Bühler technologies ENK 300-15-4-0.75kW-50Hz Installation And Operation Instruction Manual Download Page 1

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Fluidcontrol

Installation and Operation Instructions

Original instructions

Off-line cooler

ENK

BE360004
08/2022

Bühler Technologies GmbH, Harkortstr. 29, D-40880 Ratingen

Tel. +49 (0) 21 02 / 49 89-0, Fax: +49 (0) 21 02 / 49 89-20

E-Mail: [email protected]

Internet: www.buehler-technologies.com

Summary of Contents for ENK 300-15-4-0.75kW-50Hz

Page 1: ...ions Original instructions Off line cooler ENK BE360004 08 2022 Bühler Technologies GmbH Harkortstr 29 D 40880 Ratingen Tel 49 0 21 02 49 89 0 Fax 49 0 21 02 49 89 20 E Mail fluidcontrol buehler technologies com Internet www buehler technologies com ...

Page 2: ...ead this instruction carefully prior to installation and or use Pay at tention particularly to all advises and safety instructions to prevent in juries Bühler Technologies can not be held responsible for misusing the product or unreliable function due to unauthorised modifications All rights reserved Bühler Technologies GmbH 2022 Document information Document No BE360004 Version 08 2022 ...

Page 3: ...During starting 9 6 Maintenance 10 6 1 Cleaning and disassembly of the cooler matrix 11 6 2 Cleaning the cooler matrix inside 11 6 3 Cleaning the fan case 11 6 4 Replacing fan parts 11 7 Service and repair 12 7 1 Troubleshooting 12 8 Disposal 13 9 Appendices 14 9 1 Technical data 14 9 1 1 Basic data 15 9 2 Dimensions 16 9 3 Functional diagram 16 9 4 Installation torques and clamping range for cabl...

Page 4: ... other applications require the prior approval of Bühler Technologies GmbH 1 2 Model key Motor power Pump output per litre ENK 300 15 4 0 75kW 50 60Hz Number of motor contacts Frame size on the ENK 600 the 50 and 60 Hz versions are different see table Basic data Motor frequency 1 3 Scope of delivery 1 x bypass cooling system Product documentation 2 Bühler Technologies GmbH BE360004 08 2022 ...

Page 5: ... the right to modify specifications without advanced notice Keep this manual for later use Signal words for warnings DANGER Signal word for an imminent danger with high risk resulting in severe injuries or death if not avoided WARNING Signal word for a hazardous situation with medium risk possibly resulting in severe injuries or death if not avoided CAUTION Signal word for a hazardous situation wi...

Page 6: ...tion work described in these operating and installation instructions Always use genuine spare parts Do not install damaged or defective spare part If necessary visually inspect prior to installation to determine any obvious damage to the spare parts Always observe the applicable safety and operating regulations in the respective country of use when performing any type of maintenance DANGER Electri...

Page 7: ...to DIN 580 in ambient temperatures below 20 C The eye bolts could fracture in these tem peratures injuring personnel and or damage the system Do not strain the eye bolts more than 45 in the thread direction When not in use the equipment must be protected from moisture and heat It must be stored in a covered dry dust free room at room temperature WARNING Crushing hazard Crushing hazard during equip...

Page 8: ...steel wire reinforced Avoid possible leaks in the circuit to prevent environmental dam ages If necessary use an oil pan Protect the aggregate from mechanical impact 4 2 1 Additional advices for units with pump The distance from the unit to the reservoir should be as short as possible Especially the suction pipe should be short and of suf ficient inner diameter We suggest mounting the unit in the s...

Page 9: ... 4 180 140 28 G 1 310 200 35 G 1 1 4 450 400 42 G 1 1 2 540 450 4 3 Hydraulic connection Carry out the hydraulic connection per the attached data Connect the lines stress and vibration free so typically using hoses Be sure to use suitable lines with regard to pressure fluid resistance environmental influences fire when connecting to the hydraulic lubrication circuit Tighten the hose lines with a s...

Page 10: ...protective earth Lead fuses protect the cables in case of a short circuit but are not sufficient to protect the motor coils from burning due to over load Therefore install an adequate motor circuit breaker with high precision range of adjustment for thermal protection to pro tect the motor against overload and operation with two phases Adjust the motor circuit breaker according to the nominal valu...

Page 11: ...ened 5 2 During starting First check that the motor is proper electrically connected and the fan rotates counter clockwise when looking from the motor s side CAUTION Hot surface Burning hazard Let the device cool down before maintaining CAUTION High pressure Hazard of injury due to flung off parts or oil environmental hazard due to oil a Before starting any maintenance or repair to the oil circuit...

Page 12: ...l pollution oil spills during cleaning or maintenance of the oil circuit c Use drip pans Under normal operating conditions the aggregates are maintenance free Preventive maintenance must therefore be routinely carried out by the operating company When doing so please pay attention to Tight screw fittings Tightness Damage to the aggregate replace damaged parts Abnormal unusual noise and vibration C...

Page 13: ...ed with a pressure washer and degreaser Rinse with clear water after cleaning After cleaning remount the cooling matrix in reverse order Ensure the splices are seated correctly 6 2 Cleaning the cooler matrix inside In the event of deposits in the cooling matrix due to inadequate filtration you may try to remove these as follows after cleaning the outside Remove the cooler matrix as described in Co...

Page 14: ...hooting Problem malfunction Possible cause Action Insufficient cooling capacity Air temperature higher than specified Select a larger cooler model Motor direction of rotation incorrect Correct connection see Electrical connections page 8 Motor doesn t start Correct connection see Electrical connections page 8 Air flow too low Correct connection see Electrical connections page 8 Fins clogged Clean ...

Page 15: ... a way that does not present a danger to other people s heath or to the environment Observe the legal requirements in the country of use for the disposal of electrical components and oils and coolants 13 Bühler Technologies GmbH BE360004 08 2022 ...

Page 16: ...otor ISO 12944 C3 medium higher on request Operating fluids Mineral oils per DIN 51524 Gear oil per DIN 51517 3 generated operating pressure static 8 16 29 42 L min max 6 bar 58 88 L min max 8 bar Suction pressure max 0 4 bar Operating oil temperature max 80 C higher upon request max viscosity 100 cSt medium viscosity higher upon request Ambient temperature 20 C to 40 C max set up altitude 1000 m ...

Page 17: ... 29 35 36ENK300401 ENK 300 15 4 0 75kW 50 60Hz 0 169 0 187 6 8 7 5 16 19 38 2 5 70 1 36ENK300402 ENK 300 30 4 0 75kW 50 60Hz 0 255 0 277 10 2 11 1 29 35 36ENK400402 ENK 400 30 4 0 75kW 50 60Hz 0 327 0 38 13 1 15 2 29 35 43 3 5 73 77 36ENK400403 ENK 400 60 4 2 2kW 50 60Hz 0 388 0 45 15 5 18 58 70 2 2 kW 4 4 65 A 2 55 kW 4 4 58 A 59 3 7 74 78 36ENK400404 ENK 400 90 4 2 2kW 50 60Hz 0 43 0 49 17 2 19 ...

Page 18: ...0 75kW 50 60Hz 510 491 255 538 145 267 ENK 400 60 4 2 2kW 50 60Hz 667 610 121 G1 1 4 G1 1 2 135 ENK 400 90 4 2 2kW 50 60Hz 702 54 ENK 500 60 4 2 2kW 50 60Hz 570 551 356 107 677 160 31 297 ENK 500 90 4 2 2kW 50 60Hz 712 54 ENK 600 60 4 2 2kW 50 60Hz 630 611 137 707 175 31 327 ENK 600 90 4 2 2kW 50 60Hz 742 54 ENK 600 70 4 3 48kW 60Hz 707 31 ENK 600 105 4 3 48kW 60Hz 742 54 9 3 Functional diagram St...

Page 19: ...2 13 9 5 Screw torques Thread Torque Nm M5 4 M6 8 M8 15 M10 30 M12 51 9 6 Hose torques Connections mounts Torque Nm Hose connections DN20 180 Hose connections DN25 250 Hose connections DN32 350 9 7 Calculations 9 7 1 Calculating viscosity Valid for VG oil between 10 100 C at an exactness from 5 Definitions Example oil VG 46 V40 oil viscosity at 40 C in cst V40 46 cst T temperature in C T 25 C ʋ vi...

Page 20: ... Viscosity in cst ʋ 97 35 cst ρ spec gravity in kg dm3 ρ 0 8817 kg dm DN tube diameter in mm DN 20 mm V flow in m s V 3 18 m s 60 l min for tube DN 20 PV pressure loss in bar NOTICE Pressure loss increases significantly for bends and fittings It might be necessary in some cases to determine the final shape of the suction line on site under specific conditions Please do not hesitate to contact us f...

Page 21: ...G 320 VG 460 VG 680 10 C 0 04 0 07 0 15 0 22 0 33 0 54 0 88 1 48 20 C 0 02 0 03 0 06 0 09 0 13 0 21 0 33 0 52 30 C 0 01 0 02 0 03 0 04 0 07 0 09 0 14 0 22 40 C 0 01 0 01 0 02 0 02 0 03 0 05 0 07 0 10 50 C 0 01 0 01 0 01 0 01 0 02 0 03 0 04 0 06 60 C 100 C 0 03 bar BFP 60 57 l min DN 40 VG 46 VG 68 VG 120 VG 160 VG 220 VG 320 VG 460 VG 680 10 C 0 03 0 06 0 12 0 18 0 28 0 45 0 74 1 24 20 C 0 02 0 03...

Page 22: ...ENK 10 Attached documents Declaration of Conformity KX350006 RMA Decontamination Statement 20 Bühler Technologies GmbH BE360004 08 2022 ...

Page 23: ......

Page 24: ...aminated Ja kontaminiert mit Yes contaminated with explosiv explosive entzündlich flammable brandfördernd oxidizing komprimierte Gase compressed gases ätzend caustic giftig Lebensgefahr poisonous risk of death gesundheitsge fährdend harmful to health gesund heitsschädlich health hazard umweltge fährdend environmental hazard Bitte Sicherheitsdatenblatt beilegen Please enclose safety data sheet Das ...

Page 25: ...ersetzen Sie vor der Inbetrieb nahme die Verkabelung wieder in den ursprünglichen Zustand Fragen Sie im Zweifel beim Hersteller nach weiteren Informationen Analysing defective assemblies is an essential part of quality assurance at Bühler Technologies To ensure conclusive analysis the goods must be inspected unaltered if possible Modifications or other damages which may hide the cause or render it...

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