15 | Electrical installation
Installer and user reference guide
52
VAM350~2000J8VEB
Heat reclaim ventilation unit
4P664012-1 – 2021.08
You can use a single switch to supply power to units on the same system. However,
branch switches and branch circuit breakers MUST be selected carefully.
Fit the power supply wiring of each unit with a switch and fuse as shown in the
drawing below.
Complete system example
a VRV outdoorunit
b VRVindoorunit
c Power supply
d Main switch
e Controller
15.1.4 Component electrical specifications
Model 350 500 650 800 1000 1500 2000
Power supply
Voltage 220~240V±10%.
Frequency 50/60Hz
MCA (A) 1.56 2.08 2.80 4.39 4.90 8.78 9.80
MFA (A) 6 6 6 6 6 16 16
Fan motor
P (kW) 0.08×2 0.08×2 0.11×2 0.21×2 0.21×2 0.21×4 0.21×4
FLA (A) 0.62×2 0.83×2 1.12×2 1.76×2 1.96×2 1.76×4 1.96×4
MCA Minimum Circuit Amps
MFA Maximum Fuse Amps
P Motor Rated Load
FLA Full Load Amps
NOTICE
When using residual current operated circuit breakers, make sure to use a high
speed type 300mA rated residual operating current.