SECTION 3 1800-3000 USER MANUAL
45
3.13 WIRING DIAGRAM—VSD, PARALLEL WYE SVX9000
COMP DESCRIPTION
1M COMPRESSOR MOTOR
2M COOLER FAN MOTOR STARTER
2MOL FAN MOTOR OVERLOAD
1FU FAN MOTOR BRANCH CIRCUIT FUSES
2FU JZL TRANSFORMER PRIMARY FUSES
3FU JZL TRANSFORMER SCONDARY FUSE
P1 WET SUMP PRESSURE SENSOR
P2 PACKAGE DISCHARGE PRESSURE SENSOR
T1 UNIT DISCHAGE 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 FAN RELAY CONTACT TEMP (T1) CONTROLLED
K2 INTERNAL Y-DELTA START RELAY COMPRESSOR RUNNING
K3 INTERNAL WYE-DELTA RUN RELAY COMPRESSOR ENABLED
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
HTR1 (OPT’L) SUMP HEATER 800W
HTR2 (OPT’L) HEAT TRACE
HTR3 (OPT’L) TRAP HEATER 70WATTS
HTR4 (OPT’L) CONTROL PANEL HEATER 50WATTS
TH THERMOSTAT FOR HEAT TRACE OPTION
XFMR1 CONTROL TRANSFORMER FOR JZL DRAIN
JZL (OPT’L) JZL DRAIN
PPR POWER PRESENT RELAY OPTION
NOTES:
DELTA 1 CUSTOMER TO FURNISH FUSED
OR CIRCUIT BREAKER DISCONNECT
PER LOCAL CODES.
DELTA 2 REMOVE JUMPER FOR
AUXILLIARY E-STOP
STRING DEVICES.
DELTA 3 USE ISOLATING RELAYS WITH DRY
CONTACTS FOR ANY OPTIONAL
INPUTS TO THE WS CONTROLLER.
MOUNT THE RELAY LOCALLY IN
THE STARTER BOX.
DELTA 4 SHORTEN BAR IS STANDARD.
REMOVE IF ADDING EXTERNAL
DC LINK REACTOR
COMP DESCRIPTION
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