We offer spark resistant door systems with explosion proof motors for volatile environments.
Our equipment is designed for use in rooms or buildings where highly volatile gases or dust are, or could be present. If the instructions outlined in our manuals and operation documents are observed, such gases or dust will not be ignited by this door operator system.
The explosion-proof operators with intrinsically safe control wiring are Class I, Division I, Group D is Factory Mutual System Approved.
The dust ignition-proof with intrinsically safe control wiring are Class II, Division I, Groups F & D is Factory Mutual Approved.
We have units that can meet a variety of NEMA ratings:
- Nema 1 – General purpose
Interior use sheet metal or plastic enclosures
- Nema 12 – Dust-tight and drip-tight
Interior use enclosure that protects against dust, falling dirt and dripping non-corrosive liquids
- Nema 4 – Water-tight and dust-tight
Indoor/outdoor use enclosure gasketed to protect electrical components
- Nema 4X – Water-tight, dust-tight and corrosion-resistant
Same as Nema 4 but also corrosion-resistant
- Nema 7 & 9 – Explosion-proof
For areas containing flammable vapors or gases