Electric Motors 1MA7

Electric Motors 1MA7

Three-phase, low-voltage asynchronous squirrel-cage motors in secured manufacturing with an aluminum frame.

Explosion-proof manufacturing: secured manufacturing EEx e II T1, T2 or T3.

Technical Data

ParameterElectric Motors 1MA7
Size:

63M-160L

Output range:

0,18 – 13,5 kW

Number of poles:

2,4,6

Rated voltage up to 3 kW:230VD / 400VY, 50Hz // 460VY, 60Hz
Rated voltage above 3kW:400VD / 690VY, 50Hz // 460VD, 60Hz
Frequency:50 / 60 Hz
Coverage:

IP 55

Shape:IM B3, IM B5, IM B35
Frame:Aluminium

Properties

  • Ambient temperature: -30°C to +40°C
  • Insulation: class F
  • Altitude: up to 1000 m

Advantages

Three-phase asynchronous motors in secured manufacturing are designed for these passive environments:

  • Risk of the fire of flammables and flammable liquids.
  • Risk of the explosion of explosives specified in ČSN 332310 and ČSN 332320.
  • 1MA7 motors can be used in zone 2.
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