R410A DC Inverter VRF V4 Plus W Series 50Hz
MCAC-VTSM-2016-04
22 Specification & Performance
5.2 Terminal base function
Note: Never apply line voltage to communication switching plate and XT2 water flow switch ON/OFF signal input terminal.
Electric control box diagram
Communication
switching plate
XT1 powerline
terminal
XT2 water flow switch
ON/OFF signal input
XT3 water pump
ON/OFF signal ouput
Grounding
terminal
XT1 Powerline terminal
A
B
C
N
380-415V 3N
~
50Hz/60Hz
XT2 water flow switch ON/OFF signal input terminal
(Must be connected to weak current control circuit !)
XT3 Water pump ON/OFF signal output terminals
(Dry contact )