1 ph D.O.L.
Size of power contactor ≥ maximum absorbed intensity
According to IEC60947 and IEC60947-5-1, the number of contactor switching cycles 10000
Type AM fuses = 1.1 ÷ 1.3 x MRA (see compressor name plate)
A-B
Thermistance terminal
DP
Pressure switch
DT
Thermostat
F
Fuse
HS
Discharge sensor
L1
Phase 1
L2
Phase 2
L3
Phase 3
L
Phase
N
Neutral
I
Main switch
K
Terminal block
K1
Electronic protection module
LP1
Indicator
PT
Thermal relay
TR
Main contactor
TR3
50% start-up contactor
TR4
100% start-up contactor
T5
Relay delayed 0.8 to 1 sec
B
Capacitor box
CS
Start-up capacitor
CM
Permanent capacitor
RA
Start-up relay
11