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YB3 ATEX Three Phase AC Induction Electric Explosion Proof Coal Mining Spec Motor
Best for the coal mine where methane and coal dust could be current(Ex dI)and unsafe explosion regions(Ex dIIT4,dIIBT4)in the plant with the classIIA, IIB and temperature T1~T4 flammable gasoline.
Exd-symnbol ExdI,ExdIIAT4,ExdIIBT4, Category I:area optimum temperature no higher than 150ºC(when coal dust could protect the motor surface area), no higher than 450ºC(when coal dust will not cover the floor or some defense operate has been completed to avoid the coal dust accumulation) CategoryII :surface area greatest temperature no higher than T1(450ºC),T2(300ºC),T3(200ºC),T4(135ºC) Terminal box with 3 or 6 terminals for rubber jacket cable (plastic cable) and steel cable.
Ambient temperature:-15ºC~35ºC in coal mine and -15ºC~40ºC in plant.
Rated Voltage: 380V, 660V, 380/660V
- Body dimension: 140 ~ 440
- Rated power: 1 to 250HP
- Frame sizes: 80 to 355 Rated output: .eighteen to 315kW
- Voltage: 380V,660V,380/660V 50Hz (for Exd-image Exd I and frame dimension 80-355)
- 660V/1140V 50Hz (for ExdI-image Exd I and body dimensions 112-355)
- 380V, 660V, 380/660V 50Hz & 400V, 415V, 440V, 460V, 480V, 690V 60Hz(for Exd-image ExdII)
- Degree of protection: IP55
- Efficiency levels: IE2
Conventional mounting kind and suited frame measurement are offered in pursuing table(with “√”)
|Frame||Basic Sort||Derived Variety|
|132~a hundred and sixty||√||√||√||√||√||√||√||√||√||√||√||√||√||√||–||–||–|
Be aware: “√” implies the kind of composition that can be manufactured. When purchasing the motor, if the terminal box is not specified, it is top kind.
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