Molded Case Circuit Breakers

Square D KIL Series circuit breakers limit 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. These 3 phase, feed-thru circuit breakers feature line & load side lug terminals that ensure hassle-free wiring & hazard-proof connections and thermal magnetic trip for long time & instantaneous trip functions. Choose from a wide range of these KIL frame molded case circuit breakers, available in amperage ratings ranging from 125 to 250A on Raptor Supplies.

Square D circuit breakers are suitable for limiting the let-through current for protecting downstream components in power distribution applications. These PowerPact circuit breakers feature a non-interchangeable thermal-magnetic trip that provides long-time & instantaneous current limiting functions for reacting against severe power surges at once while avoiding tripping on mild overloads. They are further integrated with I-Line style plug-in design for ensuring ease-of-installation with load-side lug terminals. Choose from a wide range of these double- & triple-phase circuit breakers available in amperage ratings ranging from 15 to 150A 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 HLL Series PowerPact H moulded case circuit breakers are electrical devices designed for industrial and commercial applications. They offer reliable protection against overloads and short circuits, safeguarding electrical systems from damage and are available in 2 / 3 pole configuration with amperage ratings ranging from 15A to 150A. These MCCBs can handle voltages up to 600VAC and 250VDC. The interrupting ratings (AIR) include D-18kA, G-35kA, J-65 kA and L-100kA at 480VAC, as well as 20kA at 250VDC. These circuit breakers offer easy design standardisation with common mounting holes, handle locations and trim dimensions. They have field-interchangeable trip units and common accessories for making specification changes. These MCCBs offer a snap-in terminal design for easy conversion between busbar and lug options and are available in the unit mount, I-line, or Drawout constructions. They come with the advanced trip unit technology, adjustable settings and diverse interrupting capacities to detect and interrupt faults and protect the circuit.

Square D KH Series circuit breakers are ideal for installation within industrial control panels & switchboards for protecting electrical circuits & equipment against current overloads & short-circuits. These AC circuit breakers feature I-Line style plug-in design for ease-of-installation, load side lug terminals for hassle-free wiring and thermal magnetic trip for both instantaneous & long time functions for reacting against severe short-circuits at once while avoiding tripping on mild overloads. Choose from a wide variety of these 3 pole circuit breakers, available in amperage ratings ranging from 70 to 250A on Raptor Supplies.

Square D LC Series circuit breakers are designed for installation in commercial and industrial electrical devices for protection against overcurrent and short-circuit conditions. These devices can handle current ratings up to 600A and provide a maximum interrupt capacity of 65kA at 480VAC. They feature I-Line style plug-in design equipped with load-side lug terminals to reduce the wiring and installation downtime, respectively and a thermal-magnetic trip for instantly reacting to severe power surges.

Square D LEL Series circuit breakers are specially designed to provide protection against damage from overload and short-circuit conditions. These UL-listed devices feature a bolt-on mounting design to ensure ease-of-installation in compact spaces and provide current ratings up to 600A at a maximum interrupt capacity of 65kA at 480VAC. They are integrated with a unique MicroLogic non-interchangeable trip for delivering long-time, short-time and instantaneous current limiting functions.

Square D LIL Series molded case circuit breakers safeguard electrical circuits by quickly interrupting the current's flow in the event of overloads or short circuits, preventing damage to equipment and ensuring safety. These breakers utilise their advantage in commercial and industrial environments for reliable circuit protection. They feature a feed-thru design that enables power to pass through the breaker uninterrupted. They operate at voltages up to 600V and have interrupting capacity of 200kAIC at 480V without causing damage. These circuit breakers have a three-pole configuration for managing circuits across three phases, ensuring comprehensive protection.

Square D MH Series circuit breakers are designed for installation in panelboards and loadcentres for protecting electrical circuits against short-circuit conditions and current overloads. These UL-listed & CSA-certified breakers feature I-Line style plug-in design for ease-of-installation and a fixed thermal, adjustable AC magnetic trip unit for delivering both time-delayed and instantaneous current limiting functions, respectively.

Square D PGA Series circuit breakers are designed for use with panelboards and loadcentres for protecting electrical circuits from short-circuit and current overload conditions. These breakers feature I-Line style plug-in mounting facility for ease-of-installation and are suitable for reverse-feed applications. They come equipped with line- and load-side lug terminals to accommodate wires (copper / aluminium) of sizes ranging between 500 kcmil and 3 AWG. These breakers, with 3-pole configuration, are capable of delivering a maximum interrupting capacity of 35kA at 480V and adheres to UL, CSA and IEC standards. Choose from a wide range of these circuit breakers available in current ratings ranging from 600 to 1200A on Raptor Supplies.

Square D QGA Series circuit breakers are designed for installation in commercial and industrial electrical devices for protection against overcurrent and short circuit conditions. They feature 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. They feature a 3 pole design with a maximum interrupting capacity of 65kA at 240VAC and QGA type frame for added versatility. QGA Series circuit breakers are available in current ratings ranging between 100A & 225A on Raptor Supplies.

Square D QJA Series circuit breakers are designed for installation in commercial and industrial electrical devices for protection against overcurrent and short circuit conditions. They feature long-time and instantaneous current limiting trip functions for reacting against severe power surges at once while avoiding tripping on mild overloads. These circuit breakers feature a maximum interrupting capacity of 100kA at 240V and come equipped with a compact QJA type frame for ease-of-installation in constrained panelboards. The load & line side lug terminals enable hassle-free wiring. QJA Series circuit breakers are available in current ratings between 100A & 225A on Raptor Supplies.

Square D KAL Series circuit breakers are suitable for installation within switchboards, motor control centres, panelboards, enclosures and busway plug-in units for protecting connected circuits & equipment against short circuits & faulty currents. These feed-thru circuit breakers feature line & load side lug terminals for ease-of-wiring while eliminating loose connections and thermal magnetic trip for providing both instantaneous & long time trip functions that instantly react against severe short-circuits while avoiding tripping on mild overloads. These 2 / 3 pole molded case circuit breakers are available in amperage ratings ranging from 100 to 250A on Raptor Supplies.

Square D LE Series circuit breakers are designed to interrupt circuits exceeding the ambient operating temperature. These devices feature an electronic trip unit comprising current sensors, a Micrologic processor and a trip mechanism providing instantaneous, short-time and long-time current limiting functions. They are further integrated with I-Line style plug-in design and load-side lugs for reducing the installation and wiring downtime, respectively. Choose from a broad range of these current limiting breakers available in amperage ratings ranging from 250 to 600A 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 HGL Series circuit breakers are designed to protect electrical equipment from damages caused by short circuits and overload occurrences. These units come equipped with a thermal-magnetic trip, calibrated at 40 degrees C ( ambient temperature), allowing both instantaneous and long-time current limiting functions. The H-frame design of these breakers offers interrupt capacities of 65kA @ 240 VAC, 35kA @ 480 VAC and 18kA @ 600 VAC. These breakers feature unit mounting (lug-lug) construction for reducing the installation and maintenance downtime and can accommodate aluminium or copper wires with sizes ranging from 14 to 3 AWG. Choose from a wide range of these IEC protectors available in 2 and 3 pole configurations on Raptor Supplies.

Square D PowerPact J Series circuit breakers are used for protecting the circuit from excessive current to prevent fire hazard and equipment damage. These devices allow unit mounting with load- and line-side lugs for easy field installation and maintenance services. They are capable of accommodating aluminium or copper cables with sizes ranging from 350 kcmil to 3/0 AWG and can remain insensitive to mild overloads but provide instantaneous current limiting protection when the wire terminals are exposed to faulty current. These MCCBs feature a handle indicator which provides a visual indication of the three positions (ON, OFF and tripped) of the breaker and can be reset by manually pushing the control lever in the desired position. Choose from a wide range of these IEC protectors available in 3-pole design with a standard voltage rating of 600VAC on Raptor Supplies.

Square D LA Series circuit breakers are primarily designed for automatically opening a circuit under current overloads and short-circuit conditions. These units feature a fixed thermal-magnetic trip, with interrupting ratings of 42kA @ 120VAC, 30kA @ 480VAC and 22kA @ 600 VAC, providing instantaneous and time-delayed functions. The molded case of these C-curve protectors hold the current-carrying components, trip devices and other mechanisms within a very small space. Choose from a wide range of these circuit breakers available in 2- and 3-pole configurations on Raptor Supplies.