Specifications
1. API standard.2. ISO certificate.
3. Register with Sinopec.
4. Technical service.
5. Professional service for export.
Description
This engine is a three-phase squirrel-cage induction motor researched to support the 3NB-1600F direct drive slurry pump group drilling rig, it is directly used as the driving force of the slurry pump pinion shaft.
The engine is designed in accordance with the increased safety explosion-proof requirements , the main features are: great torque, mall size, light weight, maintenance-free, high efficiency and high reliability.
Technical data:
| Power rating | 1200 kW | |
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| Voltage rating | 575V | |
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| Maximum voltage | 690V | |
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Current rating | 1531A | |
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| Torque rating | 22918 N·m | |
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| Rated revolution | 500r/min | |
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| Rated frequency | 68Hz | |
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| Power factor | 0.82 | |
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| efficiency | 96% | |
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| Max speed | 700 r/min | |
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| Maximum constant frequency | 93.5Hz | |
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| Connection mode | Y | |
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| Insulation class | H | |
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| Work characters | S1 | |
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| Protection level | Main engineIP44,connecting boxIP55 | |
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| Cooling method | Forced ventilation( with wind pressure testing switch) | |
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| Cooling draught fan | Explosion-proof type three-phase asynchronous motor11kW,380V,50Hz ,ExdⅡBT4 | |
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| Heater | AC220V,290W,ExeⅡT4 | |
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| Weight | 4000 kg | |
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