M2JA Series EX Proof Three Phase Asynchronous Motors
Brief
M2JA series (80-355)EX motor is compatible with ABB's latest manufacturing technology and Chinese standards GB 3836-2000. The series can be credited with the most advanced EX proof motors (Ex d LLC) for factory application in China (temperature class T1-T4).
Technology Feature
*high efficiency
Reach to second grade of CEMEP-EU and GB18613-2002
*double frequency
Voltage range: 220V-690V, both for 50Hz and 60Hz.
*low noisy
Because of advanced electromagnetic design, good vent condition, excellent structure and size design.
*excellent bearing
It adopt ball bearing with long life, well lubricate.
*reliable operation
Adopt air cooling structure, IP55, high mechnical intensity, rust and corrosive proof.
Winding adopt Class F structure, it can equip with PTC hot sensor resistance or sensor switch.
Working conditions
Ambient temperature: -15degree ~40degree
Altitude: < 1, 000 meters.
Rated frequency: 50Hz/60Hz
Rated voltage: 220V~690V
Duty: Continuous ( S1 )
Starting: Full voltage, Y- or reactor.
Driving: Flexible coupling or gear. But the temp. Rise
Of the stator windings is limited at 8OK, bearing temp < 95degree
Cooling method: IC 411.
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