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Liebert
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BDC User Manual | Rev. 3 | 01/18 |
19
Table 3
Output dry contact relays
Port
Pin
Name
Description
J24
1
MFP_O
Rectifier back-feed normally open contact. Open when there is no back-feed.
3
MFP_S
Rectifier back-feed common contact.
5
MFP_C
Rectifier back-feed normally closed contact. Closed when there is no back-feed.
J23
2
INV_O
Inverter state normally open contact. Open when the inverter is abnormal.
4
INV_S
Inverter state common contact.
6
INV_C
Inverter state normally open contact. Closed when the inverter is normal.
J23
1
BFP_O
Bypass back-feed normally open contact. Open when there is no back-feed.
3
BFP_S
Bypass back-feed common contact.
5
BFP_C
Bypass back-feed normally closed contact. Closed when there is no back-feed.
J24
2
MAIN_O
Rectifier input state normally open contact. Open when the rectifier is abnormal.
4
MAIN_S
Rectifier input state common contact.
6
MAIN_C
Rectifier input state normally closed contact. Closed when the rectifier is normal.