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Technical data
Service manual
70
VAM350~200 EKVDX32~100A2VEB
VRV system air conditioner
ESIE22-07 – 2022.02
Symbol
Meaning
S*L
Float switch
S*NG
Refrigerant leak detector
S*NPH
Pressure sensor (high)
S*NPL
Pressure sensor (low)
S*PH, HPS*
Pressure switch (high)
S*PL
Pressure switch (low)
S*T
Thermostat
S*RH
Humidity sensor
S*W, SW*
Operation switch
SA*, F1S
Surge arrester
SR*, WLU
Signal receiver
SS*
Selector switch
SHEET METAL
Terminal strip fixed plate
T*R
Transformer
TC, TRC
Transmitter
V*, R*V
Varistor
V*R
Diode bridge, Insulated-gate bipolar
transistor (IGBT) power module
WRC
Wireless remote controller
X*
Terminal
X*M
Terminal strip (block)
Y*E
Electronic expansion valve coil
Y*R, Y*S
Reversing solenoid valve coil
Z*C
Ferrite core
ZF, Z*F
Noise filter
Translation of text on wiring diagram
English
Translation
Notes
Notes
X35A is connected when optional
accessories are being used, see wiring
diagram of this accessory
X35A is connected when optional
accessories are being used, see wiring
diagram of this accessory
An EKVDX unit and its corresponding
VAM-J8 unit should be connected to a
common power supply. Refer to the
installation manual of the EKVDX unit
for further details.
An EKVDX unit and its corresponding
VAM-J8 unit should be connected to a
common power supply. Refer to the
installation manual of the EKVDX unit
for further details.
Transmission wiring
Transmission wiring
Ext. output - error state
External output - error state
Ext. output - R32 alarm
External output – R32 alarm
draft – 07/02/2022 15:12