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Yb3 Atex IE2 380/660V 660/1140V IP55 AC Induction Electric powered Explosion Proof Motor for Coal Mine EX dI Harmful Manufacturing facility EX dII Category A B T1~T4
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Applications
Excellent for the coal mine exactly where methane and coal dust might be current(Ex dI)and unsafe explosion regions(Ex dIIT4,dIIBT4)in the plant with the classIIA, IIB and temperature T1~T4 flammable fuel.
Features
Exd-symnbol ExdI,ExdIIAT4,ExdIIBT4, Classification I:surface area maximum temperature no increased than 150ºC(when coal dust may possibly go over the motor floor), no higher than 450ºC(when coal dust will not cover the surface area or some protection operate has been accomplished to avoid the coal dust accumulation) CategoryII :area highest temperature no higher than T1(450ºC),T2(300ºC),T3(200ºC),T4(135ºC) Terminal box with three or 6 terminals for rubber jacket cable (plastic cable) and metal cable.
Ambient temperature:-15ºC~35ºC in coal mine and -15ºC~40ºC in plant.
Rated Voltage: 380V, 660V, 380/660V
Common Description
- Body dimensions: 140 ~ 440
- Rated electrical power: 1 to 250HP
- Body sizes: eighty to 355 Rated output: .18 to 315kW
- Voltage: 380V,660V,380/660V 50Hz (for Exd-image Exd I and frame measurement eighty-355)
- 660V/1140V 50Hz (for ExdI-image Exd I and frame dimension 112-355)
- 380V, 660V, 380/660V 50Hz & 400V, 415V, 440V, 460V, 480V, 690V 60Hz(for Exd-symbol ExdII)
- Diploma of security: IP55
- Performance stages: IE2
Mounting
Typical mounting type and suitable frame dimensions are presented in following desk(with “√”)
| Frame | Basic Type | Derived Sort | |||||||||||||||
| B3 | B5 | B35 | V1 | V3 | V5 | V6 | B6 | B7 | B8 | V15 | V17 | V35 | V37 | B14 | B34 | V18 | |
| eighty~112 | √ | √ | √ | √ | √ | √ | √ | √ | √ | √ | √ | √ | √ | √ | √ | √ | √ |
| 132~160 | √ | √ | √ | √ | √ | √ | √ | √ | √ | √ | √ | √ | √ | √ | – | – | – |
| 180~280 | √ | √ | √ | √ | – | – | – | – | – | – | – | – | – | – | – | – | – |
| 315~355 | √ | – | √ | √ | – | – | – | – | – | – | – | – | – | – | – | – | – |
Note: “√” implies the sort of framework that can be manufactured. When ordering the motor, if the terminal box is not specified, it is leading kind.
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