at which the protective
equipment is stable with recommended settings:
earth faults
% of C.T.
rating
phase faults
% of C.T.
rating
Maximum time delay between initiation of fault and
energizing of breaker trip circuit
3 x IN
10xIN
(ms)
Communication Interfaces
Protection functions
Transformer Restricted Earth Fault Protection
Manufacturer
Relay type
Tripping current range from – to
X IN
Tripping time range from – to
ms
Transformer Overcurrent and earth fault
Protection
7518P01/FICHT-8825852-v12
Section VI-1-26
220kV Transmission System
Power Transformers/Reactors
Unit
Performance and Design Criteria
Required
Data
Bid Data
Manufacturer
Relay type
Tripping current range from - to
x IN
ms
Tripping time range from - to
x IN
ms
Tertiary winding protection
Manufacturer
Relay type
Phase balance protection
Manufacturer
Relay type
Reactor
Differential protection (ANSI: 87T):
Type
-
Manufacturer
-
Place of manufacture
-
Rated values
frequency
Hz
50
phase current
A
1
V DC
110
ranges of values of restrained protection
I/InO
0.05 – 2.00
ranges of values of unrestrained protection
I/InO
0.5 – 35.00
ranges of times
sec
0.00 – 30.00
aux. voltage
Settings
Settings
CT supervision
Operating time
7518P01/FICHT-8825852-v12
ms
Section VI-1-27
220kV Transmission System
Power Transformers/Reactors
Unit
Performance and Design Criteria
Required
Data
Bid Data
Scheme burdens
DC burden
W
AC burden
Ohm
Contact rating
Make and carry for 0.2 s
VA
Break
Operation indicator
Insulation
AC inputs (for 1 minute to all circuits and to case
earth)
High voltage impulse withstand voltage
kV
kV peak
Back-up overcurrent protection (ANSI: 50/51 &
49):
Type
Manufacturer
-
Place of manufacture
-
Rated values
frequency
Hz
50
phase current
A
1
phase to phase voltage
V
110
V DC
110
ranges of values
A
0.10 – 35.00
ranges of times
sec
0.00 – 30.00
minimum number of DTL stages of 50/51
-
2
minimum number of IDMT stages of 50/51
-
1
aux. voltage
Settings
0.1 – 4.0
k-factor of 49
time constant 49
min
1.0 – 999.0
Busbar protection
7518P01/FICHT-8825852-v12
Section VI-1-28
220kV Transmission System
Power Transformers/Reactors
Unit
Performance and Design Criteria
Required
Data
Bid Data
Differential protection (ANSI: 87L):
Type
-
Manufacturer
-
Place of manufacture
-
Rated values
frequency
Hz
50
phase current
A
1
V DC
110
ranges of values of restrained protection
I/InO
0.05 – 2.00
ranges of values of unrestrained protection
I/InO
0.5 – 35.00
ranges of times
sec
0.00 – 30.00
aux. voltage
Settings
CT supervision
Operating time
ms
Scheme burdens
DC burden
W
AC burden
Ohm
Contact rating
Make and carry for 0.2 s
VA
Break
Operation indicator
Insulation
AC inputs (for 1 minute to all circuits and to case
earth)
High voltage impulse withstand voltage
7518P01/FICHT-8825852-v12
kV
kV peak
Section VI-1-29
220kV Transmission System
MV Switchgear
Performance and Design Criteria
Minimum requirements
Unit
Data
-
metalclad
Offered
Data
33kV switchgear
manufacturer
designation
type
insulation
air
nominal system voltage
kV
33
highest value of system operating voltage
kV
40,5
range of highest voltage for equipment
(IEC 60071-1)
rated frequency
Hz
50
rated short-circuit current (3 s)
kArms
31,5
rated lightning impulse withstand voltage
kVpeak
170/ (185)*
rated power frequency short duration
withstand voltage
kVrms
70/ (85)*
kA
31,5
kApeak
80
busbar, sectionalizer
A
1250
outgoing feeders
A
600
incoming feeder from transformer
A
1250
protection class (with closed door)
-
IP 3X
rated operating cycle of circuit breaker
-
0-0.3 sec.-C03 min.-C0
rated voltage of CB drive
V
110 DC
type of circuit breaker
-
vacuum
type of current transformers
-
cast-resin
insulated
incoming feeder
A
600-1250
outgoing feeders
A
200-400
symmetrical breaking current
short circuit making current
rated current
ratings of current transformers
primary winding:
accuracy class for measuring / metering
0.5
*external
7518P01/FICHT-8825852-v12
Section VI-1-30
220kV Transmission System
MV Switchgear
Performance and Design Criteria
Minimum requirements
Unit
Data
accuracy class for protection
5P20
type of voltage transformers
inductive,
cast-resin
insulated
ratings
kV
Data
30/0.1/0.1
3/3/3
accuracy class for protection
3P
accuracy class for measuring / metering
0.5
7518P01/FICHT-8825852-v12
Offered
Section VI-1-31
Station service transformers
Unit
Required
Data
Type
-
3-phase
hermetically
sealed
Applicable standard
-
IEC 60076
Rated apparent power
kVA
160
Rated voltage HV/LV
kV
33/0.4
Rated frequency
Hz
50
Vector group
-
Dyn 11
Impedance voltage
%
4
Off-load tap changer regulation
-
+ 2x2,5%
Type of cooling
-
ONAN
Rated power frequency withstand voltage
kV
70/ (85)*
Rated lightning impulse withstand voltage
kVpeak
170/ (185)*
Performance and Design Criteria
Bid Data
Station service transformers 33/ 0.4 kV
Type
Manufacturer
Country of origin
*external
7518P01/FICHT-8825852-v12
Section VI-1-32
Substation Control and monitoring system
Unit
Required
Data
System availability
%
> 99,95
Meantime between failure
h
> 8750
Performance and Design Criteria
Bid Data
Substation control and monitoring system
Automatic time synchronization at all nodes of the
network
Time resolution events
Yes
msec
Fault indication LEDs on modules
Spare
< 10
Yes
%
20
Station Bus
IEC 61850-81
Protocol
Transmission medium
Transmission rate
FOC
MBit/s
100
V
110
Ethernet Switches
Manufacturer
Type
Power supply from station battery
Clock system
Manufacturer
Type
Synchronization source
Synchronization interval
Station computer
Manufacturer
Type
Power supply from station battery (DC-supply)
7518P01/FICHT-8825852-v12
Section VI-1-33
Substation Control and monitoring system
Unit
Required
Data
V
110
Performance and Design Criteria
Bid Data
Common bay unit
Manufacturer
Type
Power supply from station battery (DC-supply)
Interfaces to remote control centers
Serial Interface
IEC 60870-5-101
Transmission medium
Data transmission rate
Bit/s
Serial Interface
IEC 60870-5-104
Transmission medium
Data transmission rate
9600
FOC
MBit/s
10
Other serial Interface
Transmission medium
FOC
Data transmission rate
Operator workstations (HMI)
Hardware
Manufacturer
Type
Power supply from station battery via converter
V AC
230
CPU
Working memory
Hard disk
RAID-System
DVD or Disk
array
External memory
Operating system
Screens
Screen size
Pixels
7518P01/FICHT-8825852-v12
2
TFT
inch
20
1280 x 1024
Section VI-1-34
Substation Control and monitoring system
Unit
Required
Data
Exchange of display (first reaction)
sec.
<1
Presentation of a binary change in the process
display
sec.
< 0.5
Presentation of an analogue change in the process
display
sec.
<1
From order to process output
sec.
< 0.5
From order to updating the display
sec.
< 1.5
Performance and Design Criteria
Bid Data
MMI-Software
Manufacturer
Type
System Performance
Hardcopy printer
Number of printers
Power supply from station battery via converter
Format
1
V AC
230
DIN
A3
Color
Yes
Pages / min.
> 12
Presentation of an analogue change in the process
display
sec.
<1
From order to process output
sec.
< 0.5
From order to updating the display
sec.
< 1.5
Event printer
Number of printers
Power supply from station battery via converter
Format
Color
1
V AC
230
DIN
A4
No
Pages / min.
Service and Analysis System
Hardware
Manufacturer
7518P01/FICHT-8825852-v12
Section VI-1-35
Substation Control and monitoring system
Unit
Required
Data
V AC
230
Performance and Design Criteria
Bid Data
Type
Power supply from station battery via converter
CPU
Working memory
Hard disk
External memory
DVD
Operating system
Screens
Screen size
1
TFT
inch
20
Pixels
1280 x 1024
Service and Analysis Software
Manufacturer
Type
Service unit
Hardware
Laptop
Manufacturer
Type
Power supply
V AC
230
CPU
Working memory
Hard disk
Operating system
External memory
Screen size
Pixels
DVD
inch
14
1280 x 1024
Service Software
Manufacturer
Type
Panels
7518P01/FICHT-8825852-v12
Section VI-1-36
Substation Control and monitoring system
Unit
Performance and Design Criteria
Required
Data
Pre-wired
Yes
Floor-mounted
Yes
Steel sheet thickness
mm
Protection class
Bid Data
>2
IP 52
Maximum height
mm
2000
Maximum width
mm
800
Maximum depth
mm
600
Front-door material
glass
Coloring
RAL 7035
Bay control units (IEDs)
for high voltage application
Manufacturer
Type
Power supply from station battery (DC-supply)
V
Protocol
110
IEC 61850
Other protocols
Bay control units (IEDs)
for middle voltage application
Manufacturer
Type
Power supply from station battery (DC-supply)
Protocol
V
110
IEC 61850
Other protocols
7518P01/FICHT-8825852-v12
Section VI-1-37
Unit
Optical Telecommunication Equipment
Performance and Design Criteria
Required
Data
Bid Data
ODF
Manufacturer
-
Type
-
Number of fiber interconnections
-
96
Connector loss
dB/
connector
< 0.5
Screw on type connectors
-
yes
designed for 19” cubicles
-
yes
SDH Multiplexer and Access Multiplexer
General
Manufacturer of
 n x 2 MBit multiplexer equipment
-
 terminal equipment
-
Type(s) of
 n x 2 MBit multiplexer
-
 terminal equipment
-
Maximum extension of transmission capacity of
individual terminal by adding plug in cards.
-
Ditto. for multiplexer based on 2 MBit-hierarchy.
-
Maximum extension for multiplexer and terminal
equipment racks.
-
Protection class(es) of terminal equipment racks.
-
Construction Requirements
Operating principle of amplifiers:
optical - optical (bit rate insensitive)
-
Yes
STM - 1
MBit/s
155
STM - 4
MBit/s
622
Operating range of fibre optic terminals.
Operating principle of optical transmitter.
7518P01/FICHT-8825852-v12
Section VI-1-38
Unit
Optical Telecommunication Equipment
Performance and Design Criteria
Required
Data
Bid Data
Optical Parameters
Nominal operating wavelength.
Remaining overall system margin at start of
life/end of life.
Receiver sensitivity (at BER of 10-10) at start of
life/end of life.
Transmission Parameters
Bit error rate (path including terminals) at
 n x 2 MBit/s
-
<1 x 10-10
Jitter performance
 n x 2 MBit/s
Accuracy of internal clock
acc. to G.823
ppm
Line code (optical)
Line code (electrical)
ITU/CCITT standards (PCM equipment)
7518P01/FICHT-8825852-v12
Section VI-1-39
Unit
Required
Data
mm x mm
96 x 96
Accuracy class
-
1.0
Operating principle
-
moving coil
-
0.5
%
0.3
Metering Equipment
Performance and Design Criteria
Bid Data
Measuring instruments for (Volt, Ampere, Watt,
Var, cos phi etc.)
Size
Meters (internal)
Accuracy class
Meters (Billing)
Max. error
Number of tariffs
4
Selectable recording interval
min
1-60
15 minutes interval
days
45
And for No's channel
No.
8
Battery capacity
days
32
Optical port
-
yes
Serial port RS-232-C
-
yes
years
5
s
0.5
Storage capacity for:
Internal clock:
battery capacity
Max. error per month
ST-PCQ data
analysis
software of
Sangamo
Software
Programmer/Retriever
Type
-
ST-RP or
TELXON
PTC-790
Batteries
-
rechargeable
RS-232-C accessory module
-
yes
Optical port accessory module
-
yes
7518P01/FICHT-8825852-v12
Section VI-1-40
Unit
Required
Data
%
0.5
Output current
mA
4-20
Auxiliary voltage
Vdc
125
Max. Power consumption
VA
1
Metering Equipment
Performance and Design Criteria
Bid Data
Transducers
Accuracy
Measuring Instruments
Voltmeter
Manufacturer
-
Type
-
Size
mm x mm
Scale
degree
Accuracy class
Power consumption
VA
Operating principle
-
Electro-mechanical
-
yes/no
Electronic
-
yes/no
Ampere meter
Manufacturer
-
Type
-
Size
mm x mm
Scale
degree
Accuracy class
Power consumption
VA
Operating principle
-
Electro-mechanical
-
yes/no
Electronic
-
yes/no
7518P01/FICHT-8825852-v12
Section VI-1-41
Metering Equipment
Unit
Performance and Design Criteria
Required
Data
Bid Data
Watt meter
Manufacturer
-
Type
-
Size
mm x mm
Scale
degree
Accuracy class
-
Power consumption
VA
Operating principle
-
Electro-mechanical
-
yes/no
Electronic
-
yes/no
VAR meter
Manufacturer
-
Type
-
Size
mm x mm
Scale
degree
Accuracy class
-
Power consumption
VA
Operating principle
-
Electro-mechanical
-
yes/no
Electronic
-
yes/no
Meters (internal)
Watt-hour meter
Manufacturer
-
Type
-
Size
mm x mm
Accuracy class
-
Power consumption
VA
Operating principle
-
Electro-mechanical
-
7518P01/FICHT-8825852-v12
yes/no
Section VI-1-42
Metering Equipment
Unit
Required
Data
-
yes/no
Performance and Design Criteria
Electronic
Bid Data
VAR hour meter
Manufacturer
-
Type
-
Size
mm x mm
Accuracy class
-
Power consumption
VA
Operating principle
-
Electro-mechanical
-
yes/no
Electronic
-
yes/no
7518P01/FICHT-8825852-v12
Section VI-1-43
0.4 kV Installations
Unit
Required
Data
Applicable standards
-
IEC 60439,
60947
Type
-
fixed units
Rated voltage
V
400
Frequency
Hz
50
Rated short-circuit current for 1 s
kA
50
Test voltage
kV
2.5
Type of circuit breaker driving mechanism
-
Handoperated
Secondary current of current transformer
A
1
Protection class
-
IP 41
Performance and Design Criteria
Bid Data
0.4 kV Installations
7518P01/FICHT-8825852-v12
Section VI-1-44
110 V DC Equipment
Unit
Required
Data
-
IEC 60439,
60947
-
fix mounted
components
P and N
Insulated
Rated voltage DC
V
110
Test voltage
V
1500
Type of load break switch/circuit breaker
-
hand-operated
Protection class
-
IP 41
K
110
Battery type
-
NiCd
Applicable standard
-
IEC 60623
Rated voltage
V
110
-
parallel standby
Ah
250
-
Thyristor
controlled
Input voltage (three-phase)
V
400 + 10%
Rated DC voltage
V
110
Maximum DC voltage
V
132
Residual ripple
%
<1
Type of cooling
-
self-ventilating
Protection class of cubicle
-
IP 41
Performance and Design Criteria
Bid Data
110 V DC Equipment
Applicable standards
Type of distribution board
Busbar
Min. insulation resistance
Type of operation
Rated capacity (for 10 hours discharge time)
Battery charger type
7518P01/FICHT-8825852-v12
Section VI-1-45
240 V AC Uninterruptible Power Supply
Unit
Performance and Design Criteria
Required
Data
Bid Data
Static UPS
General data
Manufacturer
Applicable standards
Rated power at … °C ambient temperature
IEC 62040
kVA/ °C
120 / 40
kW
96
Type of cooling
-
AN
Protection class of cubicle
IP
20
Rated voltage, input
V
3x400/230
Rated voltage, output
V
400/230
Voltage control
%
< +/- 1
Frequency
Hz
50
Frequency stability
Hz
+/- 0,05
Frequency stability with auto-pulsing
%
+/- 0,1
Active power
125 % - 10 min
150 % - 60 s
Overload capability
Max. power loss at rated load
W
Acoustic level on 100 % load
dB(A)
< 63 (in 1m)
Efficiency at 75 - 100 % linear load,
at 75 - 100 % nonlinear load
%
Total Harmonic Distortion of Current (THDI)
%
<9
Static transfer switch
yes / no
yes
Network card
yes / no
yes
Interfaces:
RS-232, RJ 45, ModBus alternative ProfiBus
yes / no
yes
Relais cards for operating and malfunction messages
yes / no
yes
Dimensions:
- height
mm
- width
mm
- depth
mm
Total weight
kg
7518P01/FICHT-8825852-v12
> 95
> 93
Section VI-1-46
240 V AC Uninterruptible Power Supply
Unit
Required
Data
Manufacturer
-
-
Type
-
-
Power supply
-
TN-S
400 V ± 10 %
50 Hz ± 2 %
Rated voltage DC
V
-
Rated current DC
A
-
Maximum ambient temperature for operating at rated
current
°C
-
static (0 – 100 % of rated current)
%
± 0,5
dynamic
%
-
Residual undulation w/o battery
% ss
5
Constance of the direct current
%
-
% ss
-
Funkentstörung
-
IEC 61000-6-2
criterion A
Type of cooling
-
self ventilating
Efficiency
%
-
Power factor
-
-
Batterie type (maintenance free)
-
OPzS
Rated voltage
V
-
Ah
-
h
8
Performance and Design Criteria
Bid Data
Rectifier data
Constance of the output voltage:
Current undulation
Batterie data
Count of cells
Rated capacity (C10, 1,8V/Cell, 20 °C)
Discharge time
10 years at
20 °C
Life period of the battery
Weight
kg
Dimensions:
mm
7518P01/FICHT-8825852-v12
Section VI-1-47
240 V AC Uninterruptible Power Supply
Unit
Performance and Design Criteria
- height
- width
mm
- depth
mm
Required
Data
Battery mounted in cubicle / on racks
yes
Drip pan for electrolyte
yes
Battery junction box
yes
Bid Data
Inverter data:
Input voltage
V DC
110 ± 15 %
Rated power
kVA
120
°C
-
power factor range (ind. to cap.)
-
-
Output voltage
V
TN-S system
400 / 230
Output frequency
Hz
50 ± 1 %
linear load
%
<2
nonlinear load
%
-
for 10 min.
x IN
1,25
for 60 sec.
x IN
1,5
static
%
<2
dynamic (100 % load changes)
%
< 10
Efficiency (at cos  = 0,8)
%
-
Funkentstörung
-
IEC 61000-6-2
criterion A
Static transfer switch
yes / no
yes
Manual bypass switch
yes / no
yes
Noise level at 1 m distance
(any range 0 % till 100 % rated current)
dB(A)
60
-
IP 31
Maximum ambient temperature for operating at rated
current.
Distortion factor:
Overload capability:
voltage tolerance:
Protection class
7518P01/FICHT-8825852-v12
Section VI-1-48
240 V AC Uninterruptible Power Supply
Unit
Required
Data
Type of cooling
-
self ventilating
Manual transfer
yes / no
yes
Performance and Design Criteria
7518P01/FICHT-8825852-v12
Bid Data
Section VI-1-49
Cable Equipment
Unit
Performance and Design Criteria
Required
Data
Bid Data
33 kV power cables, single-core
Applicable standards
Type
IEC 60502
-
XLPE
Specified voltage E0/E
kV
21/35
Highest system voltage
kV
35
Rated frequency
Hz
50
Test voltage
kV
52.5
-
Cooper
mm
approx.15 x d
 Conductor
kA
16
 Screen
kA
10
Conductor material
Bending radius (single core cables)
Rated short circuit current (1 s.)
0.4 kV power cables, four-core
Applicable standards
Type
IEC 60502
-
PVC
Specified voltage E0/E
kV
0.6/1
Highest system voltage
kV
0.44
Rated frequency
Hz
50
Test voltage
kV
2.5
-
Cooper
mm
approx.15 x d
 Conductor
kA
25
 Screen
kA
15
Conductor material
Bending radius (single core cables)
Rated short circuit current (1 s.)
7518P01/FICHT-8825852-v12
Section VI-1-50
Earthing System
Unit
Required
-
IEEE 80, IEC
60621
mm2
70
-
by
compression
mm
8
Bid
Data
Performance and Design Criteria
Earthing System
Applicable standards
Size of standards copper conductor
Mode of connection
Diameter of round copper rods for lightning
protection
IEC 60950
yes
To be verified
by
CONTRACTO
R
Equipotential Bonding
Power and Lighting Installation
Subdistribution boards
Type
-
Fixed
Rated voltage
V
400/230
Rated frequency
-
50
kV
2.5
Test voltage
Degree of protection
IP41/IP54
Lighting fixtures
indoor fluorescent
W
1 x 58/2 x 58
indoor halogen
W
1 x 250/1 x 400
outdoor high-pressure mercury
W
400
-
CEE form
Power and domestic sockets
Type
Installation mode
 power socket combination
-
 domestic sockets
-
Surface
-
IP54
Degree of protection
7518P01/FICHT-8825852-v12
Section VI-1-51
2. Annex
3. Forms and Procedures