Electric motor
WEG
M Line - MAA - Low and High Voltage - ODP - Slip Ring
These motors can be designed with configuration to meet cooling method and degree of protection requirements of different kinds of applications.
Standard Features:
- Sinusoidal power supply of 220 to 13,800 V.
- Motors manufactured in 4 to 12 poles.
- Cast iron frames 280 to 560 and welded steel plates for frame 630 to 1800.
- Cooling methods used:
- Open self-ventilated;
- Self-ventilated by ducts, air inlet and outlet;
- Forced ventilated, air inlet and outlet by ducts;
- Forced ventilation, cooling on top of motor;
- Self-ventilated with air-to-air heat exchanger, heat exchanger on top of motor;
- Self-ventilated with air-to-air heat exchanger, heat exchanger around the stator;
- Forced ventilation in the air internal and external circuit, air-to-air heat exchanger;
- Air-to-water heat exchanger;
- Air-to-water heat exchanger, forced ventilation in the air internal circuit. - Mounting: B3.
- Degree of Protection: IP23 to IP55.
- Service duty: (S1).
- Class of insulation: F.
- Service Factor: 1.0.
- Temperature rise: 80 °C.
- Ambient temperature: 40 °C.
- Altitude: 1000 m.
- Temperature detector: Pt100, 1 per bearing with 3 wires.
- Temperature detector: Pt100, 2 per phase with 3 wires.
- Two accessory terminal boxes, one for signal accessories and the other for those accessories requiring power supply (space heaters).
- Single phase space heater.
- Labyrinth tachonite in grease lubricated bearings.
- Grease lubricated bearings:
- For 4 pole motors in the following frame sizes:
- Up to frame 560 (inclusive) for 60 and 50 Hz;
- Grease lubricated bearings for 6 pole motors and above. - Sleeve bearings:
- For 4 pole motors in frame 630. - Electrically insulated non-drive end bearing for frames 450 and above, when connected directly to the power supply.
- Painting: Acrylic polyurethane Polyamide epoxy (Final coat: Blue RAL 5007).
- Stainless steel nameplate.
- Grounding lug on the frame and terminal box.
- Stainless steel slip rings.
- Rotor terminal box separated from stator terminal box.
- Compartment of slip rings and brushes separated from stator and rotor, behind the non-drive end bearing.
- Grounding brush on the drive end shaft for frames 450 and up.
- Automatic / manual brush lifting system.
- 03 connection terminals in the power terminal box for high voltage (with terminal block).
- 06 loose power connection leads for low voltage (without terminal block).
Ask for enquiry