Relay Card - GE lp33 20 series Installation Manual

5.2

RELAY CARD

WARNING !
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).
NO = Normally Open
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): SETUP / SETUP / LEVEL 2: SERVICE.
0 - No signal
1 - Buzzer
2 - General alarm (NO)
3 - Load on mains
4 - Stop operation
5 - Load on inverter
6 - Mains failure
7 - DC overvoltage
8 - Low battery
9 - Overload
10 - Over-temperature
11 - Inverter-mains not in sync
12 - Bypass locked
13 - Bypass mains failure
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 5.4.1).
Modifications reserved
GE_UPS_ISG_LPS_3UL_20K_30K_2US_V010.docx
Critical Power
C = Common
Max.: 60Vdc or 30Vac / 0.5A
Min. signal level: 5Vdc / 5mA
Fig. 5.2-1 Relay Card
Output signals on voltage-free contacts
1 (Not connected)
2 (Not connected)
3
General alarm (NO)
4
Mains failure (NC)
5
C (common)
6
Load on mains (NO)
7
Stop operation (NO)
8
C (common)
9
Mains failure (NO)
NC = Normally Closed
15 - Battery discharge
16 - Manual bypass ON
17 - Rectifier ON
18 - Inverter ON
19 - Battery boost charge
20 - Battery earth fault
21 - Battery fault
22 - Relay input 1
23 - Relay input 2
24 - Relay output ON
25 - Relay output OFF
26 - EPO (Emergency Power Off)
27 - ECO Mode ON
28 - General alarm (NC)
Installation Guide LP33 Series 20 & 30 UL S2
Page 37/43