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Contents

  

 

        

 

 

    

Page

 

1 Safety 

4

 

1.1  Identification of safety instructions

 

1.2  Qualifications required of personnel

 

1.3  General safety instructions

 

1.4  Intended use

 

2  Safety instructions for use of flammable refrigerants 

6

 

2.1  Safety instructions

 

 2.2 

Qualifications required of personnel

 

3  Product description 

7

 

3.1  Short description

 

3.2  Name plate

 

3.3  Type key

 

 

3.4  Type key HC compressors

 

 

3.5  Type key LG compressors

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

Phone +49 7022 9454 0
Fax     +49 7022 9454 137
gea.com/contact
www.gea.com

Manufacturer

Contact

Summary of Contents for HG44e

Page 1: ...l instructions HG X 44e 475 4 S HG X 56e 850 4 S HG X 44e 565 4 S HG X 56e 995 4 S HG X 44e 665 4 S HG X 56e 1155 4 S HG X 44e 770 4 S HG44e 475 4 S HC HG44e 770 4 S HC HG56e 850 4 S HC HG56e 1155 4 S...

Page 2: ...5 Type key LG compressors About these instructions Read these instructions before assembly and before using the compressor This will avoid misunder standings and prevent damage Improper assembly and...

Page 3: ...ect or star delta start 7 5 Basic circuit diagram for star delta start with special motor 7 6 Electronic trigger unit INT69 G 7 7 Connecting of the trigger unit INT69 G 7 8 Functional test of the trig...

Page 4: ...INFO Important information or tips on simplifying work WARNING Inadequately qualified personnel poses the risk of accidents the consequence being serious or fatal injury Work on compressors is theref...

Page 5: ...be used in potentially explosive environments These assembly instructions describe the standard version of the compressor named in the title man ufactured by GEA GEA refrigerating compressors are int...

Page 6: ...ied in order to achieve sufficient risk reduction If necessary a classification of the hazardous areas according to EN60079 10 1 should be carried out If the refriger ant concentration exceeds the val...

Page 7: ...ction gas cooled drive motor Preferred application range normal refrigerating and air conditioning 3 Product description Name plate Fig 1 3 1 Short description Valve plate Cylinder cover Dimension and...

Page 8: ...ating Electrical accessories can change pressure g High pressure side the IP protection class Observe the limits of application diagrams 50 Hz 60 Hz 3 Product description Fig 3 3 2 Name plate example...

Page 9: ...uction gas cooled S More powerful motor HG Hermetic Gas Cooled suction gas cooled X Ester oil charge 3 S More powerful motor ML Motor for normal cooling and deep freezing Hydrocarbons Motor variant Nu...

Page 10: ...ture 20 C 60 C Max permissible discharge end temperature 140 C Max permissible switching frequency 12x h A minimum running time of 3 min steady state condition continuous operation must be achieved Fo...

Page 11: ...ge there is a danger of air entering on the suction side This can cause chemical reactions a pressure rise in the condenser and an elevated compressed gas temperature Prevent the ingress of air at all...

Page 12: ...perature 30 C Operation in the vacuum range is not permitted During operation in the vacuum range there is a danger of air entering on the suction side This can cause chemical reactions pressure rise...

Page 13: ...irectly to the compressor are not permissible Setup on an even surface or frame with sufficient load bearing capacity Single compressor preferably on vibration damper Duplex and parallel circuits alwa...

Page 14: ...iameters of the shut off valves are rated for maximum compressor output The actual required pipe cross section must be matched to the output The same applies for non return valves Fig 5 graduated inte...

Page 15: ...ange height 27 mm is optional available Art Nr 81194 With this intermediate flange it is possible to lay the pressure line directly from the valve to the left or right a 6 6 Operating the shut off val...

Page 16: ...ices Service connection closed Connection blocked Spindle Connection cannot be shut off Connection cannot be shut off Service connection opened Spindle Connection open Compressor Compressor After acti...

Page 17: ...ding to the maximum operating current see name plate For motor protection use a current independent time delayed overload protection device for monitor ing all three phases Adjust the overload protect...

Page 18: ...1 FC1 2 FC2 SF1 QA2 11 12 14 L N B1 B2 12 11 10 9 8 7 6 5 4 3 2 1 50 50 Compressor terminal box 7 3 Basic circuit diagram for part winding start with standard motor BP2 High pressure safety monitor B...

Page 19: ...FC1 1 1 2 Motor protection switch FC2 Control power circuit fuse INT69 G Electronic trigger unit INT69 G KF1 Delay relay for contactor switchover QA1 Main switch QA2 Mains contactor part winding 1 QA...

Page 20: ...direct start YY at the factory For part winding start Y YY the bridges must be removed and the motor feed line connected according to the circuit diagram ATTENTION Failure to do this results in oppose...

Page 21: ...V2 U2 W2 L3 L2 L1 400 V Y nur Direktstart V1 W1 U1 V2 U2 W2 L1 L2 L3 5 4 Sondermotor Ausf hrung f r Direkt oder Stern Dreieck Anlauf F r den Stern Dreieck Anlauf ist eine mechanische Anlaufentlastung...

Page 22: ...2 QA2 FC1 2 I I I 3 4 5 6 1 2 QA4 Y 3 4 5 6 1 2 QA3 D 3 4 5 6 EC1 M 3 Fig 12 7 5 Basic circuit diagram for star delta start with special motor Compressor terminal box BP2 High pressure safety monitor...

Page 23: ...6 b 7 QA4 KF1 QA4 QA3 6 b 8 KF1 QA3 QA4 6 b 8 KF1 FC2 Control power circuit fuse INT69 G Electronic trigger unit INT69 G KF1 Delay relay for contactor switchover QA1 Main switch QA2 Mains contactor Q...

Page 24: ...d against overtemperature using thermal protection thermostats accessory The unit trips when an overload or inadmissible operating conditions occur Find and remedy the cause INFO The relay switching o...

Page 25: ...14 7 9 Electronic trigger unit INT69 G at HC and LG compressors The supplied INT69 G must be connected according to the wiring diagram shown here in a separate control cabinet which must be installed...

Page 26: ...pressor starts up the refrigerant contained in the oil evaporates out throught the reduction in pressure The consequences can be foaming and migration of the oil causing oil shocks under certain circu...

Page 27: ...insulation monitoring device must be used National standards and regulations must be observed Compressor Electrical data HG44e HC HG44e LG HG56e HC HG56e LG 230 V 1 50 60 Hz 160 W 7 10 Capacity regul...

Page 28: ...compressor INFO Toprotectthecompressoragainstinadmissibleoperatingconditions high pressure and low pressure pressostats are mandatory on the installation side DANGER Risk of bursting The compressor m...

Page 29: ...erant To avoid shifts in concentration zeotropic refrigerant blends must always only be filled into the refrigerating plant in liquid form Do not pour liquid coolant through the suction line valve on...

Page 30: ...he system must reach a state of equilibrium Particularly in critical systems e g several evaporator points measures are recommended such as replacement of liquid traps solenoid valve in the liquid lin...

Page 31: ...rs Dispose of used oil according to the regulations observe national regulations Annual checks Oil level leak tightness running noises pressures temperatures function of auxiliary devices such as oil...

Page 32: ...tandard oil types Recommended alternatives HFC e g R134a R407C R404A Fuchs Reniso Triton SE 55 Fuchs Reniso Triton SEZ 32 Esso Mobil EAL Arctic 46 Sunoco Suniso SL 46 Texaco Capella HFC 55 HFO e g R12...

Page 33: ...Cylinder cover prepared for capacity regulator Fig 20 Before commissioning the blind flange with screws must be removed and replaced by the new set capacity regulator with O ring joints and screws Ob...

Page 34: ...of equilibrium Continuous operation in the control stage is not recommended as the gas velocity in the plant system under certain circumstances does not guarantee sufficient oil return to the compres...

Page 35: ...149 174 HG44e 665 4 S 57 7 69 2 30 18 3 101 174 171 HG44e 770 4 67 0 80 4 30 17 8 101 174 171 HG44e 770 4 S 67 0 80 4 35 21 4 101 174 171 11 Technical data 1 2 3 2 4 Tolerance 10 relative to the mean...

Page 36: ...211 HG56e 1155 4 100 4 120 5 47 28 0 149 246 212 HG56e 1155 4 S 100 4 120 5 58 33 3 196 335 221 11 Technical data 1 2 3 2 4 Tolerance 10 relative to the mean value of the voltage range Other voltages...

Page 37: ...HC 16172 HG44e 665 4 S HC 16176 HG44e 770 4 HC 16173 HG44e 770 4 S HC 16177 Q W B B1 DV A1 SV H D1 A B L 695 649 2 25 30 A1 SV A Ansicht HG X 44e 475 4 S 565 4 View HG X 44e 475 4 S 565 4 X A D F M C...

Page 38: ...change without notice Anschl sse Connections SV Saugabsperrventil Rohr Suction line valve tube DV Druckabsperrventil Rohr Discharge line valve tube A Anschluss Saugseite nich Connection suction side n...

Page 39: ...g to Annex I points 1 1 2 1 1 3 1 1 5 1 3 2 1 3 3 1 3 7 1 5 1 1 5 2 1 5 13 and 1 7 1 to 1 7 4 excepted 1 7 4 f are fulfilled Applied harmonised standards in particular EN ISO 12100 2010 Safety of mach...

Page 40: ...If you have any questions about installation operation and accessories please contact our technical service or specialist wholesaler and or our representative The Bock service team can be contacted by...

Page 41: ......

Page 42: ...49 0 7022 9454 0 Fax 49 0 7022 9454 137 gea com contact gea com GEA Group is a global engineering company with multi billion euro sales and operations in more than 50 countries Founded in 1881 the co...

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