GEA Bock HGX34 CO2 T - Manual (Page 3)

D
GB
F
E
3
96156-12.2014-DGb
Contents
Page
1 Safety 4
1.1 Identification of safety instructions
1.2 Qualifications required of personnel
1.3 Safety instructions
1.4 Intended use
2 Product description 6
2.1 Short description
2.2 Name plate
2.3 Type key
3 Areas of application 8
3.1 Refrigerants
3.2 Oil charge
3.3 Limits of application
4 Compressor assembly 12
4.1 Storage and transportation
4.2 Setting up
4.3 Pipes
4.4 Flange shut-off valves (HP/LP
4.5 Option: cutting ring screw joint (HP/LP)
4.6 Operating mode of the lockable service connections
4.7 Operating the shut-off valves
4.8 Connecting the pipelines - cut ring system
4.9 Connecting the pipelines - solder system
4.10 Laying suction and pressure lines
4.11 Oil return
5 Electrical connection 17
5.1 Information for contactor and motor contactor selection
5.2 Standard motor, designed for direct or part winding start
5.3 Basic circuit diagram for part winding start
5.4 Special motor: design for direct or star-delta start
5.5 Star-delta start with special motor
5.6 Electronic trigger unit MP 10
5.7 Connection of the electronic trigger unit MP 10
5.8 Functional test of the electronic trigger unit MP 10
5.9 Oil sump heater
6 Commissioning 28
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 Pressure switch
6.8 Decompression valves
6.9 Avoiding slugging
7 Maintenance 32
7.1 Preparation
7.2 Work to be carried out
7.3 Accessories
7.4 Spare parts recommendation
7.5 Decommissioning
8 Technical data 34
9 Dimensions and connections 36
10 Declaration of conformity and installation 38
11 Service 39