Mine Acousto-Optic Combination Explosion-Proof Bell Supplier

China Mine Acousto-Optic Combination Explosion-Proof Bell Supplier, Find details about China Electric Bell, Combination Bell from Mine Acousto-Optic Combination Explosion-Proof Bell Supplier

Basic Info.

Atmospheric Pressure

80kpa-100kpa

Trademark

Wantai Group

Transport Package

Wooden Box

Specification

5Kg

Origin

China

HS Code

8538900000

Atmospheric Pressure

80kpa-100kpa

Trademark

Wantai Group

Transport Package

Wooden Box

Specification

5Kg

Origin

China

HS Code

8538900000

Product Desciption

Sound light combination electric bell explosion proof electric bell for coal mine

Scope and application

The explosion-proof acousto-optic combination electric bell is mainly suitable for underground coal mine with explosive gas (methane) air mixture. In 127V or 36V power supply network, it can send out sound and light locally or remotely for signal communication or warning.

Mine Acousto-Optic Combination Explosion-Proof Bell Supplier

Use condition

a. The altitude is not more than 2000m
b. Ambient temperature - 5 ºC ~ + 40 ºC
c. The relative humidity of air is not more than 95% (+ 25 ºC)
d. Underground coal mine with methane explosive gas mixture; working at non mining face
e. In the environment without damaging metal and insulating gas and vapor
f. Installation category: Class III
g. Pollution level: 3

Main technical parameters

Model	Rated voltage (V)	Rated current (A)	Sound radius (m)
DLB1-127(36)G	127/36	0.35/0.9	150

The bell shall withstand the AC 50 Hz, 2000 V power frequency voltage withstand test for 1 min without breakdown or flashover.

Product structure

* The electric bell is composed of flameproof enclosure, wiring chamber, cable entry device, button, indicator light, bell bowl, bell hammer and electromagnet.
* The flameproof shell is composed of a shell and a cover, which are connected by plane flameproof surface and bolts. The shell and connection chamber are connected with bolt by cylinder flameproof surface. The button rod passes through the cover through the cylinder flameproof joint surface. There are two cable entry devices in the connection chamber, which are respectively used for power incoming line and remote control.

Outline and installation dimensions

Mine Acousto-Optic Combination Explosion-Proof Bell Supplier