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Fluidcontrol

Installation and Operation Instructions

Original instructions

Oil/air cooler

ELK

BE350034
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 35ELK10040

Page 1: ...tions Original instructions Oil air cooler ELK BE350034 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 BE350034 Version 08 2022 ...

Page 3: ...ing 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 14 9 1 2 Power and pressure loss graphs 15 9 2 Dimensions 16 9 3 Functional diagram 16 9 4 Installation torques...

Page 4: ... To also have a thermal contact the specification will be added to the type designation Temperature switch T50 T60 T70 T80 Temperature in C specification see separate data sheet ELK 300 4 50 60Hz xxx Number of motor contacts Frame size Motor frequency ELK 300 4 50 60Hz T50 on the ELK 600 the 50 and 60 Hz versions are different see table Basic data 1 3 Scope of delivery 1 x oil air cooler Product d...

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: ...eating The rotating fan might lead to static charging Therefore sensitive equipment like electronics should be kept away from the device 4 2 Installing the unit The units are screwed in place at the attachment points using screws Be sure the support structure is sized adequately To pro tect the system from damage the connections must be stress free We recommend using flexible hoses Be sure the hos...

Page 9: ...hat the cables have sufficient strain relief Fusing Fusing has to be done due to local standards Polarity Take care of the directional rotation of the motor The fan rotates counter clockwise when regarded form the motor s side Watch the direction arrow on the sticker The direction of rotation can be changed by reversing any two phases Use the applicable local regulations to determine the safety va...

Page 10: ...ree wheel circuit has to be added Carry out the connection according to the following specifications numbering inside the connector Terminal 1 2 Contacts Terminal 3 Not used Terminal PE Protective earth Temperature switch TSA T50 T60 T70 switching temperature 50 C 60 C 70 C max voltage 230 V AC D max switching current 2 A contact load max 100 VA switching function NC Hysteresis approx 10 C protect...

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: ...aser 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 Cooler matrix cleaning and disassembl...

Page 14: ... decontamination statement to the packaging We will otherwise be unable to process your repair order You will find the form in the appendix of these instructions or simply request it by e mail service buehler technologies com 7 1 Troubleshooting Problem malfunction Possible cause Action Insufficient cooling capacity Air temperature higher than specified Select a larger cooler model Motor direction...

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 BE350034 08 2022 ...

Page 16: ...o 40 C different ambient temperatures on request max set up altitude 1000 m higher on request Electric motors others available upon request Voltage frequency 230 400 V 50 Hz 265 460V 60Hz special voltages motor approvals on request Thermal stability Class of insulation F utilisation per class B higher on request IP rating IP55 higher on request The motors comply with standards IEC 60034 IEC 60072 ...

Page 17: ...s curves at medium viscosity of 30 cSt Tolerance 5 Fig 2 Pressure loss Note When installed outdoors or using higher viscosities an additional bypass valve may be required These are not available for the ELK series In this case use our BLK series or an external bypass valve 15 Bühler Technologies GmbH BE350034 08 2022 ...

Page 18: ...LK300 510 430 203 30 458 184 240 2x G1 ELK400 570 491 203 30 476 202 270 2x G1 ELK500 630 551 356 30 526 213 300 2x G1 ELK600 690 611 356 30 606 245 330 2x G1 9 3 Functional diagram Standard ELK version Direction of flow left to right or vice versa With temperature switch attached 16 Bühler Technologies GmbH BE350034 08 2022 ...

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: ...ELK 10 Attached documents Declaration of Conformity KX350006 RMA Decontamination Statement 20 Bühler Technologies GmbH BE350034 08 2022 ...

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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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