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INDUSTRIAL GENERATOR SETS — APPLICATION & INSTALLATION MANUAL — REV. #4 (09/07/07) — PAGE 71
DC CONTROL WIRING — CONTROL BOX BACK PANEL
L1
L2
L3 (3 PH)
L1
L2
L3 (3 PH)
USE COPPER WIRE ONLY, MINIMUM SIZE 4 AWG
TORQUE TO 120 LB - IN
Figure 32. Wiring Terminal Information
Figure 33. Wire Temperature Rating
TEMPERATURE RATING OF WIRE
THAT IS INTENDED TO BE USED
FOR CONNECTION OF THE UNIT
COPPER CONDUCTORS
ONLY
ALUMINUM CONDUCTORS OR
COPPER-CLAD CONDUCTORS
60 or 75°C
AWG 60°C copper wire
1
AWG 75°C copper wire
2
AWG 60°C copper or aluminum wire
1
AWG 75°C copper or aluminum wire
2
60°C AWG 60°C copper wire
1
AWG 60°C copper or aluminum wire
1
75°C AWG 75°C copper wire
2
AWG 75°C copper or aluminum wire
2
90°C AWG 90°C copper wire
2
AWG 90°C copper or aluminum wire
2
1. When the wire size for 60°C wire is included in the marking, it shall be based on the ampacities given in Table 310-16 of the
National Electrical Code, ANSI/NFPA 70-1996 of no less tha 115 percent of the max. current that the circuit carries during rated
conditions.
2. The conductor size shall be no smaller than the larger of the following:
a. The conductor size used for the temperature test or
b. The 75C° wire size based on the ampacities given in Table 310-16 of the National Electrical Code, ANSI/NFPA 70-1996.