Low-voltage Explosion-proof motors

Explosion protection according to EN 60079-0, 60079-1, 60079-7 or according to EN 60079-15/IEC 60079-15 or EN 61241 and according to ATEX 114 (95, 100a)

Features

  • energy-efficient and non-polluting
  • design according to EN 60034 (IEC 60072)
  • mounting dimensions or allocation of output according to DIN 42673, 42677, or progressive
  • rugged, low-vibration gray cast iron design

Technical details

Frame sizes56 – 400 (450)
Power output range0.06 – 710 kW
Types of ignition protection
  • Increased safety "e" (Ex e IIC T3 Gb)
  • Flameproof enclosure "d(e)" (Ex d(e) IIC T4 Gb)
  • Non sparking "n", (Ex nA IIC T3 Gc)
  • For use in Zone 21, ( Ex tb IIIC T125°C Db)
  • For use in Zone 22, ( Ex tc IIIB(C) T125°C Dc)
Efficiency classes according to IEC 60034-30With due regard to VO(EG) 640/2009, these motors are available in the following design configurations:

  • without efficiency classification,
  • Standard Efficiency IE1,
  • High Efficiency IE2, and
  • Premium Efficiency IE3
Speeds3,000; 1,500; 1,000; 750 r.p.m., pole-changeable designs are available upon request
Types of protectionIP 55, optionally IP 56, IP 65 according to EN 60034-5 (IEC 60034-5)
Design typeIM B3, IM B35, IM B5, IM B14, IM B34 and derived designs according to EN 60034-7
Types of coolingAccording to EN 60034-6 (IEC 60034-6)

  • self-ventilated, IC 411
  • forced-ventilated, IC 416
  • unventilated, IC 410
Coolant temperature / altitude of siteAs a standard feature, -20°C through +40°C, altitude of site 1,000 m above sea level, deviating temperatures or altitudes of site are available upon request