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8cfm 380V, 1HP Flameproof Three-phase Piston Oil Less Vacuum Pump For Coal Mine Gas

8cfm 380V, 1HP Flameproof Three-phase Piston Oil Less Vacuum Pump For Coal Mine Gas

Explosion-proof oil-free piston vacuum pump Use flameproof three-phase asynchronous motor, suitable for use in coal mine underground fixed equipment

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Product Details

China supplier 8cfm 380V, 1HP explosion-proof three-phase piston oil less vacuum pump for coal mine gas  

Use flameproof three-phase asynchronous motor, suitable for use in coal mine underground fixed equipment containing methane or coal dust (ExdI GB ) or equipment in places containing class II A and B T1 - T4 groups ( ExdIIA 4 Mb, ExdIIB 4 Mb ) combustible gas or explosive mixture formed by steam and air.

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Quick Detail:
The Model HP-FB001 dry piston vacuum pump, feature explosion-proof motor,  safe and stable use, 8CFM pumping speed, -92Kpa ultimate vacuum,1HP power input, 380V AC, Three-phase, environmental , low noise and little vibration.

Description:
1. This model is high speed vacuum pump, explosion-proof vacuum pump or blast-proof vacuum pump,safe and stable use.
2. Oil less piston vacuum pump, ultra-low quiet, strong power.
3. Microcomputer negative pressure oil less vacuum pump,large free air displacement.
4. Economical cost-saving : Not need to add oil, save oil fee; Long use-life, do not need to change machine frequently, in normal use condition, the machine can live up to 10 years above;
5. Simple operation : The oil less pump needn't to be equipped with oil or water, it works once it is wired up. It is the essential tools for factory, engineering and individual household;
6. Durability: Reasonable structure and uniform force distribution reduce the wear and tear of each moving part.
7.Convenient: Basically do not need maintenance,dust can be wiped out once found. 
8. The machine body is made of soundproof and thickened material, the suction port is equipped with silencing brass plug
9. The pumps work sounds are only 50-60 DB, just as loud as normal conversation.
10. Thickened seal cover,Full copper wire coil motor,Non-slip locator,spider web radiator.


Refer to table 1 for examples of common combustible gases, vapor levels and temperature groups. 

Table 1

Class

组            别

T1

T2

T3

T4

IIA

Methane, ethane, propane, styrene, toluene, xylene, carbon monoxide, acetic acid

Butane,propane, ethylbenzene, methanol, ethanol,propanol, butanol

Xu'an,hexane, heptane, octane,decane, cyclohexane, kerosene, diesel oil, petrol


IIB

Propyne, cyclopropane, coke oven gas

Ethylene, 1.3 - butadiene ethylene oxide, 1.2 - propylene oxide

Dimethyl ether, acrolein, furfurfuryl methyl alcohol tetrahydrofuran, hydrogen sulfide

Ethyl methyl ether, diethyl ether, tetrafluoroethylene

Specification: 

Project Model

HP-FB001,   

explosion-proof

HP-1400V                                                  flameproof motor

Rated voltage/frequency 

220V/50Hz, / 380V AC, 3 phase

220V/50Hz,15uF/380V AC, 3 phase 

Power input

750W

450W

Maximum air flow

8CFM

7.2m3/h (120L/min)

Maximum vacuum

-700mmHg(-92Kpa)

-700mmHg(-92Kpa)

Noise

≤47dB(A)

≤56dB(A)

Operation Temp.

5-40℃

5-40℃

Insulation class

B

B

Cold insulation resistance (normal)

≥100MΩ

≥100MΩ

Voltage resistance

1600V/50Hz 1min

 No breakdown

1600V/50Hz 1min

 No breakdown

Thermal protector

Automatic reset 130±5℃

Automatic reset 130±5℃

Inlet hole thread specification

1/4-18NPT

1/4-19PT Pipe thread

Installation dimensions

L220*W130mm

 (Mounting holes∮7mm)

L203*W112mm

 (Mounting holes∮7mm)

Overall dimensions

L260*W135*H230mm

L244*W125*H184mm

Restart pressure

0KPa

0KPa

Weight

16Kg

8.6Kg

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If the 8cfm 380v, 1hp flameproof three-phase piston oil less vacuum pump for coal mine gas caters to your requirement, welcome to wholesale the quality and cheap vacuum pump from our factory. We're one of the leading manufacturers and suppliers in China. Welcome to check the price and quotation with us.
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