GEA pluscom Bock EX-HG12P, Assembly Instructions Manual, Page: 3 / 44

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Contents
Page
3 Areas of application 12
3.1 Approved refrigerant
3.2 Important information on the use of hydrocarbons
3.3 Oil charge
3.4 Limits of application
4 Compressor assembly 15
4.1 Ignition source control of the compressor
4.2 Storage and transport
4.3 Setting up
4.4 Pipe connections
4.5 Pipes
4.6 Laying suction and pressure lines
4.7 Operating the shut-off valves
4.7 Operating mode of the lockable service connections
4.9 Suction pipe filter
5 Electrical connection 19
5.1 Potential equalization
5.2 Information for contactor and motor contactor selection
5.3 Terminal cross section for leads
5.4 Connection of the drive motor
5.5 Circuit diagram direct start
5.6 Electronic trigger unit INT69 EX2
5.7 Connection of the electronic trigger unit INT69 EX2
5.8 Functional test of the electronic trigger unit INT69 EX2
5.9 To verify the intrinsic safety of the PTC hot gas sensor
6 Commissioning 27
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 liquid sluggings
6.8 Preventing icing on the compressor
7 Maintenance 29
7.1 Preparation
7.2 Work to be carried out
7.3 Spare part recommendation
7.4 Screw connections
7.5 Decommissioning
8 Accessories 31
8.1 Oil sump heater
9 Technical data 32
10 Dimensions and connections 33
EC Type Examination Certificate 36
IECEx Certificate of Conformity 39
Service 42