3
4
5
6
7
NOTES
4400004656
P
3-1313003.03
INDEX
JOB ORDER NO.
3
HA555 EA-383184
of
D
03
OW NER.
CONTRACT NO.
PLANT NO.
DRAWING NUMBER
2
DESCRIPTION
SYMBOL
DESCRIPTION
SYMBOL
DESCRIPTION
SYMBOL
DESCRIPTION
SYMBOL
DESCRIPTION
OF I
TS
REV. NO.
SYMBOL
SWITCHING DEVICE WITH MANUAL OPERATION
FUSE / LINK
A
ELEMENT WITH STATIC NEGATED OUTPUT
CONSENT
SHEET NO.
1
A
RESISTOR
AND WITH AUTOMATIC RESET
VARIABLE RESISTOR
SWITCHING DEVICE WITH MANUAL OPERATION
BELL, BUZZER
AND WITH NON-AUTOMATIC RESET
ELEMENT WITH DYNAMIC INPUT
THE W RI
TTEN
FUSE WITH THE SUPPLY SIDE INDICATED
SIREN , HORN
CURRENT TRANSFORMER
RESISTOR WITH PRESET ADJUSTMENT
- SINGLE LINE DIAGRAM
CHANGE-OVER SWITCHING DEVICE WITH MANUAL
CONTROL AUTOMATIC RESET FROM POSITION 1-2
TO THE NEUTRAL POSITION
CAPACITOR
CURRENT TRANSFORMER
TERMINAL BLOCK FOR CT CIRCUIT
LEGEND
WI
THOUT
ELEMENT WITH DYNAMIC NEGATED INPUT
SEMICONDUCTOR DIODE USED AS A
CAPACITIVE DEVICE
TERMINAL BLOCK - KNIFE TYPE
DOCUMENT
ELEMENT WITH INHIBITING INPUT
- TRIPOLAR DRAWING
RELAY COIL
B
ELEMENT WITH NEGATED INHIBITING INPUT
B
OPEN CONTACT, MAKE CONTACT
TERMINAL BLOCK - STANDARD
- SINGLE LINE DIAGRAM
THI
S
VOLTAGE TRANSFORMER
SLOW OPERATING RELAY COIL
FROM
CLOSED CONTACT, BREAK CONTACT
ELEMENT WITH INPUT WHICH DOES NOT CARRY
ANY LOGIC INFORMATION
POWER SOCKET
WINDING
SHALL BE OBTAI
NED
SLOW RELEASING RELAY COIL
CHANGE-OVER CONTACT, BREAK
BEFORE MAKE
VOLTAGE TRANSFORMER
RELAY WITH MAKE CONTACT
VT TEST SWITCH
MAKE CONTACT WHICH IS EARLY WHEN
OPERATING AND LATE WHEN RELEASING
PART
V
AND-ELEMENT WITH TWO INPUTS
VOLTMETER
BREAK CONTACT WHICH IS LATE WHEN
OR-ELEMENT WITH TWO INPUTS
I
N
>1
CONTROL TEST SWITCH
RELAY WITH CHANGE-OVER CONTACT
OPERATING AND EARLY WHEN RELEASING
C
A
FULL OR
C
AMMETER
SWITCHING DEVICE WITH MANUAL CONTROL
>2
WATTMETER
LOGIC THRESHOLD ELEMENT WITH FOUR
RELAY WITH MAKE CONTACT,
INPUTS AND THRESHOLD VALUE 2
DELAYED WHEN OPERATING
I
N
W
CT TEST SWITCH
MAKE CONTACT DELAYED WHEN OPERATING
REFERENCE DRAWINGS
Var
BREAK CONTACT DELAYED WHEN RELEASING
VARMETER
DRAWING TITLE
=2
"2 AND ONLY 2"
ELEMENT WITH THREE INPUTS FOR
RELAY WITH MAKE CONTACT,
DRAWING NO.
DRAWING CONTROL SHEET
EE-383111
RELAY & METERING ONE LINE DIAGRAM
EA-382856
DELAYED WHEN RELEASING
AND RELEASING
POWER FACTOR METER
OF Nati
onalGri
d SA
PF
NO
MAKE CONTACT DELAYED WHEN OPERATING
=1
D
D
EXCLUSIVE OR-ELEMENT WITH THREE INPUTS
POSITION INDICATOR
RELAY WITH MAKE CONTACT, DELAYED
MAIN CONTACT OF A SWITCH DISCONNECTOR
WHEN OPERATING AND RELEASING
MAIN CONTACT OF A DISCONNECTOR
=
SYNCHROSCOPE
MAIN CONTACT OF A CIRCUIT BREAKER
ARE THE SOLE PROPERTY
LOGIC IDENTITY ELEMENT WITH THREE INPUTS
RELAY WITH TWO MAKE CONTACTS, ONE OF
THEM DELAYED WHEN OPERATING
V
PASSING MAKE CONTACT CLOSING
RECORDING VOLTMETER
MOMENTARILY DURING OPERATION
>n/2
AND RELEASE
MAJORITY ELEMENT WITH THREE INPUTS
W
BREAK CONTACT DELAYED WHEN OPERATING
RECORDING WATTMETER
RELAY WITH TWO ACTUATORS AND A TWO
1
AS-BUILT
STABLE POSITIONS
NEGATOR
BY
DATE
D
2017-01-03
AES REVISED AS PER CONSULTANT COMMENTS KAM
AS
AS
E C
2016-11-24
AES
AS MANUFACTURED
KAM
AS
AS
B
2016-01-07
AES
AS PER CUSTOMER REQUIREMENTS
KAM
AS
AS
A
2015-10-12
AES
ISSUED FOR DETAILED DESIGN
KAM
AS
AS
CHKD.
CERT.
MAKE CONTACT DELAYED WHEN RELEASING
E
h
HOUR METER
&
NAND ELEMENT WITH TWO INPUTS
TWO MECHANICAL LINKS CROSSING
WITHOUT CONNECTION
REV.
NO.
Wh
DATE
BY
DESCRIPTION
APPD.
WATT-HOUR METER
DRAWING COMPLETION CERTIFICATE (DCC):
NOR ELEMENT WITH TWO INPUTS
THE I
NFORMATI
ON
>1
JUNCTION OF MECHANICAL LINKS
WATT-HOUR METER FOR ENERGY FROM
X
AUTOMATIC RESET
BISTABLE ELEMENT
SIGNALLING LAMP
Y
DINAKAR
DRAWN BY
DATE STARTED
CHECKED BY
2015-10-12
FRAME CONNECTION
F
NON-AUTOMATIC RESET
ENG. DEPT.
ELECTRO-MECHANICAL POSITION INDICATOR
F
POSITION
WITH ONE DE-ENERGIZED AND TWO OPERATED
THIS DRAWING IS NOT TO BE USED FOR
CERTIFIED
CONSTRUCTION OR FOR ORDERING
MATERIAL UNTIL CERTIFIED AND DATED
EARTH CONNECTION
ELEMENT WITH STATIC NEGATED INPUT
NONE
SCALE:
DATE COMPLETED
OPR'G. DEPT.
ELEMENT WITH STATIC INPUT
KAMAL
AND
A BUSBAR SYSTEM
Wh
BY
DATE
GRAPHICAL SYMBOLS FOR DIAGRAMS +UVLS.2
THI
S
13.8kV U/V LOAD SHEDDING PANEL-2
AL-UQAIR 115/13.8kV SUBSTATION-A
MANUFACTURER/VENDOR NAME
DRAWING NO.
EA-383184
SHEET NO.
03 of
3
SAUDI ARABIA
AL-UQAIR
ALFANAR ELECTRICAL SYSTEMS
CONTRACT NO.
JOB ORDER NO.
INDEX
PLANT NO.
DRAWING NUMBER
REV. NO.
D
1
2
3
4
5
6
7
4400004656 3-1313003.03
P
HEREI
N
&
REPRODUCTI
ON
- TRIPOLAR DRAWING
CONTAI
NED
ELEMENT WITH POSTPONED OUTPUT
SHEET NO.
03
HA555 EA-383184
of
3
REV. NO.
D
NG-A (2012/01)
DMS
VECTOR
DRAW I
NG
X
NGA00