SECTION 3 1100E, 1500E, 1800E USER MANUAL
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3.10 WIRING DIAGRAM MFV WITH INTEGRAL DRYER
DR DRYER START RELAY
COMP DESCRIPTION
1MOL COMPRESSOR OVERLOAD
1M COMPRESSOR STARTER
2MOL FAN MOTOR OVERLOAD
P1 WET SUMP PRESSURE SENSOR
P2 PACKAGE DISCHARGE PRESSURE SENSOR
T1 UNIT DISCHAGE TEMPERATURE PROBE
T3 DRYER DEWPOINT TEMPERATURE PROBE
PSW1 (OPT’L)INLET AIR FILTER SWITCH 558.9 MM WC - 22 IN WC
DPSW1 (OPT’L)OIL FILTER DIFF PRESS SWITCH 20PSID
INPUT 7 REMOTE RUN/UNLOAD
INPUT 8 CUSTOMER FURNISHED FAULT
INPUT 9 CUSTOMER FURNISHED WARNING
SOL1 LOAD CONTROL SOLENOID VALVE
SOL4 SEQUENCEING SOLENOID VALVE
SOL5 ELECTRIC CONDENSATE DRAIN VALVE
PS 24VDC POWER SUPPLY
K1 INTERNAL RUN RELAY CONTACT
K2 INTERNAL Y-DELTA START RELAY
K3 INTERNAL WYE-DELTA RUN RELAY
K4 INTERNAL LOAD CONTROL RELAY
K5 INTERNAL SEQUENCE RELAY
K6 INTERNAL ELECTRIC DRAIN RELAY
K7 INTERNAL COMMON FAULT RELAY
PMR OPT’L POWER MONITOR RELAY
PF CAP POWER FACTOR CORRECTION CAPACITOR (OPT’L)
HTR1 (OPT’L) SUMP HEATER 800W
HTR2 (OPT’L) HEAT TRACE 5W
HTR3 (OPT’L) TRAP HEATER 70WATTS
HTR4 (OPT’L) CONTROL PANEL HEATER 50WATTS
TH THERMOSTAT FOR HEAT TRACE OPTION
6FU INTEGRAL DRYER SECONDARY FUSE
7FU INTEGRAL DRYER PRIMARY FUSES
PPR POWER PRESENT RELAY OPTION
DF DRYER FAULT
Notes
1. Customer to furnish fused or circuit breaker disconnect per
local codes.
2. Remove jumper for auxilliary e-stop string devices.
3. 1Mol setting to be 1m fla. Plus 2m fla.
4. Use isolating relays with dry contacts for any optional inputs to
the ws controller. Mount the relay locally in the starter box.
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