W22 - Cast Iron Frame - High Voltage
Typical Applications
- Pumps
- Fans
- Crushers
- Conveyor belts
- Mills
- Centrifugal machines
- Presses
- Elevators
- Packaging equipment
- Grinders and others.
Standard Features
- Three-phase, IP55, TEFC;
- Frequency: 50 or 60 Hz;
- Output: 90 up to 440 kW;
- Number of Poles: 2, 4, 6 and 8;
- Frames: 315L to 355A/B;
- Mounting: B3T;
- Voltage: 1.2 to 6.6 kV;
- Class “F” insulation (ΔT=80K);
- Continuous duty: S1;
- Thermistors (1 per phase) for tripping at 155°C;
- Therminal block with 3 pins;
- Accessories additional terminal box;
- Ambient temperature: 40°C, at 1000 m.a.s.l.;
- Squirrel cage rotor / Aluminium die cast;
- Wseal shaft sealing system;
- Drain holes fitted with rubber plugs;
- Stainless steel nameplate AISI 316;
- Fan Covers: cast iron made; Fans:
- 2 poles: plastic fans for frames 315L and 355A/B and aluminum fans for frames 355A/B
- 4 poles and above: aluminum fans
- Metric threaded cable entries on the terminal box;
- Color: RAL 5007 - Blue.
Optional Available
- Class “H” insulation;
- Thermal protection Thermostats or RTD-PT 100 on winings and bearings:
- Degree of Protection: IP56, IP65, IP66, IPW56, IPW65 or IPW66;
- Bearing seals:
- Lip seal ;
- Oil seal ;
- Labyrinth taconite seal and W3seal;
- Space heaters;
- Fans: Aluminum, Cast Iron and Bronze
- Drip cover for vertical applications;
- Double shaft end;
- Encoder;
- Cable glands in plastic and brass;
- Blower kit (TEBC);
- Roller bearings.
- More options available, on request