Danfoss BOCK UL-HGX44e Operating Manual Download Page 1

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AQ450440081306en-US0201

Reciprocating Compressor

BOCK

UL-HGX44e/UL-HGX56e

Operating guide

UL-HGX44e/475 ML 9
UL-HGX44e/475 S 12
UL-HGX44e/565 ML 12
UL-HGX44e/565 S 15
UL-HGX44e/665 ML 14
UL-HGX44e/665 S 20
UL-HGX44e/770 ML 15
UL-HGX44e/770 S 22

UL-HGX56e/850 ML 18
UL-HGX56e/850 S 25
UL-HGX56e/995 ML 23
UL-HGX56e/995 S 30
UL-HGX56e/1155 ML 28
UL-HGX56e/1155 S 35

Translation of the original instructions

Summary of Contents for BOCK UL-HGX44e

Page 1: ...5 ML 9 UL HGX44e 475 S 12 UL HGX44e 565 ML 12 UL HGX44e 565 S 15 UL HGX44e 665 ML 14 UL HGX44e 665 S 20 UL HGX44e 770 ML 15 UL HGX44e 770 S 22 UL HGX56e 850 ML 18 UL HGX56e 850 S 25 UL HGX56e 995 ML 2...

Page 2: ...quirements Unauthorized changes and modifications to the product not covered by this manual are prohibited and will void the warranty This instruction manual is a mandatory part of the product It must...

Page 3: ...rcuit diagramm for star delta start with special motor 20 5 7 Electronic trigger unit INT69 G 22 5 8 Connection of the trigger unit INT69 G 22 5 9 Function test of the trigger unit INT69 G 23 5 10 Oil...

Page 4: ...damage Important information or tips on simplifying work 1 2 General safety instructions Risk of accidents Refrigerating compressors are pressurized machines and as such call for heightened caution a...

Page 5: ...essor may not be used in potentially explosive environments These assembly instructions describe the standard version of the compressor named in the title manufactured by Bock Bock refrigerating compr...

Page 6: ...r conditioning The stream of refrigerant sucked out of the evaporator flows over the motor and cools it intensively In this way the motor can be kept at a relatively low temperature level particularly...

Page 7: ...g Low pressure side 13 Terminal box protection type HP Max admissible operating Electrical accessories can change pressure g High pressure side the IP protection class Observe the limits of applicati...

Page 8: ...level must be in the visible part of the sight glass damage to the compressor is possible if overfilled or under filled Max Min 1 9 ltr 67 fl ozl Oil level Fig 4 More informations about approved refr...

Page 9: ...ator Continuous operation when the capacity regulator is activated is not permissible and can cause damage to the compressor The suction gas superheat temperature may need to be reduced or set individ...

Page 10: ...ing parts etc directly 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 paralle...

Page 11: ...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 internal diameter 4 3 Pipe connections...

Page 12: ...a intermediate flange 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 4 6 Operating...

Page 13: ...ded for safety devices Service connection closed Connection blocked Spindle Connection cannot be shut off Connection cannot be shut off Service connection opened Spindle Connection open Compressor Com...

Page 14: ...be rated according 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 ov...

Page 15: ...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 Failure to do this resu...

Page 16: ...I QA2 1U1 1V1 1W1 PE EC1 M Y YY 2U1 2V1 2W1 FC1 2 I I I QA3 FC1 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 21 20 Fig 11 50 50 Compressor terminal box BP2 High pressure safety m...

Page 17: ...P QA2 BP3 P QA2 KF1 KF1 L1 1 L2 1 L3 1 L1 2 N PE QA3 BT4 BT2 vio bn bu gr EB1 pk og BT3 FC1 1 1 2 Motor protection switch FC2 Control power circuit fuse INT69 G Electronic trigger unit INT69 G KF1 Del...

Page 18: ...anfoss Climate Solutions 2023 07 5 Electrical connection 5 5 Special motor design for direct or star delta start A mechanical unloaded start with bypass solenoid valve is required for the star delta s...

Page 19: ...en US0201 19 5 Electrical connection Star delta start up is only possible for 230 V power supply Example 230 V Direct start Star delta start 400 V Y Direct start only V1 W1 U1 V2 U2 W2 L3 L2 L1 L3 L1...

Page 20: ...FC1 1 I I I 1 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 20 21 Fig 12 5 6 Basic circuit diagram for star delta start with special motor Compressor terminal box BP2 High pre...

Page 21: ...P2 P BP3 P L1 1 L2 1 L3 1 L1 2 N PE BT4 BT2 vio bn bu gr pk og EB1 QA2 QA2 QA4 KF1 QA4 QA3 KF1 QA3 QA4 KF1 BT3 FC1 1 1 2 Motor protection switch FC2 Control power circuit fuse INT69 G Electronic trigg...

Page 22: ...nd and remedy the cause The relay switching output is executed as a floating changeover contact This electrical circuit operates according to the quiescent current principle i e the relay drops into a...

Page 23: ...t contained in the oil evaporates out through the reduction in pressure The consequences can be foaming and migration of the oil causing oil shocks under certain circumstances Operation The oil sump h...

Page 24: ...pressor the frequency converter must be able to apply an overload of at least 140 of the compressor s maximum current I max for at least 3 seconds When using frequency converters the following things...

Page 25: ...gen as this could cause the ignition limit to shift into the critical range Do not start the compressor if it is under vacuum Do not apply any voltage even for test purposes must only be operated with...

Page 26: ...sion valve The 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 th...

Page 27: ...e compressor is depressurised undo the fastening screws of the shut off valves Remove the compressor using an appropriate hoist Dispose of the oil inside in accordance with the applicable national reg...

Page 28: ...the factory Cylinder cover prepared for capacity regulator Fig 18 Before commissioning the blind flange with screws must be removed and replaced by the new set capacity regulator with O ring joints a...

Page 29: ...ibrium 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 compressor with...

Page 30: ...1 8 35 1 3 8 2 7 95 2 3 81 475 S 12 1460 1752 23 13 1 17 8 87 149 372 565 ML 12 1737 2085 22 13 2 17 9 65 109 359 565 S 15 1737 2085 26 15 6 21 2 101 174 388 42 1 5 8 665 ML 14 2039 2447 26 15 4 20 9...

Page 31: ...tio 50 50 33 19 7 26 8 101 174 25 70 453 35 1 3 8 54 2 1 8 3 2 113 2 7 95 850 S 25 2606 3127 39 23 5 32 0 125 209 469 995 ML 23 3059 3670 39 23 2 31 5 125 209 466 995 S 30 3059 3670 46 27 7 37 7 149 2...

Page 32: ...discharge side lockable 7 16 UNF C Connection oil pressure switch 1 8 NPTF D Connection oil pressure switch LP 7 16 UNF D1 Connection oil return from oil separator 1 4 NPTF F Oil drain M12 x 1 5 H Oi...

Page 33: ...patent utility model or design Zust Rev 0k Standardlieferumfang umgestellt auf Lagerflansch vorbereitet f r D P 0k Betrifft Blatt 3 0l Betrifft Blatt 4 0m UL Teile Nummern aufgenommen 0m Betrifft Blat...

Page 34: ...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 1 5...

Page 35: ...N TK FK X 50 980 K N TK Serial number BC00000A001 BN99999Z999 complies with the following provisions of the above mentioned Statutory instrument According to Schedule 2 part1 points 1 1 2 1 1 3 1 1 5...

Page 36: ...s Climate Solutions 2023 07 12 UL Certificate of Compliance Dear customer the Certificate of Compliance can be downloaded by the following QR Code https vap bock de stationaryapplication Data Document...

Page 37: ...D US F E Danfoss Climate Solutions 2023 07 AQ450440081306en US0201 37...

Page 38: ...38 AQ450440081306en US0201 Danfoss Climate Solutions 2023 07...

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