SQUARE D Molded Case Circuit Breakers

Square D LHL Series circuit breakers are designed for protection from short circuits and current overloads. They feature a thermal magnetic trip unit to provide both instantaneous and long-time current limiting protection and are equipped with line & load side lug terminals to allow feed-thru connection. These UL listed circuit breakers deliver a high interrupting capacity of 35kA at 480V and a maximum current rating of 400A. They come with a molded case to hold current-carrying components, trip devices and other mechanisms in a compact space.

Square D MJA Series moulded case circuit breakers are used in commercial facilities, industrial plants, data centres and institutional buildings for reliable protection against overcurrents and short circuits in electrical systems. They have a -pole, 3-phase configuration with bolt-on terminal design for enhanced safety and secure connection. These standard circuit breakers feature an electronic trip for LSI (Long-time, Short-time and Instantaneous) trip functions. They offer current ratings ranging from 300A to 800A. These breaker units are further equipped with line and load side lug terminals to accommodate copper / aluminium wires of sizes ranging from 500 Kcmil to 3 AWG.

Square D MJL Series circuit breakers are designed to protect sensitive circuits from excessive current flows causing overloads or short circuits. These circuit breakers feature a programmable electronic trip for short-time, long-time & instantaneous tripping and a solid-state protection system for electronically controlling the current flow & providing advanced safety for appliances. These breakers are equipped with line and load side lug terminals to accommodate wires (copper / aluminium) of sizes ranging between 500 kcmil & 3 AWG. These circuit breakers provide current ratings up to 800A and deliver interrupt capacity of 100kA at 240VAC, 65kA at 480VAC and 25kA at 600VAC.

Square D PJL Series circuit breakers are used for protecting electrical equipment from current overload and short-circuit conditions. These circuit breakers feature a programmable electronic trip for short-time, long-time & instantaneous tripping and are equipped with line & load side lug terminals to accommodate wires (copper / aluminium) of sizes ranging between 500 kcmil & 3 AWG. These UL listed circuit breakers provide current ratings up to 1200A and deliver interrupt capacity of 100kA at 240VAC, 65kA at 480VAC and 25kA at 600VAC.

Square D Q4 Series circuit breakers protect sensitive circuits from excessive current flows causing overloads or short circuits. These circuit breakers feature an over-centre toggle mechanism to provide quick make and break operation with positive handle indication. The thermal-magnetic trip elements are calibrated at an ambient temperature of 40 degrees Celsius to provide uniform tripping. They come with a push-to-trip button that enables the user to manually trip the circuit breaker and perform maintenance checks. Raptor Supplies offers a huge variety of these Q4 Series circuit breakers that can be mounted in any position.

Square D QBL Series circuit breakers feature a PowerPact Q frame for overcurrent protection and switching On AC systems. These circuit breakers feature a thermal-magnetic trip mechanism that overrides mild currents while instantly responding to heavy fluctuations. They are built in accordance with UL Standard 489 and NEMA Standard AB-1-1999. These circuit breakers feature an over-centre toggle mechanism with a trip-free action to provide quick make and break operation. The integral push-to-trip button in the cover enables the user to manually trip the circuit breaker. Raptor Supplies offers a huge variety of these circuit breakers in 2 and 3 pole configurations.

Square D QDL Series circuit breakers come in a PowerPact Q frame for overcurrent protection and switching On AC systems. These circuit breakers feature an over-centre toggle mechanism with a trip-free action for quick make and break operation. The integral push-to-trip button in the cover enables the user to manually trip the breaker. These breakers are built in accordance with UL Standard 489 and NEMA Standard AB-1-1999. They feature a thermal-magnetic trip mechanism that overrides mild current while instantly responding to heavy fluctuations. Raptor Supplies offers a huge variety of these circuit breakers in 2 and 3 pole configurations.

Square D JJL Series molded case circuit breakers are used for protection of industrial machinery and equipment from short-circuit and overload occurrences. These breakers feature a thermal magnetic, non-interchangeable trip overriding mild overloads while instantly reacting to severe current spikes for maximum current limiting protection. These UL-listed breakers come with a molded case for holding current carrying components, trip devices and other mechanisms in a compact space. They come with line and load side lug terminals to ensure maximum conductivity and ease-of-wiring.

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 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 JDA Series circuit breakers are designed for installation within panelboards & loadcentres for protecting electrical circuits & equipment against short-circuits & current overloads. These UL-listed 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 protection against severe short-circuits while avoiding tripping on mild overloads. They provide current ratings up to 250A and deliver interrupt capacity of 18kA at 480VAC. Square D JDA series circuit breakers are available in 3 pole configuration on Raptor Supplies.

Square D JJA Series circuit breakers are designed for installation in electrical devices for protection against overcurrent and short-circuit conditions. These circuit breakers feature load side lug terminals for hassle-free wiring, I-Line style plug-in design for ease-of-installation and thermal magnetic trip for protection from severe short-circuits while avoiding tripping on mild overloads. These circuit breakers provide current ratings up to 250A and interrupt capacity of 65kA at 480VAC. JJA Series circuit breakers are available in 3 pole configuration on Raptor Supplies.

Square D JLA Series circuit breakers are designed for limiting let-through current for protecting downstream components in power distribution applications. These UL listed circuit breakers feature I-Line style plug-in design for ensuring ease-of-installation and load side lug terminals for hassle-free wiring. They are equipped with a non-interchangeable thermal magnetic trip for long time & instantaneous trip functions for reacting against severe short-circuits at once while avoiding tripping on mild overloads. These 3 pole circuit breakers are available in current ratings ranging from 150 to 250A on Raptor Supplies.

Square D KA Series circuit breakers are suitable for industrial panelboards, enclosures, busway plug-in units, switchboards, motor control centres & combination starters for protecting equipment against current overloads & short-circuits. These 2 / 3 pole circuit breakers feature a thermal magnetic trip for both long time & instantaneous trip functions for reacting against severe short-circuits at once while avoiding tripping on mild overloads, I-Line style plug-in ensures hassle-free installation & rearrangement within panelboards and load side lug terminals allow ease-of-wiring. These 600VAC molded case circuit breakers are available in current ratings ranging from 100 to 250A on Raptor Supplies.