SIEMENS Bolt On Miniature Circuit Breakers

UL-listed and CSA-certified miniature circuit breakers designed for use with Siemens panelboards to provide short-circuit and overload protection to electrical circuits. Feature instantaneous and long-time trip functions and a bolt-on connection. Available in maximum current and voltage ratings of 2000 A and 600 V, respectively

Siemens CLD Series circuit breakers protect electrical equipment against short circuit and overload conditions. They feature a thermal-magnetic trip unit allowing instantaneous and long time current limiting protection. They are integrated with bolt-on mounting for reducing installation time and are suitable for branch feed applications. These UL-listed circuit breakers feature a 3-pole design and deliver a high interrupting capacity of 150kA at 480VAC. These LD frame circuit breakers (with current ratings varying from 225A to 400A) are available on Raptor Supplies.

Siemens BQD Series circuit breakers protect industrial machinery from short-circuit and overload occurrences. These UL-listed circuit breakers feature a thermal-magnetic, non-interchangeable trip overriding mild overloads while instantly reacting to severe current spikes for maximum current limiting protection. They have bolt-on mounting design which can accommodate aluminium & copper wires and are available in current ratings between 25A & 100A on Raptor Supplies.

Siemens LD Series trip units are designed to facilitate both low and high interrupting capacity requirements for the protection of industrial equipment. These devices are suitable for use with JD, HJD, HJXD, HHJD, HHJXD Series molded case circuit breakers and feature a thermal magnetic trip unit providing long-time and instantaneous current limiting functions. Choose from a wide range of these circuit breaker trip units available in amperage ratings of 450A, 500A and 600A on Raptor Supplies.

Siemens BE Series circuit breakers protect sensitive components against overcurrent and electric faults. They feature a thermal magnetic trip which overrides mild overloads while instantly reacting to severe current surges, providing maximum current limiting protection. These circuit breakers deliver a maximum interrupting capacity of 10kA at 120V / 240V. BE Series circuit breakers are available in current ratings between 15A & 60A on Raptor Supplies.

Siemens circuit breakers, in HFD / HFXD frame, are designed to prevent damage to an electric circuit due to excessive current flow. These devices feature a 3-phase configuration with a thermal-magnetic trip facility to avoid tripping on mild overloads while instantaneously responding against severe power surges. They come in a bolt-on mounting design that ensures hassle-free installation and accommodates aluminium or copper wire connections in varied sizes. Choose from a wide range of these circuit breakers available in amperage ratings ranging from 70 to 250A on Raptor Supplies.

Siemens circuit breakers, with standard interrupting capacities, are designed to protect the sensitive components from excessive current flows causing overloads or short circuits. These devices feature feed-thru configuration which easily mounts into all kinds of panelboards and switchboards and are calibrated at an ambient temperature of 40 degrees C. They feature a thermal magnetic trip unit which delivers both long-time and instantaneous current limiting functions and are available in 500A, 600A and 800A current ratings on Raptor Supplies.

Siemens QJ Series circuit breakers are used with branch circuit protection to protect electrical appliances. These UL listed breakers feature a thermal magnetic trip for both instantaneous and long-time overcurrent protection. They provide bolt-on mounting to accommodate aluminium / copper wires and have a QJ type frame. They come in a 3 pole design and operate at a fixed voltage rating of 240V. QJ Series circuit breakers are available in current ratings between 100A & 175A on Raptor Supplies.

Siemens QPJ Series circuit breakers are used for protecting control panels, switchboards and motor control centres against current overloads and short-circuit conditions. These UL-listed breakers feature a thermal magnetic trip for providing both instantaneous and long-time current limiting functions. They are designed to deliver a maximum interrupting capacity of 10kA at 240V and are suitable for reverse feed applications. Choose from a wide range of these circuit breakers, available in 125, 150 and 200A current ratings on Raptor Supplies.

Siemens bolt on circuit breakers protect electrical circuits & connected equipment against short circuits & flow of high magnitude currents for manufacturing facilities, processing plants & power distribution applications. These solid state breakers are ideal for reverse feed operations and feature long time & instantaneous trip functions for reacting against severe short-circuits at once while avoiding tripping on mild overloads. They come with load & line side lug terminals for ease-of-wiring while eliminating loose connections. SLD frame molded case circuit breakers are available in 500 & 600A current ratings on Raptor Supplies.

Siemens SMD Series circuit breakers are designed for limiting let-through current for protecting downstream components in power distribution applications. These molded case circuit breakers feature a bolt-on design for ease-of-installation & wiring, and solid state components for long-term durability & quick response against faulty currents. Selected models feature short time, instantaneous & long time trip functions for reacting against severe short-circuits at once while avoiding tripping on mild overloads. These 3 pole, 800A circuit breakers are available on Raptor Supplies.

Siemens FD Series circuit breakers are ideal for industrial switchboards, as well as lighting & control panels for protection against current surges & overloads. These UL-listed circuit breakers feature thermal magnetic trip for long time and instantaneous trip functions during severe short circuit conditions while avoiding nuisance tripping in mild fluctuations. They come equipped with line & load lug terminals ensuring hassle-free wiring arrangement and provide support against extreme vibration. Sentron Series circuit breakers are available in current ratings ranging from 70 to 250A on Raptor Supplies.