Wide variety of Flameproof branch circuit breakers for, Zone 1 and Division 2 to UL, 489 and CSA C22.2 No. 5. Thermal-magnetic branch circuit breaker protection, 40A max. Mounted under hinged window flaps for easy actuation. Shunt trips (optional). Lockout on breaker and window flap. Line and load side factory wired to "increased safety" terminals, ready for field connections. Flameproof main disconnect switches 125A max. with lockout provision (optional). FRP "increased safety" enclosures. Suitable for wet and corrosive locations, impact resistant, light weight.