Installation ProceduresConnect AC Power and Control Wiring
990-1467C InfraStruXure System – Service Manual – Installation and Start-Up 29
5. Connect the Maintenance Bypass control wire harness from the PDU to the Maintenance Bypass
interface board of the UPS. There are two wire harnesses coiled and secured in the PDU. One is a 6-
wire harness and the other is a 4-wire harness.
Note: A jumper wire must be installed in position 13 and 14.
1 2 3 4 5 6 7 8 9 10 11 12 13 14
1 2 3 4 5 6 7 8 9 10 11 12 13 14
Q1 Q2 Q3
Q2
LED
Q3
LED
Switchgear
Present
J1
J3
21
43
1/3 Ok to operate Q2
2/4 Ok to operate Q3
J3
PDU Switchgear Q1, Q2, Q3
1/3 Q1 UPS Input (NO)
4/5 Q2 UPS Output (NO)
2/6 UPS Manual Service Bypass (NC)
J1
5
3
1
6
4
2
H2 & H3 LEDs on
PDU Bypass Panel
psx0327a
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