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Low Voltage Motors - IEC General Purpose
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W21 - Cast Iron Frame - Dahlander 4/2 Pole - Variable Torque
- Typical Applications
- Pumps
- Fans
- Crushers
- Conveyor belts
- Mills
- Centrifugal machines
- Presses
- Elevators
- Packaging equipment
- Grinders and others
- Standard Features
- Three-phase, multivoltage, IP55, TEFC;
- Output: 0,12 up to 355kW;
- Frames: 63 up to 355M/L;
- Voltage: 380V, 525V or 550V
- Class “F” insulation ( ΔT=80K);
- Continuous duty - S1;
- Squirrel cage rotor/Aluminium die cast;
- Design N;
- Grease nipple system from frame 225S/M and above;
- Automatic drain plug;
- V’ring for frames 63 up to 200L;
- Lip seal for frames 225S/M up to 280S/M (II pole);
- Labyrinth tachonite seal for frames 280S/M (IV pole) up to 355M/L;
- Ambient temperature: 40°C, at 1000 m.a.s.l.;
- Metric thread cable entries on the terminal box;
- Thermistors (1 per phase) fitted in frame 225S/M up to 355M/L;
- Suitable for Inverter Duty applications;
- Ball bearings up to frame 280S/M (II pole) (D.E. and N.D.E);
- Roller bearings from frame 280S/M (IV pole) (D.E);
- Color: RAL 5007.
- Optional Available
- Degree of Protection: IP56 or IP65
- Bearing seals:
- Oil seal
- Tachonite labyrinth seal for frames 90 and above
- Thermal protection:
- Thermistors for frame 200 and below
- Thermostats
- RTD-PT 100
- Space heaters
- Class "H" insulation
- Roller bearings for frame 160M and above
W21 - Cast Iron Frame - Dahlander 4/2 Pole - Variable Torque
