Danfoss DSH Series - Application Guidelines Manual

Danfoss DSH Series

66 pages

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Danfoss scroll compressors

DSH 090 to 485

Single and manifold

50Hz - 60Hz - R410A

Application guidelines

http://cc.danfoss.com

Table of Contents

Default Chapter3
- Table of Contents3
General Information4
Product Information5
Features5
- Overview5
- How Do Idvs Work5
Compressor Model Designation6
- Nomenclature6
Technical Specifications7
- 50-60Hz Data Single Compressor7
- 50-60Hz Data Tandem Compressors8
- 50-60Hz Data Tandem and Trios9
Dimensions10
- Single Compressors10
- Connection Details11
- Tandem Assemblies12
- Trio Assemblies14
Electrical Data, Connections and Wiring15
- Motor Voltage15
- Wiring Connections15
- IP Rating17
- Terminal Box Temperature17
- Three Phase Electrical Characteristics17
- Motor Protection18
Approval and Certificates20
- Low Voltage Directive20
- Machines Directive20
- Pressure Equipment Directive20
- Internal Free Volume20
System Design21
Design Piping21
- General Requirements21
- Tandem and Trio Requirements22
- Suction Washer Position23
- Oil Equalization Design26
Design Compressor Mounting28
- General Requirements28
- Single Requirements28
- Tandem Requirements29
- DSH180E to DSH368E Mounting29
- DSH360X-424X-456X-479X-565X Mounting30
- DSH482 to DSH1455 Mounting30
Manage Oil in the Circuit31
- Requirement31
- System Evaluation31
- Test, Criteria and Solutions31
Manage Sound and Vibration32
- Compressor Sound Radiation32
- Mechanical Vibrations34
- Gas Pulsation34
Manage Operating Envelope35
- Requirement35
- High and Low Pressure Protection37
- Discharge Temperature Protection37
- System Evaluation38
- Test, Criteria and Solutions38
Manage Superheat39
- Requirement39
- System Evaluation39
- Test, Criteria and Solutions39
Manage off Cycle Migration41
- Requirement41
- System Evaluation41
Provide Power Supply and Electrical Protection43
- Wiring Information43
- Soft Starts46
Control Logic47
- Safety Control Logic Requirements47
- Cycle Rate Limit Requirements47
- Oil Management Logic Recommendations47
- Defrost Logic Recommendations / Reversible Systems47
- Pump-Down Logic Recommendations48
Reduce Moisture in the System49
- Requirements49
- Solutions49
Integration into Systems50
Assembly Line Procedure50
- Compressor Storage50
- Compressor Holding Charge50
- Handling50
- Piping Assembly51
- System Pressure Test and Leak Detection51
- Vacuum Evacuation and Moisture Removal52
- Refrigerant Charging52
- Dielectric Strength and Insulation Resistance Tests52
Commissioning53
- Preliminary Check53
- Initial Start-Up53
- System Monitoring53
Ordering Information54
Dismantal and Disposal54
Packaging55
Ordering Codes56
Accessories60

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