Application to Connect Form
Generating Systems above 5MW
The contact details for our Customer Solutions Managers are provided in Section 22 of our
NICC 270 – Connection of large embedded generation
Information
Required
Site Details
Description
Information, Notes & Feedback (attach
information separately as required)
Customer NMI (if available)
Site Address
End User (Customer) Name
End User (Customer) ABN
End User
Postal Address
Phone Number
Email
Representative Name
Nominated
Postal Address
Representative
Phone Number
Details
Email
Do you have an existing connection to our
Network or do you need a new connection?
Frequency of Connection of Generating
System
Connection
Arrangement
Installation
Details
 New Connection
 Testing (once per month)
 Other (ie base load or peaking)
 Export
Connection Capability
Operating Philosophy
Program
Details
 Existing Connection
 Non Export
Attach to form, to describe:
 Expected Generating Unit operating
duration
 Loss and return of SA Power
Networks supply
Construction Start & Completion Date
Forecast Generating System connection date
Single Line Diagram (SLD)
Protection SLD
Customer cable sizes and lengths
Anticipated Export Energy (kWh)
Site Layout Drawing
Control Room Layout
Attach to form
Attach to form, unless shown on SLD
Attach to form
Attach to form
Form Effective 13/01/2015 Version 2
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Application to Connect Form
Generating Systems above 5MW (continued)
Generating System Technical Information Requirements
Symbol
Data Description
Units
Value
Remark
Generating System
VCON
NMC
Nominal voltage at connection to
network
Total Station net maximum capacity
(NMC)
kV
MW
(sent out)
Generator Design Data
PAUX
Qmax
Number of identical generating units and
identification names or numbers
List or table of plant, control systems and
protection systems, applicable to this
generating unit, for which data has been
provided.
Rated MVA
Rated MW (Sent Out)
Dispatch pattern (If known)
Auxiliary load at PMAX
Rated reactive power output at PMAX
PMIN
Minimum Load
NGU
MBASE
PSO
Text
Text
MVA
MW (Gen)
Graph
MW
MVAr
MW (sent
out)
Transformer
GTW
GTVG
GTRn
GTTRn
GTZ1n
GTZOn
Transformer identification number
If this is a generating unit transformer,
the list of generating units to which this
information applies
Number of windings
Vector group (refer to Note1)
Rated MVA of each winding
Principal tap rated voltages
Positive sequence impedance of each
winding
Zero sequence impedance of each
winding (including any neutral earthing
impedance applied)
Earthing arrangement
Text
Text
No
Text
MVA
kV/kV
(a + jb)%
on100 MVA
base on VCON
(a + jb)%
on100 MVA
base on VCON
Text, diagram
Form Effective 13/01/2015 Version 2
www.sapowernetworks.com.au
Page 2 of 6
Application to Connect Form
Generating Systems above 5MW (continued)
Generating System Technical Information Requirements (continued)
Symbol
GTAPR
Data Description
Tapped winding
Tap change range
Units
Value
Remark
Text, diagram
kV - kV
Synchronous Machine Data
MBASE
GEN
Q+
PMAX
Q+
PMIN
QPMAX
QPMIN
NP
Synchronous machine nameplate rating
(MVA)
Maximum lagging Reactive power at
PMAX
Maximum lagging Reactive power at
PMIN
Minimum lagging Reactive power at
PMAX
Minimum lagging Reactive power at
PMIN
Number of poles
RA
Stator resistance
RF
Rotor resistance
XD
XDD
XDDD
TDO
TDDO
TKD
MVA
MVAr export
MVAr export
MVAr export
MVAr export
Text
% on100 MVA
base on VCON
% on100 MVA
base on VCON
% on100 MVA
base on VCON
% on100 MVA
base on VCON
% on100 MVA
base on VCON
Direct axis unsaturated synchronous
reactance
Direct axis unsaturated transient
reactance
Direct axis unsaturated sub-transient
reactance
Direct axis open circuit sub-transient time
s
constant
Direct axis open circuit sub-transient time
s
constant
Direct axis damper leakage time constant s
Synchronous Machine Excitation System Data
Details of the excitation control system
described in functional block diagram
from showing:
 voltage control system (AVR);

power system stabiliser (PSS);
MVA
Function
block diagram
If fitted
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Page 3 of 6
Application to Connect Form
Generating Systems above 5MW (continued)
Generating System Technical Information Requirements (continued)
Symbol
Data Description


exciter;
over-excitation limiter;

under-excitation limiter;

stator current limiter (if fitted);

flux (V/f) limiter (if fitted);

manual restrictive limiter (if
fitted); and

any other limiters that may
restrict excitation system
operation.
Units
Value
Remark
Functional
block diagram
Synchronous Machine Protection Systems
Details of the protection system showing
principles of operation, trigger levels,
switching times, etc
Text/ Diagram
Asynchronous Machine Data (doubly fed)
MBASE
GEN
Q+
PMAX
Q+
PMIN
QPMAX
QPMIN
NP
SLIP
Asynchronous machine nameplate rating
(MVA)
Maximum lagging Reactive power at
PMAX
Maximum lagging Reactive power at
PMIN
Minimum lagging Reactive power at
PMAX
Minimum lagging Reactive power at
PMIN
Number of poles
Slip at PMAX
MVA
MVAr export
MVAr export
MVAr export
MVAr export
Text
Text
% on100 MVA
base on VCON
RS
Stator resistance
XS
Stator leakage reactance
 unsaturated and
 at VTGEN
% on100 MVA
base on VCON
RM
Iron loss resistance, referred to the stator
% on100 MVA
base on VCON
Form Effective 13/01/2015 Version 2
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Page 4 of 6
Application to Connect Form
Generating Systems above 5MW (continued)
Generating System Technical Information Requirements (continued)
Symbol
XM
RR
XR
Data Description
Magnetizing reactance, referred to the
stator
 unsaturated and
 at VTGEN
Rotor resistance at rated slip, referred to
the stator
Rotor reactance, referred to the stator
 unsaturated and
 at VTGEN
Units
Value
Remark
% on100 MVA
base on VCON
% on100 MVA
base on VCON
% on100 MVA
base on VCON
Asynchronous Machine Protection Systems
Details of the protection system showing
principles of operation, trigger levels,
switching times, etc
Text/ Diagram
Photovoltaic Cell Array
MBASE
GEN
Nameplate rating of array
MW
Photovoltaic Cell Protection Systems
Details of the protection system showing
principles of operation, trigger levels,
switching times, etc
Text/ Diagram
Mechanically or Electronically Switched Capacitor, Reactor or Resistor
Details of the control system showing
principles of operation, trigger levels,
switching times, discharge times, etc.
3 phase electrical connection diagram,
including earthing arrangements.
Details of how this controller interfaces
with the primary electrical or mechanical
control systems (if applicable), or how
this controller effects its control action.
Text/ Diagram
Functional
block diagram
Text/ Diagram
Static VAR Compensator, Thyristor Controlled (SVC)
BASE
VNOM
SCD
Nameplate rating
MVA
Rated voltage
kV
Capability diagram (reactive power versus
Chart
voltage)
Form Effective 13/01/2015 Version 2
www.sapowernetworks.com.au
Page 5 of 6
Application to Connect Form
Generating Systems above 5MW (continued)
Generating System Technical Information Requirements (continued)
Symbol
Data Description
GTW
GTVG
GTRn
GTTRn
Number of windings
Vector group
Rated MVA of each winding
Principal tap rated voltages
GTZ1n
Positive sequence impedance of each
winding
GTZOn
Zero sequence impedance of each
winding
GTAPR
Earthing arrangement
Tapped winding
Tap change range
Units
Value
Remark
No
Text
MVA
kV/kV
(a + jb)%
on100 MVA
base on VCON
(a + jb)%
on100 MVA
base on VCON
Text, diagram
Text, diagram
kV - kV
Fault Ride Through Control System Data
Details of the fault ride through control
system showing principles of operation,
trigger levels, etc.
Details of the fault ride through control
system described in function block
diagram form, in accordance with NER
Rule S5.2.4 (b)
Text/ Diagram
Function
block diagram
Other Generating Unit Control System Data
Details of the control system showing
Text/ Diagram
principles of operation, trigger levels, etc.
Details of the control system described in
Function
function block diagram form, in
block diagram
accordance with NER Rule S5.2.4 (b)
Note 1: SA Power Networks requires no zero sequence current contribution into the Network under fault
conditions (typically achieved by a transformer with a delta on the network side).
Form Effective 13/01/2015 Version 2
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