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Table 10. IBC TB2 or TB3 Interface Connections (432V)
Terminal TB2 or
TB3
Name
1
48 Vdc Battery Shunt Trip
+
2
48 Vdc Battery Shunt Trip
–
3
Not Used
4
Battery Detect
5
Battery Detect Common
6
To Next IBC TB3-1
7
To Next IBC TB3-2
8
Not Used
9
Not Used
10
Not Used
11
Thermal Sensor Return
12
Thermal Sensor
13
Not Used
14
Not Used
15
Not Used
16
Not Used
17
Not Used
18
Not Used
19
Not Used
20
Not Used
Eaton 93PM Integrated Battery Cabinet (IBC-L, IBC-LH [432V], and IBC-LH [480V]) Installation Manual 164000228—Rev 08
Description
Contacts used to open battery breaker or disconnect.
Contacts used to indicate whether UPS battery breaker is open or closed.
Contacts used to open battery breaker or disconnect on second, third, and
fourth IBCs.
Contact used to signal a battery temperature out of specification and to turn
off the battery charger to prevent thermal runaway.
Installation
53
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