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Specifications
A–4
152607
Wire Gauge and Torque Requirements
Table A-4 provides acceptable wire gauges, bolt sizes, and torque values for AC
terminal connections.
Table A-5 provides acceptable wire gauges, bolt sizes, and torque values to be
connected to the PV225S DC terminal connections.
Table A-4
AC Terminal Wire Gauge, Bolt Size, and Torque Values
AC Terminal
Connections
Acceptable Wire Size Range
(both models)
Bolt (Hardware)
Size
Torque
Requirements
TB1
(Chassis Ground)
500 MCM to #4 AWG (1 stud per pole)
3/8-16
420 in-lb (47.5 Nm)
TB12
(System Ground)
500 MCM to #4 AWG (1 stud per pole)
3/8-16
420 in-lb (47.5 Nm)
TB11 (Neutral)
500 MCM to #4 AWG (1 stud per pole)
3/8-16
228 in-lb (25.7 Nm)
S1-2T1, S1-4T2,
S1-6T3
350 MCM to #6 AWG (1 stud per phase)
M10
310 in-lb (35.0 Nm)
T6-X1, T6-X2, T6-
X3
350 MCM to #6 AWG (2 stud per phase)
3/8-16
420 in-lb (47.45 Nm)
TB5, TB6, TB7
350 MCM to #4 AWG (6 openings per phase)
3/8 Hex
375 in-lb (42.4 Nm)
Table A-5
DC Terminal Wire Gauge, Bolt Size, and Torque Values
DC Terminal
Connections
Acceptable Wire Size Range
(both models)
Bolt (Hardware)
Size
Torque
Requirements
S2-6, K2-6T3, TB4
600 MCM to #4 AWG (2 openings per pole)
1/2 Hex
600 in-lb (67.8 Nm)
Summary of Contents for PV225S-480-P
Page 1: ...PV225S 225 kW Grid Tied Photovoltaic Inverter PV225S 480 P Operation and Maintenance Manual...
Page 2: ......
Page 3: ...PV225S 225 kW Grid Tied Photovoltaic Inverter Operation and Maintenance Manual...
Page 8: ...vi...
Page 14: ...xii...
Page 22: ...xx...
Page 78: ...2 38...
Page 79: ...Computer Communications with the PV225S 152607 2 39...
Page 80: ...Operation 2 40 152607...
Page 88: ...3 8...
Page 102: ...4 14...
Page 110: ...5 8...
Page 115: ...Appendix A Schematics 152607 A 5 Figure A 1 Electrical Diagram sample...
Page 122: ...WA 4...
Page 125: ......