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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
- Single voltage - Self ventilated (TEFC)
- Output: 0.12 up to 330kW
- Frames: 63 up to 355M/L
- Class “F” insulation (_T=80K)
- Continuous duty: S1
- Design N
- Ambient temperature: 40°C, at 1000 m.a.s.l.
- Squirrel cage rotor/Aluminium die cast
- V’Ring on both endshields
- Stainless steel nameplate AISI 316
- Dimensions according to IEC-72
- Performance characteristics according to IEC 34
- Regreasing nipple from frame 225S/M and above
- Metric threaded cable entries on the terminal box
- Thermistors (1 per phase) fitted in frame 160M and above
- Suitable for inverter duty applications
- Color: RAL 5007
*For additional details about Inverter operation, please contact our technical support.
*Special Insulation for voltage above 575V- Optional Available
- Degree of Protection: IP56, IP65 or IP66
- Bearing seals:
- Lip seal
- Oil seal
- Labyrinth taconite seal and W3seal for frames 90S and above
- Thermal protection:
- Thermistors: frame 132M and below
- Thermostats
- RTD-PT 100
- Space heaters
- Design H
- Class “H” insulation
- Roller bearings for frame 160M and above
More options available, on request
W21 - Cast Iron Frame - Dahlander 4/2 Pole - Variable Torque
