OPM_LPS_33E_10K_30K_4CN_V010.doc 72/82 Operating Manual LP 33 / 10-20-30 kVA
9.2 RELAY CARD
Connections described in this chapter shall be done only by a trained person or
SERVICE ENGINEERS.
The Relay Card, allows the programming of 4 output channels on dry contacts, which can be
read on either terminal J3 or plug J4 (sub - D - male 9 pin).
1
2
3
General alarm (NO)
4
Mains failure (NC)
5
C (common)
6
Load on mains (NO)
7
Stop operation
8
C (common)
9
Mains failure (NO)
NO = Normally Open C = Common NC = Normally Closed
Fig. 9.2-1 Relay Card
Output signals on voltage-free contacts
On terminals J3 or J4 connector 4 of the following 28 signals can be selected from the display
(access only with password): MENU / PARAMETER MENU / LEVEL 2: SERVICE.
0 - No signal 15 - Battery discharge
1 - Buzzer 16 - Manual bypass ON
2 - General alarm (NO) 17 - Rectifier ON
3 - Load on mains 18 - Inverter ON
4 - Stop operation 19 - Battery boostcharge
5 - Load on inverter 20 - Battery earth fault
6 - Mains failure 21 - Battery fault
7 - DC overvoltage 22 - Relay input 1
8 - Low battery 23 - Relay input 2
9 - Overload 24 - Relay output ON
10 - Overtemperature 25 - Relay output OFF
11 - Inverter-mains not syncrony 26 - EPO (Emergency Power Off)
12 - Bypass locked 27 - IEM Mode ON
13 - Bypass mains failure 28 - General alarm (NC)
14 - Rectifier mains failure
NOTE !
The function GEN-ON is not available on the Relay Card.
In case this function is needed, the optional Customer Interface card must be
installed (see Section 10.2.1).
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