Emerson 7400 - Manual (Page 53)

44
Series 7400 Single Phase 1+N UPS
MAINS OK
(BYPASS)
RECTIFIER
ACTIVE
BATTERY
OK
END OF
DISCHARGE
INVERTER
OK
SYNCHRO
OK
LOAD ON
UPS
LOAD ON
BYPASS
OVER
TEMPERATURE
OVERLOAD
MAINT. BYP.
ENABLED
STATIC BYPASS
ISOLATOR CLOSED
OUTPUT SWITCH
CLOSED
SYNCHRO INHIBIT
INVERTER ON/OFF
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
M1
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
M2
1
2
3
4
5
6
7
8
9
10
11
12
13
M3
RELAY
RELAY
N
L
1
2
3
4
5
6
1
2
3
4
5
6
7
8
9
10
MIMIC STATUS LED – MAINS (BYPASS) VOLTS OK
MIMIC STATUS LED – LOAD ON BYPASS
MIMIC STATUS LED – RECTIFIER ACTIVE
MIMIC STATUS LED – INVERTER OUTPUT OK
MIMIC STATUS LED – BATTERY OK
MIMIC STATUS LED – LOAD ON INVERTER (UPS)
ALARM SIGNAL LED – PREALARM END OF DISCHARGE
ALARM SIGNAL LED – SYNC. NOT OK
ALARM SIGNAL LED – OVERLOAD
ALARM SIGNAL LED – OVER TEMPERATURE
ALARM SIGNAL LED – INVERTER NOT OK
ALARM SIGNAL LED – RECTIFIER NOT ACTIVE
ALARM SIGNAL LED – BATTERY NOT OK
ALARM SIGNAL LED – MAINS VOLTAGE NOT OK
ALARM SIGNAL LED – LOAD ON MAINT. BYPASS
24 VOLT SUPPLY
OUTPUT INTERFACE PCB
MOUNTED IN UPS SYSTEM
REMOTE ALARM MONITOR
LOCATED AT REMOTE PLACE
230V AC Supply
M2
M1
M2
M1
M1
M1
RM1
M2
M2
M2
M2
M1
M1
M1
M1
M3 - 11
- 1
- 14
- 11
- 13
- 4
- 7
- 1
- 1
- 8
- 2
- 5
- 14
- 5
- 8
RM2
TEST
RESET
+ 24 V
RM3
TERMINALS OF RAM
NOTES:
1. Short terminal with the help of suitable wire.
2. Note that if this supply is not available, RAM will not function
3. USF, 24 core, 1.5mm, multistrand cable for interconnection
between RAM and Output interface
4. Status of contacts is shown when relay is ‘Off’. Relay switches
‘On’ when signal is received as per the description
TERMINALS OF INTERFACE PCB
Figure 26: Interconnection diagram for single module RAM & Output Interface PCB