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Brief IntroductionThis series of flame proof motor enclosure shall be installed in accordance with strict procedure, because motor's performance is greatly determined by regulation thereof and stability of foundation. It shall inspect depending on the following requirements before mo
This series of flame proof motor enclosure shall be installed in accordance with strict procedure, because motor's performance is greatly determined by regulation thereof and stability of foundation. It shall inspect depending on the following requirements before mounting the motor, so as to avoid faults during running.
It shall guarantee firm foundation when mounting motor, so as to the motor has minimum vibration during running process; the foundation shall adopt firm concrete foundation and have sufficient depth; depending on installation dimension on the outside drawing, position of the foundation bolt is determined; generally, burying depth of the foundation bolt is 20-30 times as much as diameter of the foundation bolt. The foundation bolt hole shall have proper margin, thus facilitating regulation.
Frame | H250M |
| No. of Poles | 2P, 4P, 6P, 8P |
Power Scope | 30~55kW |
Voltage | 380V/660V |
Frequency | 50/60Hz |
Speed | 750rpm, 1000rpm, 1500rpm, 3000rpm |
Protection Grade | IP55 |
Insulation Class | F |
| Mounting Type | IM V1 |
| Connection | Delta/Y |
| Mark of Explosion-proof | Exd I Mb, Exd II BT4Gb, Exd II CT4 Gb |
| Cooling Type | IC411, IC416 |
| Efficiency Class | IE3 |
| Duty | S1 |
| Vibration | ≤1.8mm/s |
| Ambient Temperature | -15℃ ~ +40℃ |
| Altitude | ≤1000m |
| Humidity | Average monthly peak relative humidity is 90% |

