Danfoss DSF Instructions Manual page 3

Instructions
DSF270, DSF325
These Danfoss scroll compressor motors are protected by an external
module protecting against phase loss/reversal, over heating and high
current draw.
DSF485, DSF530
These Danfoss scroll compressor motors are protected by an external
module protecting against phase loss/reversal, over heating and high
current draw.
Legend:
Fuses .........................................................................................F1
Compressor contactor ........................................................ KM
High pressure safety switch................................................ HP
Discharge gas thermistor
(embedded in compressors) ............................................ DGT
© Danfoss | DCS (CC) | 2019.06
4 - Electrical connections details
SS
SEPARATE
SUPPLY
Surface Sump Heater ......................................................... SSH
Compressor motor .................................................................M
Motor Protection Module ...............................................MPM
Thermistor chain...................................................................... S
CC
LPS
UNIT
CONTROLLER
KM
CONTROL
CIRCUIT
LPS
UNIT
CONTROLLER
KM
Safety pressure switch ........................................................LPS
Thermal magnetic motor circuit breaker ....................... CB
8510290P02A - AN30964048844501-000101 | 3
CB
MPM
S
DGT
SSH
CB
MPM
S
DGT
SSH