Class 1 division 1 defines a specific hazardous location in which ignitible flammable gases or vapors exist.
Pneumatic door lock for class 1 division 1.
It is class 1 division 1 groups c d and class 1 zone 1 and group iia and iib certified.
Powerful pneumatic non sparking explosion proof swing door openers can be all pneumatic operation or choose explosion proof electrical activation devices from our extensive line we can even provide unique controls including maglocks for class 1 div 2 environments not available anywhere else.
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Kooltronic hazardous location air conditioners are certified for class 1 div 1 and div 2 enclosures and cabinets with purge systems.
Because of repair maintenance or leakage.
Class ii division 1.
Featuring nema 7 enclosures pendants and fittings as well as explosion proof rated motors as required epc series electric explosion proof chain hoist products are intended for h 4 operation in class i environments with flammable gasses and vapors and class ii locations where combustible dust is present.
Class i division 1 groups b c and d class ii division 1 groups e f and g class iii division 1.
If the motor is out of the air stream are we good.
The key difference between divisions and zones relate to terminations.
Or breakdown or faulty operation of equipment which causes them to become a source of ignition.
Exhaust fans are sidewall mounted outdoor spun aluminum with motor out of the air stream.
Electical contractor will not hook up the fan as he can see the motor is not rated for class 1 div one area like all of the other electrical on the inside of the building.
Hazardous location hl series air conditioners have all electrical components located in a sealed pressurized compartment representing a major advance in safety and reliability.
Under normal operating conditions 2.
One of the following three situations must exist in order for an area to be considered a class ii division 1 location.
Providing a dual 2 or 3 discharge 2 solids handling and 2 vane semi open cast iron impeller.
To prevent inadvertent ignition of flammable gases and vapors by electrical equipment the two most common methods of protection are explosion proof and intrinsically safe products.
When comparing divisions and zones division 2 is equivalent to zone 2 but division 1 is equivalent to either zone 0 or 1.
A bronze impeller is optional for this model.