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Product name： | BH51 series explosion-proof knife switch (IIB, IIC level) | |||||
| specification： |   Zoom in on the image |
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| Category： | Special electrical appliances -- Explosion proof control switch | ||||||
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Price： | factory price | |||||
| Brand： | Shanghai | ||||||
| Place of Origin： | China | ||||||
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Available Quantity： | batch | |||||
| delivery cycle： | Spot goods (or inquire by telephone) | ||||||
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BH51 series explosion-proof knife switch (IIB, IIC level) application range
Hazardous areas with explosive gas mixtures: Zone 1, Zone 2.
Explosive gas mixture: Class IIA, IIB, IIC.
Temperature group: T1 to T6.
Explosion proof signs: Exde Ⅱ BT6, * Exde Ⅱ CT6.
Note: Please specify the requirement for Level IIC.
Product Features
Cast aluminum alloy shell is die cast and sprayed with plastic on the surface.
This product is used for infrequent connection, disconnection of load circuits, and short-circuit protection in electrical installations and distribution equipment with voltage of 380/220V and current of 10~63A.
Equipped with switches and fuses, it can quickly disconnect and connect.
Steel pipe or cable wiring, cable wiring must be equipped with cable clamping and sealing joints.
BH51 series explosion-proof knife switch (IIB, IIC level) model meaning
Main technical parameters
| model | Current (A) | Voltage (V) | polar number | Explosion-proof marking | corrosion resistance grade | Protection Rating | Cable outer diameter (mm) | Incoming thread (G ") | Weight (kg) |
| BH51-10 | ten | two hundred and twenty three hundred and eighty |
two three |
Ex-deⅡBT6 *Ex-deⅡCT6 | W,WF1, Wf2 |
Ip54 | φ8-φ15 | 3/4 | five |
| BH51-15 | fifteen | ||||||||
| BH51-20 | twenty | ||||||||
| BH51-30 | thirty | φ13-φ22 | one | five point two | |||||
| BH51-60 | sixty | φ17-φ26 | 1 /4 | six |
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BH51 series explosion-proof knife switch (IIB, IIC level)
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