Hunan Chengzhai Machinery Equipment Co., Ltd.
| Delivery Time | 45WDS |
| Poles | 8‑pole |
| Insulation Class | Class F (temperature rise assessed per Class B, 80K) |
| Power Factor cosφ | 0.78 (full load) |
| Payment Terms | D/A,D/P,T/T |
| Rated speed | 735 rpm |
| Rated Voltage | 660V (Star) / 380‑415V (Delta) |
| Packaging Details | Original packaging |
| Rated Torque | 714 N·m |
| Supply Ability | 9999 |
| Synchronous speed | 750 rpm |
| Rated Current (660V Star) | 62.0 A |
| Locked‑rotor current ratio LRC | 6.2 × In |
| IE3 Efficiency | ≥93.0% at full load, approx. 93.3% at 75% load |
| Duty Cycle | S1 Continuous running |
| Starting Torque | 210% Tn; Maximum Torque: 240% Tn |
| Rated Power | 55 kW |
| Model Number | W21‑55KW‑8P‑315S/M‑660V‑50HZ‑IE3‑IP66‑V1T |
| Place of Origin | CHINA |
| Brand Name | WEG |
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Product Specification
| Delivery Time | 45WDS | Poles | 8‑pole |
| Insulation Class | Class F (temperature rise assessed per Class B, 80K) | Power Factor cosφ | 0.78 (full load) |
| Payment Terms | D/A,D/P,T/T | Rated speed | 735 rpm |
| Rated Voltage | 660V (Star) / 380‑415V (Delta) | Packaging Details | Original packaging |
| Rated Torque | 714 N·m | Supply Ability | 9999 |
| Synchronous speed | 750 rpm | Rated Current (660V Star) | 62.0 A |
| Locked‑rotor current ratio LRC | 6.2 × In | IE3 Efficiency | ≥93.0% at full load, approx. 93.3% at 75% load |
| Duty Cycle | S1 Continuous running | Starting Torque | 210% Tn; Maximum Torque: 240% Tn |
| Rated Power | 55 kW | Model Number | W21‑55KW‑8P‑315S/M‑660V‑50HZ‑IE3‑IP66‑V1T |
| Place of Origin | CHINA | Brand Name | WEG |
WEG W21 cast‑iron frame three‑phase IE3 high‑efficiency induction motor. V1T = V1 vertical flange mounting (shaft down), T‑terminal box on top; IP66 high protection, IC411 TEFC Totally Enclosed Fan‑Cooled
| Code | Description |
|---|---|
| W21 | WEG W21 cast‑iron frame series |
| 55KW | Rated power: 55 kW |
| 8P | 8‑pole |
| 315S/M | Frame size 315S/M |
| 660V‑50Hz | Rated 660V Star connection, 50Hz; compatible with 380‑415V Delta |
| IE3 | Super‑premium efficiency per IEC60034‑30‑1 |
| IP66 | Dust‑tight, protected against powerful water jets, upgraded from standard IP55 |
| V1T | V1 vertical flange mounting (shaft pointing downward); T = terminal box mounted on top |
Company Details
Business Type:
Trading Company,Seller,Exporter,Importer,Distributor/Wholesaler,Manufacturer,Agent
Year Established:
2023
Total Annual:
CNY 20M-CNY 50M
Employee Number:
10~49
Ecer Certification：
Verified Supplier
Chengzai Machinery mainly operates products suitable for imported brands of road machinery, mining equipment, construction machinery, generator sets, ship power systems, etc.: drilling rig spare parts, air compressor spare parts, tunneling machine spare parts, excavator-loader spare parts, engine sp... Chengzai Machinery mainly operates products suitable for imported brands of road machinery, mining equipment, construction machinery, generator sets, ship power systems, etc.: drilling rig spare parts, air compressor spare parts, tunneling machine spare parts, excavator-loader spare parts, engine sp...
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