Circuit Protection 85 Items

Eaton PKZM0-25/NHI11 motor-protective circuit breaker delivers adjustable 20–25 A thermomagnetic motor protection with phase-failure sensitivity for motor control and panel protection applications.

Moeller PKZM0-2.5 motor protection circuit breaker with attached NHI11-PKZ0 side module. Front rotary handle, 1.6-2.5 A adjustment dial, and three-pole terminal layout as shown.

The Siemens 3RV2031-4UA10 SIRIUS 3RV2 motor protection circuit breaker is a size S2, 3-pole device with adjustable thermal overload protection from 32 to 40 A. Rated for operation up to 690 V with Class 10 tripping characteristics, it integrates thermal and magnetic trip functions for motor branch circuit protection.

The Schneider Electric GV3P40 is a TeSys Deca motor circuit breaker designed for motor protection applications. This 3-pole device features a thermal-magnetic trip unit with an adjustable thermal protection range of 30 to 40 A and a rated current of 40 A. It supports AC networks up to 690 V at 50/60 Hz and provides defined short-circuit breaking capacities in accordance with IEC 60947 standards.

The Ferraz Shawmut UltraSafe USCC2 P216489 is a 2-pole modular fuse holder rated for 30A and 600 VAC/VDC for Class CC fuses. Designed for DIN rail mounting, it features IP20 finger-safe protection, pressure plate terminals, and a 200 kA SCCR for industrial control panel applications.

The Eaton FAZ-C20/3 is a 20 A, three-pole miniature circuit breaker from the Moeller xEffect FAZ series. It features a C tripping characteristic and is rated for 240 V AC / 415 V AC applications. Designed for industrial and advanced commercial switchgear, it mounts on a 35 mm top-hat rail in accordance with IEC/EN 60715 and supports modular installation with a width of three modules.

The NOARK Ex9S32A32A is a 3-pole thermal-magnetic manual motor starter with an adjustable 24–32A current setting range and Class 10 overload protection. Designed for motor branch circuit protection, it provides manual isolation, manual motor control, and short-circuit protection with rotary handle operation.

The Mitsubishi CP30-BA 1-Pole 10A M-Curve Circuit Protector is a compact supplementary circuit breaker designed for protection of low-capacity control circuits, motors, and transformers. It supports AC 250 V and DC 65 V operation and mounts on a standard 35 mm DIN rail using screw terminals.

The Mitsubishi CP30-BA 1-Pole 7A M-Curve Circuit Protector is a compact hydraulic-magnetic circuit protector designed for supplementary protection of low-capacity industrial control circuits. It supports AC 250 V and DC 65 V operation and uses an M-curve trip characteristic suitable for moderate inrush loads.

The Mitsubishi CP30-BA 1-Pole 5A M-Curve Circuit Protector is a compact DIN-rail-mounted supplementary protector designed for low-capacity control circuits. It features a medium-speed hydraulic-magnetic tripping characteristic, 5 A current rating, and supports AC 250 V or DC 65 V operation in industrial control panels.

The Mitsubishi CP30-BA 1-Pole 3A M-Curve Circuit Protector is a compact hydraulic-magnetic supplementary protector designed for low-capacity control circuits. It supports AC 250 V and DC 65 V operation, offers 2.5 kA breaking capacity, and mounts on standard DIN rail using screw terminals.

The Ferraz Shawmut USCC3I is a 3-pole ULTRASAFE modular Class CC fuse holder rated for 600 VAC and 30 A. It accepts Class CC fuses only, incorporates integrated blown-fuse indicators, and mounts on standard 35 mm DIN rail for industrial electrical panels.

The Eaton H2006B-3 is a Freedom NEMA heater coil set designed for thermal overload protection in motor control applications. This Class 20 standard trip heater pack supports selectable full load current settings from 1.79A to 2.9A via dial positions A–D and is supplied as a factory-calibrated set of three elements.

ABB S201-K1 miniature circuit breaker set consisting of two single-pole 1 A MCBs from the System pro M compact S200 series. Each breaker features a K tripping characteristic and is designed for DIN-rail mounting in AC or DC electrical installations.

The General Electric TEY120 is a 1-pole, 20-amp molded case circuit breaker designed for 277 VAC systems. It features a bolt-on mounting style, thermal magnetic protection, and LI trip functions. Rated at 14 kAIC at 277 V, it is commonly used in commercial and industrial lighting panel applications.

Ferraz Shawmut (Mersen) USCC1 UltraSafe™ modular fuse holder for Class CC fuses. 1-pole DIN-rail mount design rated 30A and 600VAC/DC with 200kA SCCR. IP20 finger-safe protection, pressure plate terminals, and UL/CSA approvals.

The TCI AS-B875-002 KLC25BE dv/dT Guard Output Filter is designed to protect AC motors driven by PWM variable frequency drives. Rated for 25 A, 3-phase, 480 V systems, it limits voltage spikes and dV/dt effects that can damage motor insulation and cabling.

The Allen-Bradley 1492-SP1C250 is a single-pole, 25 A supplementary circuit breaker with a Type C tripping characteristic. Designed for DIN rail mounting, it provides thermal-magnetic overcurrent protection for commercial and light industrial control circuits operating with inductive loads.

The Siemens 5SJ4210-7HG42 is a 2-pole miniature circuit breaker from the 5SJ4 Series, rated at 10 A and up to 277 V. It provides thermal-magnetic overcurrent protection for branch circuit and feeder applications and is designed for standard 35 mm DIN rail mounting.

Mersen A050F300 Protistor semiconductor fuse delivers ultra-fast aR protection at 500V and 300A, designed to limit let-through energy and protect sensitive power electronics in high-performance drive and converter systems.

The Square D 9065-AT-1L is a thermal overload relay designed for motor protection applications. This unit features a manual reset mechanism and copper line/load terminals, as shown. Identified by manufacturer labeling, it is part of the Square D Class 9065 series.

Mersen / Ferraz Shawmut A155F2D0R0-125E is a 15.5 kV, 125E medium-voltage, E-rated Amp-Trap® CS-3 series ferrule-mounted fuse. Designed for transformer and distribution protection, it provides current-limiting performance with visual blown-fuse indication and compatibility with standard spring-reinforced clips.

The Eaton Bussmann DFJ-30 is a 30A Class J high speed, current-limiting drive fuse designed to protect AC and DC drives and power semiconductor devices. Rated up to 600 Vac and 450 Vdc, it provides very low I²t let-through energy and high interrupting capacity for demanding industrial applications.

The MTL IOP32D is a DIN-rail mounted surge protection device designed to protect digital and analogue I/O circuits. It provides surge protection for two independent loops (four wires) using a hybrid protection circuit rated up to 20 kA. The device is suitable for industrial control and instrumentation applications and is certified for use in hazardous areas.

The Siemens Sentron ED43B020 is a 3-pole, 20 amp molded case circuit breaker rated for 480 VAC operation. It provides thermal-magnetic protection with long-time and instantaneous trip functions and is designed for use in commercial and industrial power distribution systems.