Molded Case Circuit Breakers

Square D MA Series molded case circuit breakers designed for short-circuit and overcurrent protection in industrial & commercial panelboards. They have a compact M frame design to offer superior performance while requiring minimum panelboard space. These 3 pole, 3 phase circuit breakers feature a non-interchangeable, thermal magnetic trip to provide both long-time & instantaneous current limiting protection and I-Line style plug in mounting for secure connection with panelboards. MA Series breakers are vailable in current ratings ranging from 300A to 700A on Raptor Supplies.

Square D KC Series circuit breakers are designed for limiting let-through current for protecting downstream components & connected circuits and are ideal for installation within switchboards, motor control centres, panelboards, industrial enclosures and busway plug-in units. They feature I-Line style plug-in design for ensuring hassle-free installation and thermal magnetic trip for providing both long time & instantaneous trip functions for reacting against severe short-circuits at once while avoiding tripping on mild overloads. These KC frame molded case circuit breakers are available in amperage ratings ranging from 110 to 250A on Raptor Supplies.

Square D QJL Series circuit breakers are designed for installation in commercial and industrial electrical devices for protection against overcurrent and short circuit conditions. These units feature a thermal magnetic trip unit to provide both instantaneous and long-time current limiting protection. They come in a molded case which holds current-carrying components, trip devices and other mechanisms in a compact space. They deliver an interrupting capacity of 60kA / 100kA at 240V, with a maximum current rating of 225A. These circuit breakers are UL 489 listed, as well as CSA, ANCE and IEC certified. They come equipped with field-installable handle padlock for locking in On / Off position and are compatible with mechanical interlocks. Choose from a wide range of Square D QJL Series circuit breakers, available in 2 & 3 pole configurations on Raptor Supplies.

Siemens SCND Series circuit breakers are specially designed to provide electric circuit protection against damages caused by overloads and short-circuit conditions. These devices are calibrated at an ambient temperature of 40 degrees C and feature a non-interchangeable trip capable of resisting mild overloads while instantly responding to severe current surges. They are further integrated with a bolt-on mounting design to ensure ease-of-installation in compact spaces and deliver a maximum interrupt capacity of 65kA at 480VAC. Choose from an extensive array of these circuit breakers available in 800 and 1200A current ratings on Raptor Supplies.

Siemens NEG Series circuit breakers are ideal for switchboards, power distribution panelboards and enclosures for overload protection. They feature a thermal-magnetic, non-interchangeable trip overriding mild overloads while instantly reacting to severe current spikes for maximum current limiting protection. They feature feed-thru connection and load side lug terminals for ease of installation and secure wiring configuration. These circuit breakers have a maximum interrupting capacity of 35kA at 480V and are ideal for reverse feed applications. NEG Series circuit breakers are available in current ratings from 15A to 125A on Raptor Supplies.

Square D HLA Series PowerPact molded case circuit breakers protect electrical circuits from overcurrents and short-circuits. The current limiting design of these breakers makes them ideal for reverse feed applications. These H frame breakers feature a non-interchangeable, thermal-magnetic trip to provide both long-time & instantaneous trip functions during mild nuisance tripping & severe overloading. They are equipped with I-Line style plug-in for facilitating smooth installation in panelboards. These molded case circuit breakers are available in 2 & 3 pole configurations on Raptor Supplies.

Square D LI Series circuit breakers are compatible for use with panelboards and loadcentres to protect sensitive electrical circuits against short-circuit conditions and current overloads. These UL-listed devices feature I-Line style plug-in design for ease-of-installation, load-side lug terminals to reduce the wiring downtime and a thermal-magnetic trip unit to provide both long-time and instantaneous current limiting functions. Choose from a wide range of these triple-pole circuit breakers available in amperage ratings ranging from 400 to 600A on Raptor Supplies.

Square D QGL Series circuit breakers are designed for installation within panelboards & loadcentres for protecting electrical circuits against short-circuits & current overloads. These UL-listed circuit breakers feature a non-interchangeable thermal magnetic trip that provides long time & instantaneous functions for reacting against severe short-circuits at once while avoiding tripping on mild overloads. These breakers provide current ratings up to 225A and feature an interrupt capacity of 65kA at 240VAC. Square D QJL series circuit breakers are available in 2 & 3 pole configurations on Raptor Supplies.