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10

 D
 GB
 F
 E

96116-01.2016-DGbFE

3

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 Areas of application

 3.4  Limits of application K Design (60 Hz)

•  HFKW / HFC: 

 

R134a, R407C

Fig. 7

Fig. 8

R134a
60 Hz

R407C
60 Hz

  

1

   

 

HGX34P/380-2 (A) K 
observe the operating limits  

Design for other 

ranges on request

Unrestricted
application range

Evaporating temperature (°C)

Condensing temperature (°C)
Suction gas temperature (°C)

Unrestricted
application range

Evaporating temperature (°C)

Condensing temperature (°C)
Suction gas temperature (°C)

Max. permissible operating 

pressure (LP/HP)

1)

: 19/28 bar

1)

  

LP = Low pressure   

   HP = High pressure

Summary of Contents for HGX34P Series

Page 1: ... world 1 2 3 4 5 6 7 8 9 10 11 12 13 GEA Compressor HGX34P 2 pole Assembly instructions HGX34P 255 2 HGX34P 315 2 S HGX34P 255 2 A HGX34P 315 2 S A HGX34P 380 2 HGX34P 315 2 HGX34P 315 2 A K HGX34P 380 2 A HGX34P 315 2 A HGX34P 315 2 S A K HGX34P 380 2 A K ...

Page 2: ...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 refrigeration gea com www gea com Manu...

Page 3: ...rating mode of the lockable service connections discharge line valve 5 Electrical connection 15 5 1 Information for contactor and motor contactor selection 5 2 Connection of the driving motor star circuit 5 3 Connection of the driving motor part winding circuit 5 4 Circuit diagram 5 5 Electronic trigger MP 10 5 6 Connection of the electronic trigger MP 10 5 7 External connection MP10 5 8 Functiona...

Page 4: ...ge 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 therefore reserved for personnel which is qualified to work on pressurized refrigerant systems For example a refrigeration technician refrigeration mechatronic engineer As well as professions with compara...

Page 5: ...d 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 intended for installation in a machine within the EU according to the EU Directives 2006 42 EC Machinery Directive 97 23 EC Pressure Equipment Directive Commissioning is permissible only if the compressor has b...

Page 6: ...m design Suction gas cooled drive motor 2 Product description Fig 1 2 1 Short description Fig 2 Oil sight glass Valve plate Cylinder cover Discharge line valve Oil pump Terminal box Suction line valve Drive section Motor section Dimension and connection values can be found in Chapter 9 Transport eyelet Name plate 1 2 3 4 5 6 7 8 9 10 11 12 13 ...

Page 7: ...GX34P 380 2 A 38 0 Y 172 A 380 420V Y 3 50HZ 440 480V Y 3 60HZ 2900 3480 AS38125A001 Fig 3 1 Type designation 6 Voltage circuit frequency 2 Machine number 7 Nominal rotation speed 3 maximum operating current 8 Displacement 4 Starting current rotor blocked 9 Voltage circuit frequency 5 ND LP max permissible operating 10 Nominal rotation speed pressure g Low pressure side 11 Displacement HD HP max p...

Page 8: ...ulator is activated is not permissible and can cause damage to the compressor The suction gas superheat temperature may need to be reduced or set individually when operating near to the threshold When the capacity regulator is activated the gas velocity in the system can not under certain circumstances ensure that suffici ent oil is transported back to the compressor For operation with frequency c...

Page 9: ...ably for R407C Evaporating temperature C Condensing temperature C Suction gas temperature C R134a 50 Hz R407C 50 Hz Unrestricted application range 1 HGX34P 380 2 A observe the operating limits Evaporating temperature C Condensing temperature C Suction gas temperature C Max permissible operating pressure LP HP 1 19 28 bar 1 LP Low pressure HP High pressure ...

Page 10: ... K observe the operating limits Design for other ranges on request Unrestricted application range Evaporating temperature C Condensing temperature C Suction gas temperature C Unrestricted application range Evaporating temperature C Condensing temperature C Suction gas temperature C Max permissible operating pressure LP HP 1 19 28 bar 1 LP Low pressure HP High pressure ...

Page 11: ... Benennung Zeichn Nr Teile Nr x xxxx xxxxx x Maßstab 1 1 4 3 Maximum permissible inclination A a A a a A a A Fig 14 INFO New compressors are factory filled with inert gas 3 bar nitrogen Leave this service charge in the compressor for as long as possible and prevent the ingress of air Check the compressor for transport damage before starting any work ATTENTION Poor lubrication can damage the compre...

Page 12: ...t being a loss of refrigerant INFO Proper layout of the suction and discharge lines directly after the compressor is integral to the system s smooth running and vibration behaviour Rigid fixed point As short as possible Fig 16 ATTENTION Damage possible Do not solder as long as the compressor is under pressure Superheating can damage the valve Remove the pipe supports therefore from the valve for s...

Page 13: ...eft counter clockwise as far as it will go Shut off valve completely opened service connection closed The connection which cannot be shut off is intended for safety devices Fig 20 Opening the service connection Spindle Turn 1 turn clockwise Service connection opened shut off valve opened The connection which cannot be shut off is intended for safety devices Service connec tion closed Connection bl...

Page 14: ...ff valve completely opened service connection closed Fig 22 Opening the service connection Spindle Turn 1 turn to the right clockwise Service connection opened shut off valve opened Service connec tion closed Connection blocked Spindle Service connec tion opened Spindle Connection open Compressor Compressor After activating the spindle generally fit the spindle protection cap again and tighten wit...

Page 15: ...e which must respond at 1 2 times the set current within 2 hours and must not have responded at 1 05 times the set current within 2 hours or another comparable device INFO Connect the compressor motor in accordance with the circuit diagram see inside of terminal box Use suitable cable entry point of the correct protection type see name plate for routing cables into the terminal box Insert the stra...

Page 16: ...the terminal box Y Star delta start up is only possible on 230 V voltage supply Example 400 V Y Direct start only Elektrischer Anschluss Electrical connection Raccordement électrique Y 96027 11 06 DGbF Niedere Spannung Low voltage Bas voltage Y Hohe Spannung High voltage Haut voltage L3 L1 L2 L3 L1 L2 Y 5 Electrical connection ...

Page 17: ...es Klemmen kastens siehe Abbildung Verdichter mit dieser Kennzeichnung sind im Spannungsbereich für Stern Dreieck Anlauf geeignet Der Anschluss im Klemmenkasten ist werkseitig für Direktstart Y vorgesehen Direktstart Beispiel für Motor 230 V 400 V Y Klemmbrett mit eingelegten Brücken für den Direktstart a bei niederer Spannung b bei höherer Spannung 230 V 3 400 V Y 3 Abb schematisch Y YY PW ATTENT...

Page 18: ...Fig 23 Compressor terminal box R1 Cold conductor PTC sensor motor winding R2 Thermal protection thermostat PTC sensor F1 Load circuit safety switches F2 Control power circuit fuse F3 Safety chain high low pressure monitoring B1 Release switch thermostat pressostat Q1 Main switch ...

Page 19: ...K1 Compressor contactor MP10 Electronic trigger unit MP 10 E Oil sump heater X3 Terminal strip in terminal box XSS Terminal strip in the external switch cabinet A1 Alarm Motor protection A2 Overheating R1 R2 A3 Alarm high pressure XSS Terminal strip in the external switch cabinet ...

Page 20: ...g F von max 4 A träge abzusichern Um die Schut funktion zu gewährleisten ist das Auslösegerät als erstes Glied in den Steuerstrom kreis zu installieren Anschlüsse Temperaturüberwachung Motorwicklung Klemmen 1 2 Heißgasseite Klemmen 3 4 Klemmen 1 6 am Auslösegerät MP 10 und Klemmen PTC 1 und PTC 2 am Verdichterklemmbrett dürfen nicht mit Netzspannung in Berührung komme Das Auslösegerät und die PTC ...

Page 21: ...upply L1 or S1 OFF OFF OFF Release the motor temperature sensor connection 1 or 2 Release the hot gas temperature sensor if installed 3 or 4 2 Restore the power supply L1 or S1 ON Function check of motor temperature sensor operational ON Function check of hot gas temperature sensor operational ON 3 Interrupt power supply again L1 or S1 OFF OFF OFF Reconnect terminals 1 or 2 and or 3 or 4 4 Restore...

Page 22: ...test purposes must only be operated with refrigerant Under vacuum the spark over and creepage current distances of the terminal board connection bolts shorten this can result in winding and terminal board damage 6 3 Leak test Carry out the leak test on the refrigerating plant in accordance with EN 378 2 or a corresponding safety standard while always observing the maximum permissible overpressure ...

Page 23: ...tem must be properly designed All components must be compatibly rated with each other with regard to output particularly the evaporator and expansion valves Suction gas superheat at the compressor input should be min 7 10 K check the setting of the expansion valve The system must reach a state of equilibrium Particularly in critical systems e g several evaporator points measures are recommended su...

Page 24: ...l change is not mandatory if the system is correctly manufactured and operated However based on decades of experience we recommend that the following oil change service work is carried out First oil change during the first maintenance of the system Then after every 10 000 12 000 operating hours though no more than 3 years clean the oil strainer at the same time Dispose of the oil inside in accorda...

Page 25: ...eniso Triton SEZ 32 Esso Mobil EAL Arctic 46 Sunoco Suniso SL 46 Texaco Capella HFC 55 7 6 Decommissioning Close the shut off valves on the compressor Drain the refrigerant it must not be discharged into the environment and dispose of it according to the regulations When the compressor is depressurised undo the fastening screws of the shut off valves Remove the compressor using an appropriate hois...

Page 26: ... 5 172 67 67 64 5 64 1 2 3 2 4 380 420 V Y 3 50 Hz 5 L M H Oil charge Weight Tolerance 10 relative to the mean value of the voltage range Other voltages and types of current on request The specifications for max power consumption apply for 50Hz operation For 60Hz operation the specifications have to be multiplied by the factor 1 2 The max working current remains unchanged Take account of the max o...

Page 27: ...elative to the mean value of the voltage range Other voltages and types of current on request The specifications for max power consumption apply for 50Hz operation For 60Hz operation the specifications have to be multiplied by the factor 1 2 The max working current remains unchanged Take account of the max operating current max power consumption for design of fuses supply lines and safety devices ...

Page 28: ... K O B L B1 DV 115 ca 315 272 4x 12 ca 285 230 273 79 46 310 419 452 ca 135 ca 185 215 K O H D1 F E B1 A B L DV ca 285 115 ca 315 272 4x 12 A SV A1 1 SV J ca 540 570 Centre of gravity Centre of gravity 310 420 46 43 ca 515 510 79 74 ca 135 ca 170 273 271 230 ca 285 SV A1 A1 O K B1 DV A H D1 F J E B L 272 ca 315 4x 12 115 Cotes en mm Maße in mm Änderungen vorbehalten Dimensions in mm Maße in für HG...

Page 29: ... vom Ölabscheider Connection oil return from oil separator Raccord retour d huile du séparateur d huile Zoll 1 4 NPTF E Anschluß Öldruckmanometer Connection oil pressure gauge Raccord du manomètre de pression d huile Zoll 1 8 NPTF F Ölablaß Oil drain Vidange d huile mm M10 H Stopfen Ölfüllung Oil charge plug Bouchon de remplissage d huile Zoll 1 4 NPTF J Ölsumpfheizung Oil sump heater Chauffage du...

Page 30: ...rds referenced A partly completed machine may only be put into operation when it has been established that the machine into which the partly completed machine is to be installed conforms to the regulations of the Machinery Directive 2006 42 EC The manufacturer undertakes to transmit electronically the special documentation required by individual states for partly completed machinery on request The...

Page 31: ...tions about installation operation and accessories please contact our technical service or specialist wholesaler and or our representative The GEA service team can be contacted by phone with a toll free hotline 00 800 800 000 88 or via e mail refrigeration gea com Yours faithfully GEA Bock GmbH Benzstraße 7 72636 Frickenhausen Germany 11 Service ...

Page 32: ... 137 refrigeration gea com www gea com We live our values Excellence Passion Integrity Responsibility GEA versity GEA Group is a global engineering company with multi billion euro sales and operations in more than 50 countries Founded in 1881 the company is one of the largest providers of innovative equipment and process technology GEA Group is listed in the STOXX Europe 600 index ...

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