Eaton Power Xpert 9395P - Figure 53. Distributed Bypass Pull-Chain Wiring with Mobs

98 Eaton Power Xpert 9395 UPS Installation and Operation Manual 164201764—Rev 14
Figure 53. Distributed Bypass Pull-Chain Wiring with MOBs
NOTE NC and NO designations on MOB AUX contacts are defined with breaker in OFF (open) position.
NOTE If MOB contacts have pigtail leads, use the same wire gauge to connect to the UPS and use the correct crimp connections for the wire gauge.
NOTE External CAN connections between UPS cabinets require shielded twisted-pair wire.
NOTE Use twisted-pair wiring between the UPS and MOB AUX contacts.
NOTE Always confirm contact operation prior to wiring.
1
2
3
4
5
6
7
8
9
10
2SPU1SPU
2BT2BT2BT
TB2
1BT1BT1BT
UPS 3
(If Installed)
UPS 4
(If Installed)
1
2
3
4
5
6
7
8
9
10
1
2
3
4
5
6
7
8
9
10
1
2
3
4
5
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7
8
9
10
7
8
9
10
7
8
9
10
7
8
9
10
7
8
9
10
TB1
AUX 1
AUX 2
Customer-Supplied Tie Cabinet
MOB
1
MOB
2
MOB
3
MOB
4
COM
COM
COM
COM
COM
COM
COM
COM
Twisted Pair Twisted Pair Twisted Pair Twisted Pair
NC
NO
NC
NO
NC
NO
NC
NO
NC
NO
NC
NO
NC
NO
NC
NO
AUX 1
AUX 2
AUX 1
AUX 2
AUX 1
AUX 2
UPS 4
CAN Bridge Card J3
(If Installed)
UPS 1
CAN Bridge Card J3
UPS 3
CAN Bridge Card J3
(If Installed)
UPS 2
CAN Bridge Card J3
Shielded Twisted Pair
Shielded Twisted Pair Shielded Twisted Pair
Installing Options and Accessories