Carlyle 06E - Page 151

149
Carlyle Smart Unloading Module Wiring Schematic
Fig. 36 — Electrical Schematic, Compressors with
2 Unloading Heads
M
Cylinder Head Fan
230 /460 Vac Input
Liquid
Injection
Solenoid
Unloader
Coil 1
Unloader
Coil 2
SMART Unloading Module
T
discharge
Sensor
PT1000 D ischarge
GN D T em perature
0..10VDC Demand
GN D Signal
24 Vac
Compressor
Motor
24 Vac
Fuse
Compressor
Contactor
Protection D evices
Installed Here
115 /230 Vac Control Pow er
LN
2 am p 120 V
1 am p 240 V
Fuse
(time delay )
Alternate
½ am p Fuse
Alternate
½ am p Fuse
Alternate
½ am p Fuse
Control
Voltage
Comp
Injection
Coil 1
Coil 2
Wire
Leads
AC in
Rack
Controller
Compressor
Alarm Status
Input
Compressor
Capacity
Output (0-10 Vdc)
Compressor
Start/Stop
Isolation Relay
Com pressor Selector
ON
1 2
LED
Indicator
Isolation Relay
120 /208-230 Vac Input