Eaton IBC-L Installation Manuals page 35

Figure 18 through Figure 23
Table 8. External Power Cable Terminations – Eaton 93PM IBC-L and 93PM IBC-LH
Terminal
Model Function
DC Output
IBC-L
DC Output
IBC-LH
Customer Ground
NOTE Customer ground, sized in accordance with NEC Table 250.122, can be run in any conduit listed. Refer to the appropriate
UPS manual.
External DC input overcurrent protection and disconnect switch for the remote battery location is to be
provided by the customer.
the criteria for both.
Table 9. Recommended DC Circuit Breaker or Disconnect Ratings (Three or Four IBC-Ls or Two IBC-LHs)
Model
IBC-L
IBC-LH
3 3 . . 2 2 . . 3 3 I I B B C C I I n n t t e e r r f f a a c c e e W W i i r r i i n n g g P P r r e e p p a a r r a a t t i i o o n n
Control wiring for features and options should be connected at the customer interface terminal blocks located
inside the IBC.
Do not directly connect relay contacts to the mains related circuits. Reinforced insulation to the mains is
required.
Read and understand the following notes while planning and performing the installation:
• Use Class 1 wiring methods (as defined by the NEC) for interface wiring from 30V to 600V. The wire
should be rated for 600V, 1A minimum. 12 AWG maximum wire size.
• Use Class 2 wiring methods (as defined by the NEC) for interface wiring up to 30V. The wire should be
rated for 24V, 1A minimum.
Eaton 93PM Integrated Battery Cabinet (IBC-L, IBC-LH [432V], and IBC-LH [480V]) Installation Manual 164000228—Rev 08
show the location of the IBC power cable terminals.
Terminal Function
Battery + Positive
Battery – Negative
Battery + Positive
Battery – Negative
Ground Ground
Table 9 lists the maximum rating for continuous-duty rated circuit breakers satisfying
UPS Model
50 kW
100 kW
150 kW
200 kW
400 kW
50 kW
100 kW
150 kW
200 kW
400 kW
WARNING
Installation Plan and Unpacking
Number and Size of
Torque Nm (lb in)
Pressure Termination
2 - #6-250 kcmil
2 - #6-250 kcmil
2 - #6-350 kcmil
2 - #6-350 kcmil
6 - #14-1/0
Tightening Screw Size
and Type
5/16" Hex
31 (275)
31 (275) 5/16" Hex
31 (275) 5/16" Hex
5/16" Hex
31 (275)
5.1 (45) Slotted
Input Rating
300A
500A
27