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BOCK UL-HGX44e Assembly Instructions Manual Download Page 19

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 US
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 E

19

96547-10.2021-Us

5 

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 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

5.4 Sondermotor: Ausführung für Direkt- oder Stern-Dreieck-Anlauf
Für den Stern-Dreieck-Anlauf ist eine mechanische Anlaufentlastung mit Bypass-Magnetventil 
(Zubehör) erforderlich.

Bezeichnung auf dem Typschild

Aufkleber auf Klemmenkasten

∆

 / Y

Stern-Dreieck-Anlauf ist nur im Spannungsbereich 

∆

 (230 V) möglich.

 Beispiel:

230 V 

∆

Direktstart

Stern-Dreieck-Start

L3

L1

V1

W1

U1

V2

U2

W2

L1

L2

L3

L2

V1

W1

U1

V2

U2

W2

L3

L2

L1

400 V Y

nur Direktstart

V1

W1

U1

V2

U2

W2

L1

L2

L3

5.4 Sondermotor: Ausführung für Direkt- oder Stern-Dreieck-Anlauf
Für den Stern-Dreieck-Anlauf ist eine mechanische Anlaufentlastung mit Bypass-Magnetventil 
(Zubehör) erforderlich.

Bezeichnung auf dem Typschild

Aufkleber auf Klemmenkasten

∆

 / Y

Stern-Dreieck-Anlauf ist nur im Spannungsbereich 

∆

 (230 V) möglich.

 Beispiel:

230 V 

∆

Direktstart

Stern-Dreieck-Start

L3

L1

V1

W1

U1

V2

U2

W2

L1

L2

L3

L2

V1

W1

U1

V2

U2

W2

L3

L2

L1

400 V Y

nur Direktstart

V1

W1

U1

V2

U2

W2

L1

L2

L3

5.4 Sondermotor: Ausführung für Direkt- oder Stern-Dreieck-Anlauf
Für den Stern-Dreieck-Anlauf ist eine mechanische Anlaufentlastung mit Bypass-Magnetventil 
(Zubehör) erforderlich.

Bezeichnung auf dem Typschild

Aufkleber auf Klemmenkasten

∆

 / Y

Stern-Dreieck-Anlauf ist nur im Spannungsbereich 

∆

 (230 V) möglich.

 Beispiel:

230 V 

∆

Direktstart

Stern-Dreieck-Start

L3

L1

V1

W1

U1

V2

U2

W2

L1

L2

L3

L2

V1

W1

U1

V2

U2

W2

L3

L2

L1

400 V Y

nur Direktstart

V1

W1

U1

V2

U2

W2

L1

L2

L3

Summary of Contents for UL-HGX44e

Page 1: ... 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 colour the world of tomorrow BOCK 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 Bock GmbH Benzstr 7 72636 Frickenhausen Germany Phone 49 7022 9454 0 Fax 49 7022 9454 137 www bock de service bock de ...

Page 2: ...ls Refer to local building codes for installation requirements 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 be available to the personnel who operate and maintain this product It must be passed onto the end customer along with the unit in which the compre...

Page 3: ... 5 5 Special motor design for direct or star delta start 18 5 6 Basic circuit 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 sump heater accessories 23 6 Commissioning 24 6 1 Preparations for start up 24 6 2 Pressure integrity test 24 6 3 Leak test 24 ...

Page 4: ...formation 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 and care in handling The maximum permissible overpressure must not be exceeded even for testing purposes Risk of burns Depending on the operating conditions surface temperatures of over 60 C 140 F on the discharge side or...

Page 5: ...d in potentially explosive environments These assembly instructions describe the standard version of the compressor named in the title manufactured by Bock Bock refrigerating compressors are intended for installation in a ma chine within the EU according to the EU Directives 2006 42 EC Machinery Directive 2014 68 EU Pressure Equipment Directive outside the EU according to the respective national r...

Page 6: ...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 under high loads 2 Product description Name plate Fig 1 2 1 Short description Valve plate Cylinder cover Dimension and connection values can be found in Chapter 9 Transport eyelet Discharge shut off valve Oil pump Suct...

Page 7: ...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 application diagrams 50 Hz 60 Hz Fig 3 Bock GmbH Benzstr 7 72636 Frickenhausen Germany BOCK 2 2 Name plate example HG UL 4 e 770 S 22 X HG Hermetic Gas Cooled suction gas cooled X Ester oil charge 3 S More powerful motor ML M...

Page 8: ...e 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 refrigerants on Bock compressor selection tool VAP vap bock de HFC blends R134a R404A R507 HFC HFO blends R448A R449A R450A R513A The compressors are filled at the factory with the following oil type BOCKlub E55 ...

Page 9: ...ability Avoid continuous operation near the threshold The suction gas superheat temperature may need to be reduced or set individually when operating near to the threshold For operation with frequency converter The maximum current and power consumption must not be exceeded In the case of operation above the mains frequency the application limit can therefore be limited When operating in the vacuum...

Page 10: ...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 always rigid Provide adequate clearance for maintenance work Ensure adequate compressor ventilation Do not use in a corrosive dusty damp atmosphere or a combustible environment F E D 1 2 3 4 2 Setting up 4 1 Storage...

Page 11: ...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 4 Compressor assembly 4 5 Laying suction and pressure lines Improperly installed pipes can cause cracks and tears the result being a loss of refrigerant Proper layout of the suction and discharge lines directly after th...

Page 12: ...ge 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 the shut off valves Before opening or closing the shut off valve release the valve spindle seal by approx of a turn counter clockwise After activating the shut off valve re tighten the adjustable valve spindle seal clock...

Page 13: ...es 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 activating the spindle generally fit the spindle protection cap again and tighten with 14 16 Nm This serves as a second sealing feature during operation For systems with long pipes and higher degree of cont...

Page 14: ...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 protection device so that it must be actuated within 2 hours at 1 2 times the maximum working current 5 1 General safety 5 3 Standard motor design for direct or part winding start Connect the compressor motor in ...

Page 15: ...or 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 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 delay of one second Failure to comply can adversely af...

Page 16: ...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 monitor BP3 Safety chain high low pressure monitoring BT1 Cold conductor PTC sensor motor winding BT2 Thermal protection thermostat PTC sensor BT3 Oil temperature sensor BT4 Release switch thermostat DELTA P II Oil diffe...

Page 17: ... L1 1 L2 1 L3 1 L1 2 N PE QA3 BT4 BT2 Θ Θ vio bn bu gr Θ EB1 pk og BT3 Θ 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 QA3 Mains contactor part winding 2 SF1 Control voltage switch ...

Page 18: ...47 10 2021 Us 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 start Designation on the name plate Y ...

Page 19: ...2 V1 W1 U1 V2 U2 W2 L3 L2 L1 400 V Y nur Direktstart V1 W1 U1 V2 U2 W2 L1 L2 L3 Y Stern Dreieck Anlauf ist nur im Spannungsbereich 230 V möglich Beispiel 230 V Direktstart Stern Dreieck Start L3 L1 V1 W1 U1 V2 U2 W2 L1 L2 L3 L2 V1 W1 U1 V2 U2 W2 L3 L2 L1 400 V Y nur Direktstart V1 W1 U1 V2 U2 W2 L1 L2 L3 Y Stern Dreieck Anlauf ist nur im Spannungsbereich 230 V möglich Beispiel 230 V Direktstart St...

Page 20: ...2 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 pressure safety monitor BP3 Safety chain high low pressure monitoring BT1 Cold conductor PTC sensor motor winding BT2 Thermal protection thermostat PTC sensor BT3 Oil temperature sensor BT4 Release switch thermostat DELTA ...

Page 21: ... L1 2 N PE BT4 BT2 Θ Θ vio bn bu gr pk og Θ EB1 QA2 QA2 QA4 KF1 QA4 QA3 KF1 QA3 QA4 KF1 BT3 Θ 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 QA3 Δ contactor QA4 Y contactor SF1 Control voltage switch ...

Page 22: ...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 the idle position and deactivates the motor contactor even in case of a sensor break or open circuit Connect the trigger unit INT69 G in accordance with the circuit dia gram Protect the trigger unit with a delayed action fu...

Page 23: ...ricating oil of the compressors housing depending on pressure and ambient temperature This reduces the lubricating capacity of the oil When the compressor starts up the refrigerant 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 heater operates when t...

Page 24: ...or pressure integrity If however the entire system is to be subjected to a pressure integrity test this should be carried out in accordance with EN 378 2 or a corresponding safety standard without the inclusion of the compressor Carry out the leak test on the refrigerating plant in accordance with UL 207 or a corresponding safety standard while always observing the maximum permissible overpressure...

Page 25: ...itch motor protection electrical contact protection measures etc are all functioning properly Switch on the compressor and allow to run for a minimum of 10 min Check the oil level by The oil must be visible in the sight glass Ensure that both shut off valves are open before starting the compressor If larger quantities of oil have to be topped up there is a risk of oil hammer effects If this is the...

Page 26: ...ding to the regulations observe national regulations Annual checks Oil level leak tightness running noises pressures temperatures function of auxiliary devices such as oil sump heater pressure switch Available spare parts and accessories can be found on our compressor selection tool under vap bock de as well as at bockshop bock de Only use genuine Bock spare parts 7 3 Spare parts recommendation ac...

Page 27: ...e oil types are used It is for this reason that we only recommend the use of oil from Bock Bock assumes no liability for any damage arising from alternative oil types 7 5 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 fasteni...

Page 28: ...49 372 UL HGX44e 565 ML 12 1737 2085 22 13 2 17 9 65 109 359 UL HGX44e 565 S 15 1737 2085 26 15 6 21 2 101 174 388 42 1 5 8 UL HGX44e 665 ML 14 2039 2447 26 15 4 20 9 87 149 380 UL HGX44e 665 S 20 2039 2447 30 18 3 24 9 101 174 387 UL HGX44e 770 ML 15 2365 2838 30 17 8 24 2 101 174 385 UL HGX44e 770 S 22 2365 2838 35 21 4 29 1 101 174 385 8 Technical data 1 2 3 2 4 Tolerance 10 relative to the mea...

Page 29: ...113 2 7 95 UL HGX56e 850 S 25 2606 3127 39 23 5 32 0 125 209 469 UL HGX56e 995 ML 23 3059 3670 39 23 2 31 5 125 209 466 UL HGX56e 995 S 30 3059 3670 46 27 7 37 7 149 246 473 UL HGX56e 1155 ML 28 3547 4257 47 28 0 38 1 149 246 470 UL HGX56e 1155 S 35 3547 4257 58 33 3 45 3 196 335 485 8 Technical data 1 2 3 2 4 Tolerance 10 relative to the mean value of the voltage range Other voltages and types of...

Page 30: ...es DIN ISO 13715 Erstellt Drawn üft Appr Name Datum Date 18 05 16 18 05 16 Werkstückkanten Page 400 Benennung Description 0 8 1000 30 Geprüft Verified B Zuder 6 Blatt Drawing No 0 3 120 30 0 2 Zeichnungs Nr Indication of surface texture Scale MC HG44e 770 4 S Rz 25 Rz 160 Rz 1 6 Rz 16 Rz 63 Rz 6 3 Rz 12 5 Nein No 16161 0 euerleber euerleber Layh Layh Layh Layh Layh Maß Oberflächenangaben Teile Nr ...

Page 31: ...850 S 25 LG 14595 UL HGX56e 850 S 25 14945 HG X 56e 995 4 S 14936 14942 HG56e 995 4 S HC 10998 HGX56e 995 S 30 LG 14597 UL HGX56e 995 S 30 14947 HG X 56e 1155 4 S 14937 14943 HG56e 1155 4 S HC 10999 HGX56e 1155 S 35 LG 14599 UL HGX56e 1155 S 35 14949 SV Q A1 366 29 13 14 39 0 08 0 2 0 B1 F M C O K B L A D X J DV B P 142 5 57 350 0 13 78 0 08 0 16 89 429 2 4x 15 0 59 Schwingungsdämpfer Vibration ab...

Page 32: ...he 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 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 machinery General principles for design Risk assessment and risk reduction EN 12693 2008 Refrigerating systems and heat pumps Safety and en...

Page 33: ... 2021 Us 11 UL Certificate of Compliance Dear customer the Certificate of Compliance can be downloaded by the following QR Code https vap bock de stationaryapplication Data DocumentationFiles UL Certificateofconformity pdf ...

Page 34: ...tions 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 phone 49 0 7022 9454 0 or via service bock de Yours faithfully Bock GmbH 12 Service ...

Page 35: ...D US F E 35 96547 10 2021 Us ...

Page 36: ...Bock GmbH Benzstraße 7 72636 Frickenhausen Germany Phone 49 7022 9454 0 Fax 49 7022 9454 137 www bock de Bock GmbH All rights reserved Subject to modifications BOCK ...

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