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© 2012 Emerson Climate Technologies, Inc.
Printed in the U.S.A.
AE4-1395
Application Engineering
BULLETIN
Table 2
Refrigerant Charge Limits
Model
Charge Limit
Pounds kg
ZPD34-54K5 8 3.6
ZPD61-91KC 10 4.8
ZPD103-137KC 16 7.2
ZPD154-182KC 18 8.2
ZPDT12-18MC 12 5.4
ZPDU13MC 12 5.4
ZPDT21-27MC 24 10.9
ZPDT31-36MC 27 12.2
ZRD36-48KC 8 3.6
ZRD61-81KC 10 4.8
ZRD94-125KC 16 7.2
ZRDU11-13MC 12 5.4
ZRDT12-16MC 12 5.4
ZRDT25MC 27 12.2
Table 1
Copeland Scroll Digital Family Features
Model
Digital
Modulation
Valve
Discharge Gas Temperature
Protection
Discharge
Check
Valve
Internal
Pressure
Relief (IPR)
Valve
Modulation
Control
ZPD34-54K5
Required
Accessory
External Sensor Required
No Yes
15 Second
Cycle
ZRD36-48KC
ZPD61-91KC
ZRD61-81KC Internal Top Cap Thermistor
ZPD103-182KC
Installed On
Compressor
External Sensor Required Yes No
ZRD94-125KC
Part
Torque
Foot-Pounds Inch-Pounds
Modulation Valve
(ZPD103-182KC & ZRD94-125KC)
18.8-19.5 225-235
Solenoid Coil Screw 1.9-2.3 22.5-27.5
Table 3
Torque Values