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Low Voltage Motors - IEC General Purpose »
W21 - Cast Iron Frame - EFF2 Improved Efficiency
W21 - Cast Iron Frame - EFF2 Improved Efficiency
- Applications
- Pumps
- Fans
- Crushers
- Conveyors
- Machine tools
- Milling applications
- Centrifugal machines
- Presses
- Elevators
- Looms
- Grinders
- Woodworking
- Cooling
- Packaging equipment
- Other severe duty applications
- Standard Features
- Output: 0.12 up to 355kW
- Multivoltage - (220-240/380-415//440-460V or 380-415/660-690//440-460V)
- Self Ventilated (TEFC)
- EFF2 Improved Efficiency
- Cast iron frames (63 up to 355M/L)
- Mounting B3T
- Degree of Protection: IP55
- Terminal block
- Squirrel cage rotor/Aluminium die cast
- V'Ring on both endshields
- Stainless steel nameplate AISI 316
- Class "F" insulation
- Continuous duty - S1
- Ambient temperature: 40°C , 1000 m.a.s.l.
- Regreasing nipples from frame 225S/M and above
- Thermistors (1 per phase) fitted in frame 160M and above
- Metric thread cable entries in terminal box
- Suitable for Inverter Duty applications*
- Paint color: RAL 5007
*Special Insulation for voltage above 575V- Optional Features
- Single voltage (other voltages)
- Degree of Protection: IP56, IP65 or IP66
- Other mounting configurations
- Ventilation Motor, TEAO
- Forced Ventilation, TEBC
- Thermal protection:
- Thermistors for frame 132S and below (Standard for frame 160 and above)
- Thermostats
- RTD-PT 100
- Space heaters
- Class "H" insulation
- Roller bearings for frame 160M and above
W21 - Cast Iron Frame - EFF2 Improved Efficiency
