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VEM K11 Series Additional Installation, Operation And Maintenance Instructions

Explosion-protected three-phase asynchronous motors with squirrel-cage rotor for low voltage

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Version: 08.2017
Additional Installation, Operating and
Maintenance Instructions
Explosion-protected three-phase asynchronous motors with
squirrel-cage rotor for low voltage
ATEX
ATEX
ATEX
Ident-Nr.: 50229 01

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Summary of Contents for VEM K11 Series

  • Page 1 Additional Installation, Operating and Maintenance Instructions Explosion-protected three-phase asynchronous motors with squirrel-cage rotor for low voltage ATEX ATEX ATEX Version: 08.2017 Ident-Nr.: 50229 01...
  • Page 2 English For energy-efficient design the mark IE*- is added to the type designation, whereas *= 1, 2, 3 (acc. to IEC/EN 60034-30-1). (Example IE3-K11R 132S 4 Ex e IIC T3). Type of protection increased safety “e” (“eb”) Type of protection “n” (increased safety “ec”) Type of protection by enclosure “t”...
  • Page 3 General operation in zones 1 and 2, at least IP 55 for operation in zone 22 and IP 65 for operation in zones 21 and 22 Attention! Read installation, operation with conducting dust. and maintenance instructions, connection For combinations always the highest required type of diagram, additional connection diagram and protection has to be used.
  • Page 4 Û ≤ 2500 V frequency converters Commissioning of explosion-proof asynchronous motors 132T… Size 132 produced by VEM motors Thurm GmbH driven by frequency converters is only allowed if the mo- The marking of the series K11./K10./K12./K21./K20./K4.R/ tors are specially designed, produced, tested, certifi ed W.1R/W.2R with suffi xed TU or TV is possible with certain...
  • Page 5 The operation of the motor driven by a frequency Installation and electrical connection converter is only allowed within the operating points At installation and start of operation the security advices at the name plate. Shorttime exceeding of the operating that are enclosed with the motor have to be observed. current of the motor up to 1.5 times of the rated current Installation work shall only be done by qualified per- for maximum 1 minute is only allowed for every...
  • Page 6 English Earthing shall be done with the earthing clip that can be found at the enclosure or at the end shield depending on the type of construction. In addition all motors are equipped with a ground conductor clamp inside of the terminal box.
  • Page 7 U-clamp terminal 100 AV KB 5130Ex U-clamp terminal 200 AV KB 5130Ex U-clamp terminal 100/63 AV KM 8/6, VEM 8/6 Stud/U-clamp terminal*) M6/M5 KM 10/8, VEM 10/8 Stud/saddle terminal M8/ 2 x M6 200 A-SB KB 5130 Ex U-clamp terminal...
  • Page 8 English Tightening torques for bolts (terminal box, end shield, bearing cover) Series (IE.-)K1.R 112 up to 400, (IE.-)W.1R 112 up to 315, (IE.-)W.2R 400 Thread Ø End shield Bearing cover Terminal box 12.5 Tightening torques for bolts (terminal box, end shield, bearing cover) Series (IE.-)KPER/O 63 to 132T, (IE.-)KPR/O 56 to 100 Type of Type...
  • Page 9 (VEM motors Thurm GmbH) changing motors it is necessary to have KN … for sizes 112 to 400 (VEM motors GmbH) separate protection devices for each rotation For motors of category 2 a special approval is neces- speed level, that can be locked against each sary.
  • Page 10: First Inspection

    (Ex 2D, 3D). applications the listed terms represent a general advice This must only be done by VEM service personnel or by for undisturbed operation. Individual local conditions authorized workshops with trained personnel which is (degree of pollution, load, etc.) must be taken into...
  • Page 11 Main Inspection The main inspection of the motor must be organized annually after approximately 8,000 hours of operation. The following examinations will be done at the motor: During Measure operation standstill Check of the electric characteristics Check of the running noises. When the motor is running, it is checked if the quiet running has changed for the worse.
  • Page 12: Terminal Board Connections

    English Limitation of the total thickness of paint or insulation Motors with reinforced bearings are supplied with a layer depending on the individual explosion group: transportation safety device. The transportation safety – IIA, IIB: Total layer thickness ≤ 2 mm device at the shaft end must only be removed during –...
  • Page 13 (IP 6X necessary!) the cable entries and plugs must be drawing of the motor. For explosion protected VEM- designed according to directive 2014/34/EU (RL94/9/EC) motors cable glands of the company Jacob are used, if (ATEX) and have at least IP 65 type of protection.
  • Page 14: Eu Declaration Of Conformity

    EU Declaration of Conformity (according to EU Directive 2014/34/EU) 08.2017 50229 01...
  • Page 15 EU Declaration of Conformity (according to EU Directive 2014/34/EU) Series (IE*-)K... / (IE*-)K8.. (Y2, Y3) / (IE*-)W... / (IE*-)B... Description of equipment labeling Equipment Group/category/ Type of protection, temperature class, type IEC-size G (Gas) or D (Dust) equipment protection level Ex db IIC T3…T6 or Ex db IIC T3…T6 Gb or 0637 II 2G...
  • Page 16 VEM GmbH Pirnaer Landstraße 176 01257 Dresden Germany VEM Sales Low voltage department Fon +49 3943 68-3127 Fax +49 3943 68-2440 E-mail: low-voltage@vem-group.com High voltage department Fon +49 351 208-3237 Fax +49 351 208-1108 E-mail: high-voltage@vem-group.com Drive systems department Fon +49 351 208-1154 Fax +49 351 208-1185 E-mail: drive-systems@vem-group.com...