Table Of Contents - Danfoss BOCK HG4 Operating Manual

Contents
1 Safety
1.1 Identification of safety instructions
1.2 Qualifications required of personnel
1.3 General safety instructions
1.4 Intended use
2 Product description
2.1 Short description
2.2 Name plate
2.3 Type key
3 Areas of application
3.1 Refrigerants
3.2 Oil charge
3.3 Limits of application
4 Compressor assembly
4.1 Storage and transport
4.2 Setting up
4.3 Pipe connections
4.4 Pipes
4.5 Laying suction and pressure lines
4.6 Operating the shut-off valves
4.7 Operating mode of the lockable service connections
5 Electrical connection
5.1 Information for contactor and motor contactor selection
5.2 Standard motor, design for direct or part winding start
5.3 Basic circuit diagram for part winding start with standard motor
5.4 Special motor: design for direct or star-delta start
5.5 Basic circuit diagram for star-delta start with special motor
5.6 Electronic trigger unit MP 10
5.7 Connecting the trigger unit MP 10
5.8 Functional test of the trigger unit MP 10
5.9 Oil sump heater (accessories)
6 Commissioning
6.1 Preparations for start-up
6.2 Pressure strength test
6.3 Leak test
6.4 Evacuation
6.5 Refrigerant charge
6.6 Start-up
6.7 Avoiding slugging
6.8 Connection of oil level regulator
7 Maintenance
7.1 Preparation
7.2 Work to be carried out
7.3 Spare parts recommendation/accessories
7.4 Lubricants / oil
7.5 Decommissioning
8 Technical data
9 Dimensions and connections
10 Declaration of incorporation
© Danfoss | Climate Solutions | 2023.06
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