OMD10078 rev F
45
5.2.4 Alarm card SRC (ALARM RELAY CARD)
Card SRC is an interface used to make the main UPS statuses and alarms available
on volt free contacts (NO/NC switching contacts).
During normal operation, without alarms, all the relays are energized.
Relay
Alarms/Status
Status
M1
Led
Pins
Status
Name
Status
RL1
Alarm = General alarm
Not
energized
2-3 Open
D1
Off
1-2 Closed
RL2
Alarm = Mains fault
Not
energized
5-6
Open
D2
Off
4-5 Closed
RL3
Alarm = Battery low
Not
energized
8-9
Open
D3
Off
7-8 Closed
RL4
Alarm = Inverter out of tolerance
Not
energized
11-12
Open
D4
Off
10-11 Closed
RL5
Alarm = Bypass feeds load
Not
energized
14-15
Open
D5
Off
13-14 Closed
RL6
Status = Booster OK
Energized
17-18
Closed
D6
On
16-17
Open
RL7
Status = Inverter feeds the load
Energized
20-21 Closed
D7
On
19-20
Open
RL8
Status = Bypass OK
Energized
23-24 Closed
D8
On
22-23 Open
Relay specification:
Voltage 120 VAC Current 1A
Voltage 50 VDC Current 1A DC1
The package contains:
-
interface card SRC
-
4 plastic nuts for the installation
-
installation and user manual