System Specifications
153378
A–5
Bolt Sizing and Torque Requirements
Table A-5 provides acceptable bolt sizes, and torque values for AC
terminal connections.
Table A-6 and Table A-7 provide acceptable bolt sizes, conductor range, and
torque values to be connected to the GT100 DC terminal connections.
Table A-5
AC Terminal Bolt Size and Torque Values
AC
Terminal
Connections
Max. # of
Conductors per
Terminal
Bolt
(Hardware) or
Hole Size
Torque
Requirements
PE (Enclosure
Ground)
2
1 / M10
75 Nm
(55 lb ft)
TB1-A, TB1-B,
TB1-C and TB1-N
1
1 / .41 Thru
M10
75 Nm
(55 lb ft)
Table A-6
DC Terminal Bolt Size and Torque Values
DC Terminal
Connections
Max. # of Conductors
per Terminal
Bolt
(Hardware) Size
Torque
Requirements
TB3, TB4, and TB5
6
6 / .41 Thru
M10
75 Nm
(55 lb ft)
Table A-7
DC Terminal Conductor Range and Torque Values
Fused Combiner
Terminal Connections
Conductor Range
Hardware Type
Torque
Requirements
GTFC 100A
2/0 - #12
Slot Screw
5.6 Nm
(4.2 lb ft)
GTFC 150A
350kcmil - #6
8mm Hex
Screw
42.4 Nm
(31.25 lb ft)
GTFC 200A
350kcmil - #6
8mm Hex
Screw
42.4 Nm
(31.25 lb ft)
Содержание GT100-208
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Страница 15: ...Safety 153378 xiii Figure i AC Utility Terminals Figure ii DC Terminals TB1 N A TB2 B C TB5 PV GND TB3 TB4 ...
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