Danfoss BOCK HG4 User Manual Download

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AQ452034894212en-000201

HG4/310-4

HG4/310-4 S

HGX4/310-4

HGX4/310-4 S

HG4/385-4

HG4/385-4 S

HGX4/385-4

HGX4/385-4 S

HG4/465-4

HG4/465-4 S

HGX4/465-4

HGX4/465-4 S

HG4/555-4

HG4/555-4 S

HGX4/555-4

HGX4/555-4 S

HG4/650-4

HG4/650-4 S

HGX4/650-4

HGX4/650-4 S

BOCK

HG4

Operating guide

Bock GmbH, Benzstr

. 7

72636 Frickenhausen, Germany

BOCK

Translation of the original instructions

Summary of Contents for BOCK HG4

Page 1: ...HGX4 385 4 HGX4 385 4 S HG4 465 4 HG4 465 4 S HGX4 465 4 HGX4 465 4 S HG4 555 4 HG4 555 4 S HGX4 555 4 HGX4 555 4 S HG4 650 4 HG4 650 4 S HGX4 650 4 HGX4 650 4 S BOCK HG4 Operating guide Boc k Gm bH...

Page 2: ...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 con...

Page 3: ...ctor and motor contactor selection 5 2 Standard motor design for direct or part winding start 5 3 Basic circuit diagram for part winding start with standard motor 5 4 Special motor design for direct o...

Page 4: ...d recognising any potential dangers WARNING Refrigerating compressors are pressurised machines and therefore require particular caution and care in handling Risk of burns Depending on the operating co...

Page 5: ...mpressor is prohibited The Bock refrigerating compressor named in the title is intended for installing in a machine within the EU according to the EU Directives 2006 42 EC Machinery Directive and 2014...

Page 6: ...on the compressor case Preferred application range normal refrigerating and air conditioning 2 1 Short description Dimension and connection values can be found in Chapter 9 Name plate Fig 1 Valve pla...

Page 7: ...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 Y Part winding 1 10 Nominal...

Page 8: ...velocity in the system can not under certain circumstances ensure that sufficient oil is transported back to the compressor For operation with frequency converter The maximum current and power consum...

Page 9: ...3 Areas of application Design for other areas on request R134a R407C R404A R507 R22 Fig 4 Fig 5 Fig 6 Fig 7 Unlimited application range Supplementary cooling or reduced suction gas temperature Supplem...

Page 10: ...ve for soldering Only solder using inert gas to inhibit oxidation products scale 4 3 Pipe connections INFO New compressors are factory filled with inert gas Leave this service charge in the compressor...

Page 11: ...ree of scale swarf and layers of rust and phosphate Only use air tight parts Lay pipes correctly Suitable vibration compensators must be provided to prevent pipes being cracked and broken by severe vi...

Page 12: ...ut off valve completely opened service connection closed The connection which cannot be shut off is intended for safety devices Fig 18 Opening the service connection Spindle Turn 1 turn to the right c...

Page 13: ...into two parts Partial winding 1 66 and part winding 2 33 This winding division reduces the start up current needed for a part winding start to approx 65 of that for a direct start INFO A mechanical...

Page 14: ...se F3 High pressure safety monitor F4 Safety chain high low pressure monitoring F5 Oil differential pressure monitor B1 Release switch thermostat nderung 0 Datum Name Datum Bearb Gepr Norm 1 20 Feb 20...

Page 15: ...K1 Mains contactor part winding 1 K2 Mains contactor part winding 2 K1T Delay relay max 1s S1 Control voltage switch E1 Oil sump heater PW MP10 5 6 7 BOCK COMPRESSORS 8 9 Bl 1 Bl 1 F5 K1 12 T2 13 N P...

Page 16: ...ENTION Failure to do this results in opposed rotary fields and results in damage to the motor After the motor starts up via partial winding 1 partial winding 2 must be switched on after a maximum dela...

Page 17: ...nloaded start with bypass solenoid valve accessories is required for the star delta start Designation on the name plate Sticker on the terminal box Y Star delta start up is only possible for 230 V pow...

Page 18: ...4 3 4 5 5 6 6 X1 L1 L1 N N 43 43 11 12 14 L S M X2 1 2 3 4 5 6 7 F1 1 F1 2 8 R2 4A F2 S1 9 10 MP10 11 5 5 Basic circuit diagram for star delta start with special motor Fig 20 R1 Cold conductor PTC sen...

Page 19: ...14 L 15 M 16 S K1 K1 K3 P F3 K4T K3 K2 17 K4T K2 K3 18 19 K4T P F4 20 K5T AL 21 22 K5T P B1 23 24 K1 25 E1 26 L1 1 L2 1 L3 1 L1 2 N PE M1 Compressor motor K1 Mains contactor K2 contactor K3 Y contact...

Page 20: ...essor and the H1 LED lights red The hot gas side of the compressor can also be protected against overtemperature using a thermal protection thermostat accessory The H2 LED red is provided for the prot...

Page 21: ...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 Functio...

Page 22: ...e oil evaporates due to the decline in pressure This can result in oil foaming and oil exodus which can result in oil hammer in certain circumstances Operation mode The oil sump heater operates when t...

Page 23: ...e 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 instructio...

Page 24: ...off valves are open before starting the compressor Check that the safety and protection devices pressure switch motor protection electrical con tact protection measures etc are functioning properly S...

Page 25: ...ssor Switch off the compressor and secure it to prevent a restart Relieve compressor of system pressure Prevent air from infiltrating the system After maintenance has been performed Connect safety swi...

Page 26: ...name plate and this should always be used even in the case of maintenance units Alternative oil types can vary significantly in quality due to additives or inferior raw materials by the manufacturer...

Page 27: ...67 9 27 15 7 82 107 152 42 1 5 8 69 66 63 HG4 650 4 S 56 6 67 9 34 18 4 107 140 155 1 2 3 2 4 380 420 V Y YY 3 50 Hz PW 440 480 V Y YY 3 60 Hz PW PW Part Winding Winding ratio 66 33 L M H 5 Tolerance...

Page 28: ...n discharge si C Anschlu ldrucksicherheitsschalter OIL Connection oil pressure safety swi D Anschlu ldrucksicherheitsschalter LP Connection oil pressure safety swi D1 Anschlu lr ckf hrung vom labschei...

Page 29: ...nnectoin oil pressure switch OIL 7 16 UNF D Connection oil pressure switch LP 7 16 UNF D1 Connection oil return from oil separator 1 4 NPTF E Connection oil pressure gauge 7 16 UNF F Oil drain M22 x 1...

Page 30: ...K N TK FK X 50 980 K N TK Serial number BC00000A001 BN99999Z999 complies with the following provisions of the above mentioned Directive According to Annex I points 1 1 2 1 1 3 1 1 5 1 3 2 1 3 3 1 3 7...

Page 31: ...D GB F E I Ru Danfoss Climate Solutions 2023 06 AQ452034894212en 000201 31...

Page 32: ...32 AQ452034894212en 000201 Danfoss Climate Solutions 2023 06...

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