Emerson AE4-1287 R7 - Demand Cooling Wiring Schematics; Figure 5 C - With Sentronic Less Current Sensing Relay; Figure 5 D - With Isolated Control Contacts

11
© 2012 Emerson Climate Technologies, Inc.
Printed in the U.S.A.
AE4-1287 R7
Application Engineering
BULLETIN
CC
L1
L2
L3
L1
L2
L
M
L
M
A
A
S
240
2
NOTE: The control circuit
must be arranged so that the
Demand Cooling Module
and the Sentronic are
deenergized when the
compressor is not running!
Compressor
Contactor (CC)
Compressor
Motor
240vac
Demand
Cooling
Module
Sentronic
Controls
Temp.
Sensor
Electronic
Switch
Injection
Solenoid
L1
L2
L
M
S
A
L
M
A
240
2
L1
L2
NOTE: The control circuit
must be arranged so that the
Demand Cooling Module
and the Sentronic are
deenergized when the
compressor is not running!
Demand
Cooling
Module
Controls
Temp.
Sensor
Electronic
Switch
Injection
Solenoid
Sentronic
Oil Pressure
Control
Figure 5C
Demand Cooling Wiring Schematic with Sentronic Oil Pressure Control less Current Sensing Relay
Figure 5D
Demand Cooling Wiring Schematic with Isolated Control Contacts