To Connect The External Outputs - Daikin RXYSA4A7V1B Installer And User Manual

20 | Electrical installation

20.3 To connect the external outputs

Installer and user reference guide
110
NOTICE
Precautions when making knockout holes:
▪
Avoid damaging the casing and underlying piping.
▪
After making the knockout holes, we recommend to remove the burrs and paint
the edges and areas around the edges using repair paint to prevent rusting.
▪
When passing electrical wiring through the knockout holes, wrap the wiring with
protective tape to prevent damage.
a b
a Knockout hole
b Burr
c Sealant etc.
10 Reattach the service cover. See
11 Connect an earth leakage circuit breaker and fuse to the power supply line.
SVS
The SVS output is a contact on terminal X2M that closes in case a leak is detected,
failure or disconnection of the R32 sensor (located in the indoor unit).
X2M
a SVS output terminals (1 and 2)
b Cable to SVS output device
Specifications of the SVS output
Maximum voltage
Maximum current
Polarity of terminal 1
Polarity of terminal 2
It is mandatory to use a surge killer to protect the internal circuit of the outdoor
unit PCB (e.g. a separate surge killer diode or a relay with a built-in surge killer
diode).
Example:
c
"21.2 To close the outdoor
b
a
4
unit" [ 115].
<40 VDC
0.025 A
+
–
RXYSA4~6A7V/Y1B
VRV 5-S system air conditioner
4P600330-1A – 2020.07