Vertiv Liebert EXM, User Manual

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Vertiv™ | Liebert® EXM™ UPS 20-100kVA, 50/60Hz User Manual | 28
Table 5 Input dry contacts—J26
Pin Name Description
1 RIB_STATUS Rectifier Input Breaker Status (Short for RIB Closed)
3 GND_DRY Dry Ground
5 BIB_STATUS Bypass Input Breaker Status (Short for BIB Closed)
7 GND_DRY Dry Ground
9 LEGACY_MBB Legacy Maintenance Bypass Breaker Status (Open for MBB Closed)
11 GND_DRY Dry Ground
13 LEGACY_MIB Legacy Maintenance Isolation Breaker Status (Short for MIB Closed)
15 GND_DRY Dry Ground
17 GND_DRY Dry Ground
19 MIB_STATUS Maintenance Isolation Breaker Status (Open for MIB Closed)
21 MBB_STATUS Maintenance Bypass Breaker Status (Short for MBB Closed)
23 GND_DRY Dry Ground
25 — N/A
27 RS485+ Channel #1
29 UT1_485- RS485+ Channel #1
31 GND_MON Monitor Ground
2 GEN_MODE Generator Mode (N.O.)
4 GND_DRY Dry Ground
6 TMP_BATT_IN Battery Temperature
8 +12V_DRY +12V Power
10 — N/A
12 GND_DRY Dry Ground
14 ENV_DET Environment Room Temperature (N.O.)
16 GND_DRY Dry Ground
18 CHG_SHUT Charger Shutdown (N.O.)
20 GND_DRY Dry Ground
22 MOB_STATUS Module Output Breaker Status (Open for MOB Closed)
24 GND_DRY Dry Ground
26 — N/A
28 RS485+ Channel #2
30 UT2_485- RS485+ Channel #2
32 — N/A