SECTION 4 E-680 CONTROLLER FOR REFRIGERANT DRYERS
235
4.37 WIRING DIAGRAM—RD400 (460-3-60-A, 400-3-50-A)
COMP DESCRIPTION
F10,F11 Control Circuit Protection
P01 Thermal Protection Off-on Compressor
P02 Compressor Heat Thermal Protector
P10 Thermal Protection Off-on Fan
S30 Fan Heat Thermal Protector
EMR4 Phae Protection Relay
S02 Remote Control Start Button
S03 Remote Control Stop Button
S04 Obstruction For Manual On/off
S05 Remote Control Contact
S06 Service Contact
S10 Fan Pressure Switch
S11-2 High Pressure Security Control 2
S11-1 Low Pressure Security Control 1
K01 Compressor Motor Relay
K10 Fan Motor Relay
A10 Remote Control Running Lamp (Green)
A11 Remote Control Stand-by Lamp (Red)
A20 Electronic Timer Supply
A41 Remote Control Alarm Contact
PT1 Inlet Air Temperature Sensor (Pt100)
PT2 Heat Exchanger Temperature Sensor (Pt100)
PT3 Low Pressure Line Sensor (Pt100)
PT4 High Pressure Line Sensor (Pt100)
PT5 Ambient Temperature Sensor (Pt100)
PT6 Condenser Exit Temperature Sensor (Pt100)
B16 Computer Control
HP Indicated High Pressure
LP Indicated Low Pressure
TH Indicated High Temperature In The Circuit
COMP DESCRIPTION
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