Danfoss VRJ044 Manuals

Manuals and User Guides for Danfoss VRJ044. We have 1 Danfoss VRJ044 manual available for free PDF download: Application Manuallines

Danfoss VRJ044 Application Manuallines

Danfoss VRJ044 Application Manuallines (24 pages)

Inverter scroll compressor

Brand: Danfoss | Category: Air Compressor | Size: 0 MB

Table of Contents

Table of Contents
3
Introduction
4
Scroll Compressor Components
4
Compressor Size
4
Performance
4
Compressor Model Designation
5
Nomenclature
5
Label
5
Serial Number
5
Technical Speci Cations
6
Compressor Speci Cations
6
Performance Data
6
Variable Speed Drive Speci Cations
6
Bearings Lubrication
6
Dimensions
7
Vrj 028 - 035 - 044
7
Mounting Grommet
7
Electrical Data, Connections and Wiring
8
Supply Voltage
8
Compressor Electrical Speci Cations
8
LRA (Locked Rotor Amp)
8
MCC (Maximum Continuous Current)
8
Winding Resistance
8
Wiring Connections
9
Terminal Cover Mounting
9
Terminal Cover Removal
9
IP Rating
9
Internal Motor Protection
9
Phase Sequence and Reverse Rotation Protection
9
Approvals and Certi Cates
10
Approval and Certi Cates
10
Pressure Equipment Directive 97/23/EC
10
Low Voltage Directive 73/23/EC, 93/68/EC
10
Internal Free Volume
10
Operating Conditions
11
Refrigerant and Lubricants
11
Motor Supply
11
Compressor Ambient Temperature
11
Application Envelope
12
High and Low Pressure Protection
13
Crankcase Heating
13
Oil Return Management
13
On/O Cycling (Cycle Rate Limit)
14
Start-Up Sequence
14
System Design Recommendations
15
General
15
Essential Piping Design Considerations
15
Refrigerant Charge Limit
16
Reversible Heat Pump Systems
16
Minimum Sump Superheat
16
Preventing Liquid Ood Back
16
Water Utilising Systems
17
Loss of Charge Protection
17
Oil Level Checking and Top-Up
17
Sound and Vibration Management
18
Starting Sound Level
18
Running Sound Level
18
Stopping Sound Level
18
Sound Generation in a Refrigeration System and Air Conditioning System
18
Installation
20
System Cleanliness
20
Compressor Handling and Storage
20
Compressor Mounting
20
Compressor Holding Charge
20
Tube Brazing Procedure
20
Brazing Material
20
Compressor Connection
21
Vacuum Evacuation and Moisture Removal
21
Liquid Line Lter Driers
22
Refrigerant Charging
22
Insulation Resistance and Dielectric Strength
22
Compressor Replacement after Motor Burn out
22
Ordering Information and Packaging
23
Packaging
23
Ordering Code Numbers
23

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