Arktite DBR Dust-ignitionproof Interlocked Receptacles with Enclosed Circuit Breakers

NEC

• Class II, Divisions 1 & 2, Groups F, G
• Class III

NEMA/EEMAC

• NEMA/EEMAC 3, 9FG, 12

UL standards

• UL698, UL1010

CEC

• Class II, Divisions 1 & 2, Group G
• Class III

Enclosure

• Encl. 3, 5

• Receptacles are mechanically interlocked with circuit breakers to provide disconnect means, short circuit protection and thermal time delay overload protection
• Enclosures are compact and rectangular in shape, permitting close spacing
• For maximum safety, the spring door receptacle at the bottom is mechanically interlocked with the circuit breaker operating mechanism; the circuit breaker cannot be closed until the plug is fully inserted and the plug cannot be withdrawn unless the breaker is open
• Operating handles can be padlocked in either “ON” or “OFF” positions; breakers are trip-free of the handles and will open under short circuit or overload even if the handle is locked in the “ON” position
• Enclosure is provided with a drilled and tapped conduit opening at top center, equipped with a threaded in bushing; the size furnished is 1-1/2″, and removing the bushing permits the use of a 2″ conduit

• Bodies, covers and operating handles – copper-free aluminum
• Operating shafts – stainless steel
• Receptacle housings and plug exteriors – copper-free aluminum
• Insulation (plugs and receptacles) – fiberglass-reinforced polyester
• Pressure contacts – brass
• Crimp/solder contacts – leaded red brass