W22Xn - Non-Sparking Motors
W22Xn - Non-Sparking Motors
The installation of electric motors where a flammable mixture is not frequently present but may represent risks, must comply with the most demanding safety standards for life protection, machines and environment. Following to the highest safety standards WEG Ex nA/Ex tc motors are flexible to adapt to various applications allowing your company agility during installation, easy operation, low maintenance cost and safety.
Technical characteristics:
- output: 0,12 kW to 500 kW;
- number of poles: 2, 4, 6 and 8;
- frequency: 50 Hz;
- voltage: JJ 220–240/380–415 V (up to 100 L),
- 380–415/660 V (from 112 M and up);
- frames: 63 to 355 A/B;
- color: RAL 5009 – blue.
Features:
- certifications guarantee of compliance with the tests of the world’s most demanding certification bodies (IEC 60079-10-1 and IEC 60079-10-2 );
- dual certification for zone 2 (gas) + zone 22 (non-conductive dusts);
- safety: two sets of PTC’s; one to prevent the ignition of gases present at the explosive atmosphere and other to ensure low motor surface temperature and the ignition of combustible dusts;
- premium motor means IE3 efficiency level available for all motors range;
- WISER insulation system increases stator electrical strength and allows the motor operation by frequency inverters, without damage by voltage peaks.
Applications: pumps, compressors, fans, mills, presses, elevators, machine tools, woodworking, grinders, looms, packaging machines, conveyors, bootling machines and other applications in explosive atmospheres classified as Zones 2 and 22.
