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Wolong's vertical flameproof motor is a high-voltage induction motor for IM V1 mounting in hazardous areas. Its bearing system carries high axial thrust, which makes it the natural drive for vertical pumps, and it is compact for its rating.
Typical loads are vertical pumps, conveyors, mixers, crushers and winches in oil and gas, petrochemical, chemical, water and mining plants.
| Rated power | 160 - 4500 kW |
|---|---|
| Rated voltage | 3000 - 13,800 V |
| Speed range | 500 - 3000 r/min |
| Frequency | Fixed 50 / 60 Hz, or variable-frequency duty |
| Explosion protection | Ex db (gas), Ex tb (dust) |
| Cooling | IC411, IC416, IC511, IC516 |
| Protection | up to IP66 |
| Mounting | IM V1 (no additional radial load) |
| Bearings | Rolling or sleeve |
| Rotor | Die-cast aluminium or copper bar |
| Efficiency | Grade 1 of GB 30254 or IE4 and above |
| Vibration / noise | 1.2 mm/s or lower; Lp 85 dB(A) or lower |
| Standards | GB, IEC, NEMA, BS, API, EN |
| Certification | IECEx, ATEX, CCC, MA, CSA, UL |
| Ambient | -20 to +40 °C standard, -55 to +60 °C to order; up to 1000 m standard, 1000 - 5000 m to order |
Vertical pumps (including API 610 vertical pumps), conveyors, mixers, crushers and winches in hazardous areas.
Dust protection by enclosure ("t") keeps combustible dust out of the motor (IP6X) and limits the surface temperature below the ignition temperature of the dust layer. Zone 21 needs EPL Db (Ex tb), Zone 22 EPL Dc (Ex tc); group IIIC covers conductive dust.
The this motor covers 160 - 4500 kW.
Rated voltage: 3000 - 13,800 V. Other voltages can be checked on request.
The marking is Ex db (gas), Ex tb (dust). Tell us the zone, gas group and temperature class of your site and we confirm the right version.
Cooling method: IC411, IC416, IC511, IC516.
Standard protection is up to IP66.
For each order we can provide the technical data sheet, outline drawing, routine test report and, for explosion-proof motors, a copy of the Ex certificate that matches the nameplate marking. Tell us in the inquiry which documents your project or your inspector requires, so they are prepared before shipment.
For a fast, accurate quotation please send: rated power (kW), voltage and frequency, number of poles or speed, Ex marking or hazardous zone, mounting type, quantity and destination port. For a replacement, a photo of the old motor nameplate is the quickest way to match it.
Yes. Wolong Nanyang explosion-proof motors, both low-voltage and high-voltage, are available with ATEX and IECEx certificates for Europe and international projects, and GOST for the Russian market. Tell us which certificate you need when you ask for a quote.
Yes. For new projects we quote and select the model to your requirements. For a replacement, please send a nameplate photo or outline drawing of the old motor, and we will match the shaft height, mounting and installation dimensions.
Yes. Schorch, Brook Crompton and Morley belong to the Wolong Electric Group, and we can supply Wolong motors built to replace them, matched to your mounting dimensions.
Yes. We ship worldwide on CIF terms, or you can use your own forwarder. The usual production time is about 3 months, depending on the model and quantity.
Rated power (kW), voltage and frequency, number of poles or speed, Ex marking or hazardous zone, mounting type (e.g. B3, B35, V1), quantity and destination port. A nameplate photo of the old motor helps if it is a replacement.
Send us your requirements. An engineer will reply with a model check and price within 24 hours.