GEA HG7 Series User Manual

2
D
GB
F
E
09706-09.2013-DGbFEI
About these instructions
Read these instructions before assembly and before using the compressor. This will avoid misunder-
standings and prevent damage. Improper assembly and use of the compressor can result in serious
or fatal injury.
Observe the safety instructions contained in these instructions.
These instructions must be passed onto the end customer along with the unit in which the compres-
sor is installed.
GEA Bock GmbH
72636 Frickenhausen
GEA Bock GmbH
Benzstraße 7
72636 Frickenhausen
Germany
Telephone +49 7022 9454 0
Fax +49 7022 9454 137
bock@gea.com
www.bock.de
Manufacturer
Contact
1 Safety 4
 1.1 Identicationofsafetyinstructions
 1.2 Qualicationsrequiredofpersonnel
1.3 General 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 10
4.1 Setting up
4.2 Pipe connections
4.3 Pipes
4.4 Laying suction and pressure lines
4.5 Operating the shut-off valves
4.6 Operating mode of the lockable service connections
5 Electrical connection 13
5.1 Information for contactor and motor contactor selection
5.2 Basic circuit diagram for part winding start with standard motor
5.3 Standard motor, design for direct or partial winding start
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 23
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 25
7.1 Preparation
7.2 Work to be carried out
7.3 Spare parts recommendation
7.4 Accessories
7.5 Extract from the lubricants table
7.6 Decommissioning
8 Technical data 27
9 Dimensions and connections 28
10 Declaration of conformity and installation 30
11 Service 31

GEA HG7 Series Specifications

General

Brand	GEA
Model	HG7 Series
Category	Air Compressor
Language	English