Emerson AE4-1287 R7 Informacje Techniczne

1© 2015 Emerson Climate Technologies, Inc.AE4-1287 R8Copeland Discus™ Compressors with Demand Cooling™ SystemAE4-1287 R8 March 2015TABLE OF CONTENTSSe

10© 2015 Emerson Climate Technologies, Inc.AE4-1287 R8DEMAND-COOLINGCONTROL MODULETO CONTROLCIRCUITREFRIGERANT INJECTION LINEMANUAL SHUTOFFVALVEINJECT

11© 2015 Emerson Climate Technologies, Inc.AE4-1287 R8CCL1L2L3L1L2LMLMAASCS2402NOTE: Compressors withinternal overload protectionMUST have some means,

12© 2015 Emerson Climate Technologies, Inc.AE4-1287 R8CCL1L2L3L1L2LMLMAAS2402NOTE: The control circuitmust be arranged so that theDemand Cooling Modul

13© 2015 Emerson Climate Technologies, Inc.AE4-1287 R8ControlCCL1L2L2L1120v240vM2LAInjectionSolenoidTemp.SensorInjector ControlSwitchLMASDemandCooling

14© 2015 Emerson Climate Technologies, Inc.AE4-1287 R8The contents of this publication are presented for informational purposes only and are not to be

15© 2015 Emerson Climate Technologies, Inc.AE4-1287 R8 Copeland® Demand Cooling® Diagnostics Demand Cooling Operating CharacteristicsThe Copeland Dema

16© 2015 Emerson Climate Technologies, Inc.AE4-1287 R8Bench Check of the Module and Injection ValveRequired equipment:• A controlled voltage source

17© 2015 Emerson Climate Technologies, Inc.AE4-1287 R8is closed. If correct control voltage is not present, replace the module.3. If correct control

18© 2015 Emerson Climate Technologies, Inc.AE4-1287 R8Form No. 92-91 R2 (4/09)be occasional Demand Cooling trips. If lowering system temperatures corr

2© 2015 Emerson Climate Technologies, Inc.AE4-1287 R8Safety InstructionsCopeland Discus™ compressors are manufactured according to the latest U.S. and

3© 2015 Emerson Climate Technologies, Inc.AE4-1287 R8ELECTRICAL SHOCK HAZARD• Disconnect and lock out power before servicing. • Discharge all capaci

4© 2015 Emerson Climate Technologies, Inc.AE4-1287 R8IntroductionEnergy effi ciency regulations drive continuous change in the availability of refriger

5© 2015 Emerson Climate Technologies, Inc.AE4-1287 R8Performance data for Demand Cooling compressors includes the effects of injection when it is requ

6© 2015 Emerson Climate Technologies, Inc.AE4-1287 R8C. The alarm signal for local or remote control. The alarm relay is energized, after a one minute

7© 2015 Emerson Climate Technologies, Inc.AE4-1287 R8Figure 1 – Demand Cooling Systemnomenclature beginning with -ADx (e.g. 4DKNF63KL-TSK-AD0) Demand

8© 2015 Emerson Climate Technologies, Inc.AE4-1287 R8Injection lines represent maximum operation point within discharge temperature limits of the comp

9© 2015 Emerson Climate Technologies, Inc.AE4-1287 R8Figure 5 – Standard Location of CoreSense Temperature Probe (for compressors without CoreSense Di