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Electrical installation
Installer and user reference guide
89
BS4~12A14AJV1B
VRV 5 branch selector unit
4P695527-1 – 2022.02
NOTICE
The FAN output has a limited capacity of 220~240 V AC – 0.5 A.
Do NOT use the FAN output to directly power the fan. Instead, use the output to
energise a relay that controls the fan circuit.
X6M
(FAN)
a
1
2
c
b
d
EXAMPLE
a
FAN output terminal
b
Relay
c
Extraction fan power supply
d
Extraction fan
SVS output (external alarm)
The SVS output is a potential-free contact on terminal X6M that closes in case a
leak is detected in the BS unit.
The SVS output must be used when an external alarm is required (see
determine the required safety measures"
FAN
1 2
b
SVS
1 2
X6M
a
a
SVS output terminals (1 and 2)
b
Cable to external alarm circuit
NOTICE
The SVS output is a potential-free contact with a limited capacity of 220~240 V AC –
0.5 A.
Do NOT directly use the SVS contact in the alarm circuit. Instead, use the SVS contact
in conjunction with a power supply to energise a relay that controls the external
alarm circuit.
X6M
(SVS)
a
1
2
b
d
c
e
EXAMPLE
a
SVS output terminal
b
Relay power supply
c
Relay
d
External alarm power supply
e
External alarm
Cable routing
Route the FAN or SVS output cable as indicated below. Leave ±20 cm additional
length of cable to lower the switch box.
