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2. NEMA enclosure types - Wikipedia

   en.wikipedia.org/wiki/NEMA_enclosure_types

   Below is a list of NEMA enclosure types; these types are further defined in NEMA 250- Enclosures for Electrical Equipment. Each type specifies characteristics of an enclosure, but not, for example, a specific enclosure size. Note that higher numbers do not include the lower-numbered tests. For example, types 3, 4 and 6 are intended for outdoor ...

3. Electrical equipment in hazardous areas - Wikipedia

   en.wikipedia.org/wiki/Electrical_equipment_in...

   Motors, lighting, junction boxes, electronics Increased safety e Equipment is very robust and components are made to a high quality: IEC/EN 60079-7 Zone 2 or Zone 1 Motors, lighting, junction boxes Oil filled o Equipment components are completely submerged in oil IEC/EN 60079-6 Zone 2 or Zone 1 switchgear: Sand, powder, or quartz Filled q

4. Electrical enclosure - Wikipedia

   en.wikipedia.org/wiki/Electrical_enclosure

   Electro polished enclosure (control station), explosion-proof A municipal electrical enclosure Allen Bradley programmable logic controller (PLC) installed in an electrical enclosure An electrical enclosure is a cabinet for electrical or electronic equipment to mount switches , knobs and displays and to prevent electrical shock to equipment ...

5. Explosion protection - Wikipedia

   en.wikipedia.org/wiki/Explosion_protection

   Avoidance makes it impossible for an explosion or deflagration to occur, for instance by means of suppressing the heat and the pressure needed for an explosion using an aluminum mesh structure such as eXess, by means of consistent displacement of the O 2 necessary for an explosion or deflagration to take place, by means of padding gas (f. i. CO 2 or N 2), or, by means of keeping the ...

6. Junction box - Wikipedia

   en.wikipedia.org/wiki/Junction_box

   A small metal, plastic or fiberglass junction box may form part of an electrical conduit or thermoplastic-sheathed cable (TPS) wiring system in a building. If designed for surface mounting, it is used mostly in ceilings, concrete or concealed behind an access panel—particularly in domestic or commercial buildings [2].

7. Distribution board - Wikipedia

   en.wikipedia.org/wiki/Distribution_board

   A distribution board (also known as panelboard, circuit breaker panel, breaker panel, electric panel, fuse box or DB box) is a component of an electricity supply system that divides an electrical power feed into subsidiary circuits while providing a protective fuse or circuit breaker for each circuit in a common enclosure.