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GEA Bock Compressor HGX6 R134a
Assembly instructions
HGX6/1080-4 R134a
HGX6/1240-4 R134a
HGX6/1410-4 R134a
engineering for a better world
All manuals and user guides at all-guides.com
GEA Refrigeration Technologies
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GB
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Summary of Contents for GEA Bock HGX6/1240-4 R134a

  • Page 1 All manuals and user guides at all-guides.com GEA Bock Compressor HGX6 R134a Assembly instructions HGX6/1080-4 R134a HGX6/1240-4 R134a HGX6/1410-4 R134a engineering for a better world GEA Refrigeration Technologies...
  • Page 2: About These Instructions

    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. Manufacturer GEA Bock GmbH 72636 Frickenhausen Contact GEA Bock GmbH Benzstraße 7...
  • Page 3: Table Of Contents

    All manuals and user guides at all-guides.com Contents Page Safety 1.1 Identification of safety instructions 1.2 Qualifications required of personnel 1.3 General safety instructions 1.4 Intended use Product description 2.1 Short description 2.2 Name plate 2.3 Type key Areas of application 3.1 Refrigerants 3.2 Oil charge 3.3 Limits of application Compressor assembly 4.1 Storage and transport...
  • Page 4: Safety

    All manuals and user guides at all-guides.com 1| Safety 1.1 Identification of safety instructions: Indicates a dangerous situation which, if not DANGER! avoided, will cause immediate fatal or serious injury. Indicates a dangerous situation which, if not avoided, may cause fatal or serious injury. WARNING! Indicates a dangerous situation which, if not CAUTION! avoided, may cause fairly severe or minor injury. Indicates a situation which, if not ATTENTION! avoided, may cause property damage. INFO! Important information or tips on simplifying work. 1.2 Qualifications required of personnel WARNING! I nadequately qualified personnel poses the risk of accidents, the consequence being serious or fatal injury. Work on compressors must therefore only be performed by personnel with the qualifica- tions listed below: •...
  • Page 5: Intended Use

    1.4 Intended use These assembly instructions describe the standard version of the HGX6 R134a manufactured by GEA Bock. The compressor is intended for use in refrigeration systems in compliance with the limits of application. Only the refrigerant specified in these instructions may be used. Any other use of the compressor is prohibited!
  • Page 6: Product Description

    All manuals and user guides at all-guides.com 2| Product description 2.1 Short description • Semi-hermetic four-cylinder reciprocating compressor with suction-gas cooled drive motor. • Flange-mounted drive motor on the compressor case. • Application range: normal refrigerating and air-conditioning with R134a. Terminal box Transport eyelet Suction...
  • Page 7: Type Key

    All manuals and user guides at all-guides.com 2| Product description 2.2 Name plate (example) GEA Bock GmbH 72636 Frickenhausen, Germany HGX6/1410-4 R134a AS12345-001 122,4 57,0 A 146,9 172 A 212 A SE 55 Fig. 2 Type designation Voltage, circuit, frequency Machine number Nominal rotation speed...
  • Page 8: Areas Of Application

    All manuals and user guides at all-guides.com 3| Areas of application 3.1 Refrigerants • HFKW / HFC: R134a 3.2 Oil charge The compressors are filled at the factory with the following oil type: FUCHS Reniso Triton SE 55 Compressors with ester oil charge (FUCHS Reniso Triton SE 55) are marked with an X in the type designation (e.g.
  • Page 9 All manuals and user guides at all-guides.com 3| Areas of application R134a Fig. 4 Max. permissible operating Unlimited application range pressure (LP/HP) : 19/28 bar Supplementary cooling or LP = Low pressure reduced suction gas temperature HP = High pressure Evaporation temperature (°C) Design for other Condensing temperature (°C)
  • Page 10: Compressor Assembly

    All manuals and user guides at all-guides.com 4| Compressor assembly 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. 4.1 Storage and transport Storage at (-30°C) - (+70°C), maximum permissible relative humidity 10% - 95%, no condensation...
  • Page 11: Pipes

    All manuals and user guides at all-guides.com 4| Compressor assembly The pipe connections have graduated inside diameters so that pipes with standart millimetre and inch dimensions can be used. The connection diameters of the shut-off valves are rated for maximum compressor output.
  • Page 12: Operating Mode Of The Lockable Service Connections Dgb

    All manuals and user guides at all-guides.com 4| Compressor assembly 4.6 Operating the shut-off valves Before opening or closing the shut-off valve, release the valve spindle seal by approx. ¼ of a turn counter-clockwise. After activating the shut-off valve, re-tighten the adjustable valve spindle seal clockwise. Release Tighten Valve spindle seal...
  • Page 13: Electrical Connection 13 Gb

    All manuals and user guides at all-guides.com 5| Electrical connection Electrical connection DANGER! H igh voltage! Risk of electric shock! Only carry out work when the electrical system is disconnected from the power supply! 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.
  • Page 14: Basic Circuit Diagram For Part Winding Start With Standard Motor

    All manuals and user guides at all-guides.com 5.3 Basic circuit diagram for part winding start with standard motor 0 1 2 3 4 F1.2 F1.1 I=33% I=66% F1.1 F1.2 XSS X1 L1 L1 N N 43 43 11 Y/YY X2 1 MP10 Compressor terminal box AnschluákastenVerdichter...
  • Page 15 All manuals and user guides at all-guides.com 5 6 7 8 9 L1.1 L2.1 L3.1 L1.2 P> P< P™l Main switch Compressor motor Mains contactor (part winding 1) Mains contactor (part winding 2) Delay relay max. 1s Control voltage switch Oil sump heater PWMP10 BOCKCOMPRESSORS...
  • Page 16 All manuals and user guides at all-guides.com 5| Electrical connection The motor is wired for 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: 400 V 400 V 400 V...
  • Page 17 All manuals and user guides at all-guides.com 5| Electrical connection 5.4 Sondermotor: Ausführung für Direkt- oder Stern-Dreieck-Anlauf 5.4 Sondermotor: Ausführung für Direkt- oder Stern-Dreieck-Anlauf 5.4 Sondermotor: Ausführung für Direkt- oder Stern-Dreieck-Anlauf 5.4 Special motor: design for direct or star-delta start Für den Stern-Dreieck-Anlauf ist eine mechanische Anlaufentlastung mit Bypass-Magnetventil Für den Stern-Dreieck-Anlauf ist eine mechanische Anlaufentlastung mit Bypass-Magnetventil Für den Stern-Dreieck-Anlauf ist eine mechanische Anlaufentlastung mit Bypass-Magnetventil...
  • Page 18: Basic Circuit Diagram For Star-Delta Start With Special Motor

    All manuals and user guides at all-guides.com 5.5 Basic circuit diagram for star-delta start with special motor 0 1 2 3 4 F1.1 F1.1 F1.2 F1.2 XSS X1 L1 L1 N N 43 43 11 X2 1 MP10 AnschluákastenVerdichter Compressor terminal box Fig.
  • Page 19 All manuals and user guides at all-guides.com 5 6 7 8 9 L1.1 L2.1 L3.1 L1.2 P> P< P™l Compressor motor Mains contactor ∆ -contactor Y-contactor Delay relay S/D changeover Delay relay, start unloader Control voltage switch Start unloader MP10 Oil sump heater BOCKCOMPRESSORS...
  • Page 20: Electronic Trigger Unit Mp

    All manuals and user guides at all-guides.com 5| Electrical connection 5.6 Electronic trigger unit MP 10 The compressor motor is fitted with cold conductor temperature sensors (PTC) connected to the electronic trigger unit MP 10 in the terminal box. Readiness to operate is signalled by the H3 LED (green) after the power supply is applied.
  • Page 21 All manuals and user guides at all-guides.com 5| Electrical connection 5.8 Function test of the trigger unit MP 10 Before start-up, troubleshooting or making changes to the control power circuit, check the functionality of the trigger unit: LED H1 LED H2 LED H3 Procedure green •...
  • Page 22: Oil Sump Heater (Accessories)

    All manuals and user guides at all-guides.com 5| Electrical connection 5.9 Oil sump heater (accessories) During compressor standstill and depending on the pressure and ambient temperature, refrigerant diffuses into the compressor's lubricating oil. This reduces the oil's lubricating ability. When the compressor is started, the refrigerant contained in the oil evaporates due to the decline in pressure.
  • Page 23: Commissioning

    All manuals and user guides at all-guides.com 6| Commissioning 6.1 Preparations for start-up INFO! In order to protect the compressor against inadmissible operating conditions, high-pressure and low-pressure pressostats controls are mandatory on the installation side. The compressor has undergone trials in the factory and all functions have been tested. There are therefore no special running-in instructions.
  • Page 24 All manuals and user guides at all-guides.com 6| Commissioning 6.5 Refrigerant filling CAUTION! Wear personal protective clothing such as goggles and protective gloves! Make sure that the suction and pressure line shut-off valves are open. With the compressor switched off, add the liquid refrigerant directly to the condenser or receiver, breaking the vacuum. If the refrigerant needs topping up after starting the compressor, it can be topped up in vapour form on the suction side, or, taking suitable precautions, also in liquid form at the inlet to the evaporator.
  • Page 25: Connection Of Oil Level Regulator

    All manuals and user guides at all-guides.com 6| Commissioning 6.8 Connection of oil level regulator Oil level regulation systems have proven themselves with parallel circuits of several compressors. The connection "0" is provided for installing an oil level regulator (see dimensions drawing). All common oil level regulators from AC&R, ESK and Carly as well as the OM3 TraxOil oil level regulation system from Alco can be connected directly without adapters (see Fig.
  • Page 26: Accessories

    08306 Only use genuine GEA Bock spare parts! 7.4 Accessories Available accessories can be found on the Internet at www.gea.com 7.5 Extract from the lubricants table The oil type filled as standard in the factory is marked on the name plate. This oil type should be used as a preference. Alternatives are stated in the extract from our lubricants table below.
  • Page 27: Technical Data

    All manuals and user guides at all-guides.com 8| Technical data Oil charge Weight 380-420 V Y/YY - 3 - 50 Hz PW 440-480 V Y/YY - 3 - 60 Hz PW PW = Part Winding Winding ratio: 66% / 33% No. of cylinders...
  • Page 28: Dimensions And Connections

    All manuals and user guides at all-guides.com 9| Dimensions and connections ca.450 Centre of gravity ca.450 ÖV ca.285 ca.850 ca.450 ca.450 Schwingungs- dämpfer ÖV ca.285 ca.850 ÖV ÖV ca.285 Schwingungs- Vibration dämpfer ca.850 damper Schwingungs- Schwingungs- dämpfer dämpfer Dimensions in mm SV 90° rotatable Fig.
  • Page 29 All manuals and user guides at all-guides.com 9| Dimensions and connections Suction line see technical data, Chapter 8 Discharge line Connection suction side, not lockable 8 “ NPTF Connection suction side, lockable 16 “ UNF Connection discharge side, not lockable 8 “...
  • Page 30: Declaration Of Conformity And Installation

    European Union (in accordance with Machinery Directive 2006/42/EC) The manufacturer: GEA Bock GmbH, Benzstraße 7 72636 Frickenhausen, Tel.: 07022/9454-0 hereby declares that the refrigerating compressor HGX6 R134a complies with the basic require- ments of Appendix II 1B of the Machinery Directive 2006/42/EC.
  • Page 31: Service

    11| Service Dear customer, GEA Bock compressors are top-quality, reliable and service-friendly quality products. If you have any questions about installation, operation and accessories, please contact our techni- cal service or specialist wholesaler and/or our representative. The GEA Bock 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...
  • Page 32 • • 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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