Circuit Breakers

Electrical Equipment & Systems

Miniature Circuit Breakers deliver supplementary protection.

January 12, 2016

Rated for 0.5–52 A at 480/277 Vac and 360/180 Vdc, AS168X Series limits let-through energy in event of short circuit up to 10 kA at 277 Vac. Series offers 3 levels of short circuit protection, categorized by F/DF Trip for resistive loads, G/DG for slightly inductive loads, and H/DH Trip for highly inductive loads. Thermal magnetic, positively trip-free breakers, with manual ON/OFF actuation deliver 6,000 cycles. Available from 1–4 poles, DIN rail-mountable units operate from -20 to +60°C. Read More

Electrical Equipment & Systems

Electronic Circuit Breakers offer extended ratings.

December 8, 2015

Available in 48 Vdc, 12 Vdc, and NEC Class 2 models, Series 787-16XX provides accurate readings and fast-tripping characteristics. Solid state devices offer resetting and switching of tripped channels via remote input, pushbutton LEDs and adjustable current via potentiometer, and maintenance-free CAGE CLAMP® for reliable connectivity. Active current limitation is available on select models. With downloadable function-blocks, modules can communicate with most PLCs. Read More

Electrical Equipment & Systems

Multichannel Circuit Breakers protect up to 8 circuits.

December 7, 2015

Available in 4- and 8-channel options requiring just 41 mm of space, CBM Series detects and signals overvoltages and undervoltages, then disables connected loads in targeted manner. Each channel has individual load rated at 0.5–10 A, with LED indication of trip status. Users can lock in set nominal currents electronically, preventing unwanted changes. Operating from -25 to 70°C, programmable units offer remote status monitoring/reset and active current assist. Read More

Electrical Equipment & Systems

Miniature Circuit Breaker complies with UL/CSA/IEC standards.

December 1, 2015

Used in commercial and residential applications, B1NQT recyclable, quick-connect breaker is available in 3 curves (B/C/D) and ranges from 0.5–63 A. This 1- and 2-pole breaker, offered at 120/240 Vac and 60 Vdc, provides protection against shorts and overload conditions for branch and control circuits. Thermal-magnetic current limiting unit is available with optional detachable shield as well as front mount through-door hardware and quick-connect terminal plugs on load side. Read More

Electrical Equipment & Systems, Safety & Security Equipment

Remote Racking System helps ensure technician safety.

November 20, 2015

Available for General Electric Type PowerBreak II circuit breaker, RRS-3 PB II System allows technicians to remotely install and remove circuit breaker from safe distance of up to 300 ft while remaining stationed outside arc-flash boundary. Portable, single-application system is compatible with 800, 1,600, 2,500, 3,000, and 4,000 A circuit breakers. Optional features include 25 ft extension cables, 24 Vdc LED light, and wireless video camera system with LCD monitor. Read More

Electrical Equipment & Systems

Fused Panelboard and Fuse help achieve code compliance.

November 9, 2015

To help achieve NEC® compliance, UL67 listed Fused Coordination Panelboard provides combination rated circuit breaker and fuse for branch circuit protection that ensures fuses will open only on short circuits. FCP offers 2:1 coordination ratio with upstream Amp-Trap 2000 fuses and provides default short circuit current rating of 200 kA. With plug-in retrofit to existing MV fuses, Medium Voltage Controllable Fuse delivers arc flash protection while minimizing installation downtime. Read More

Electrical Equipment & Systems, Mechanical Power Transmission

Remote Switch Actuator operates fusible panelboard switches.

November 6, 2015

Available for Cutler-Hammer FDPW fusible panelboard switches, Model RSA-184 allows technicians to remotely close or trip circuit breaker from safe distance up to 300 ft while remaining stationed outside arc-flash boundary. Portable actuator is compatible with 30, 60, and 100 A twin, horizontal fused switches with 5.375 in. height. Optional features include 24 Vdc LED light, wireless video camera system with LCD monitor, and rugged protective case assembly. Read More

Electrical Equipment & Systems, Mechanical Power Transmission

Portable Remote Switch Actuator helps keep operators safe.

November 2, 2015

Available for General Electric 400–6,000 A EntelliGuard G circuit breakers, Model RSA-162 allows technicians to remotely charge, close, or trip circuit breaker from safe distance of up to 300 ft while remaining stationed outside arc-flash boundary. Installation and operation do not require modifications to existing electrical equipment thanks to magnetic latching system. Optional features include 24 Vdc LED light, wireless video camera system with LCD monitor, and protective case assembly. Read More

Electrical Equipment & Systems

Metal Toggle Circuit Breaker is suited for harsh environments.

October 14, 2015

Available in 1- to 3-pole configurations, MS-Series includes ratings of 0.02–30 A and 65 Vdc, 240 Vac, and 120/240 Vac. Sealed toggle circuit breaker features MIL-PRF-39019F ingress protection that complies with MIL-PRF-55629 and MIL STD 202. Terminal barriers meet UL 1077 spacing requirements, and optional auxiliary switch is available. Typical applications include COTS military communication equipment; construction, mining, and agriculture equipment; generators; and power supplies. Read More

Electrical Equipment & Systems, Controls & Controllers

Automated System remotely controls load break switches.

October 7, 2015

By remotely opening or closing electrical load break switches, Rotary Hot Stick Operator removes field technicians from hazardous locations when performing switch service. System can be configured for both rotary and linear switch operators and will work with all switch types, including Air, Oil, Vacuum, and SF6. RHSO employs fiberglass tripod to center rotary apparatus over vault; motorized clamp assembly is then used to rotate hot stick, which is attached to eyelet to open/close switch contacts. Read More

Electrical Equipment & Systems

Miniature Circuit Breaker delivers extended AC/DC ratings.

July 17, 2015

To protect larger loads, Model SU 200 M offers extended AC and DC ratings up to 40 A at 480Y/277 Vac. DC ratings are 48 V for single-pole and 96 V for multi-pole applications. Unit has reference temperature at 104°F, in accordance with UL® and CSA, for use in enclosures, panelboards, and other warm-environment applications. Housed in halogen-free thermoplastic, SU 200 M MCB is recyclable and features laser-printed markings for identification. Read More

Electrical Equipment & Systems

Low Profile Circuit Breaker has 22,000 A max interrupt capacity.

July 6, 2015

Available with 1–2 poles and 240, 277, and 120/240 Vac ratings, N-Series 1–30 A hydraulic-magnetic circuit breakers suit telecom and datacom PDUs and rack systems. Low-profile design features optimize accessibility of load and line terminals, while UL 489-compliant sliding barriers aid installation. While flush-rocker actuator and push-to-reset guard protect against accidental switching, optional current transformer allows remote outlet metering and monitoring of power usage.
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Electrical Equipment & Systems

Miniature Circuit Breakers protect up to 480 Y/277 Vac systems.

June 10, 2015

Used for branch circuit protection, GMB Series includes UL489, AC, miniature molded circuit breakers that come in 1-, 2-, and 3-pole arrangements ranging from 0.5–63 A. Short circuit interrupt capacity is 10 kA. Used for supplementary circuit protection, GSB Series includes UL1077, AC, supplementary circuit protectors that come in 1-, 2-, 3-, and 4-pole variations that range from 1–63 A and have short circuit interrupt capacity of 5 kA. Both series have 17.5 mm wide housings (per pole). Read More

Electrical Equipment & Systems, Mechanical Power Transmission

Remote Switch Actuator enhances MCCB safety for workers.

May 22, 2015

Compatible with type THQD, THQDL, TQD, and TQDL General Electric Q-Line molded case circuit breakers (MCCBs) with 2/3 poles and rated for 100–225 A, RSA-56C lets technicians remotely close or open circuit breakers from safe distance outside arc-flash boundary. Installation and operation does not require any modifications to existing electrical equipment. Circuit breaker applications include switchboards, motor control centers, and lighting, power, and customized control panelboards. Read More

Electrical Equipment & Systems

Remote Racking System supports VCP-style circuit breakers.

April 28, 2015

Compatible with VCP-style circuit breakers with current ratings of 1,200–3,000 A and voltage ratings of 5–15 kV, CBS ArcSafe® RRS-3 VCP automates racking procedure. Technicians can remotely rack IN or OUT medium-voltage vacuum circuit breaker from safe distance while remaining stationed outside of arc-flash boundary. When accompanied by CBS ArcSafe remote switch operator control unit, RRS-3 VCP eliminates all hazardous manual contact with gear during operation from up to 300 ft away. Read More

Electrical Equipment & Systems

Loadcenter provides up to 120 circuits in standard width.

April 23, 2015

Targeting residential and commercial construction markets, 60-space Type BR Loadcenter eliminates need for additional fuse box equipment or labor. Enclosure measures 14 3/8 in. wide to fit snugly between wall studs. One-piece roll-formed metal backpan features circuit breaker alignment notches to ensure accurately aligned breaker and bus tabs. With 25,000 A interrupting capacity, loadcenter serves as commercial-grade main breaker or as main lug for adding circuits to existing service. Read More

Electrical Equipment & Systems

Fused Coordination Panelboard helps achieve NEC compliance.

April 15, 2015

Providing 2:1 coordination ratio with upstream Amp-Trap 2000 fuses, Fused Coordination Panelboard features default short circuit current rating of 200 kA and provides overcurrent protection through combination of circuit breaker and fuse. Combination used for branch circuit protection ensures fuses will open only on short circuits and circuit breaker can be reset on common overloads. Circuit breaker is designed to operate on overloads up to 2 times rating and fuse over 2 times up to 200 kA. Read More

Electrical Equipment & Systems

Molded Case Circuit Breakers can add 70 functions via accessories.

March 6, 2015

As integrated, variable system, 3VA series meets all energy distribution requires for protecting cables, electrical loads, and industrial equipment against electrically induced damage and downtime. Starter protection variants are included with 3VA1 series, while 3VA2 series includes motor protection and starter protection variants. Protecting electric drives against short-circuits and overloads, 3VA2 series employs electronic trip unit that improves selective grading with downstream fuses. Read More

Electronic Components & Devices, Electrical Equipment & Systems

DIN-Rail Mount Circuit Breakers have 13 mm wide design.

February 6, 2015

Conserving space with high-density housing, DIN-rail mounted circuit breakers are available in 3 varieties. QZ supplemental protection or UL 1077 breakers come in 1-, 2-, and 3-pole versions rated from .5–50 A, while QL branch circuit or UL 489 circuit breakers come in 1- or 2-pole variants with ratings from .5–25 A. For DC applications, QY series is rated from 1–50 A at up to 80 Vdc and carries UL489 listing. Read More

Electrical Equipment & Systems, Electronic Components & Devices

Circuit Breaker/Metal Switch Combo has vandalproof design.

November 24, 2014

Merging overcurrent protection with pushbutton design, T12-MSM combines circuit breakers, featuring thermal operation (T12) and thermal-magnetic operation (TM12), with MSM series metal switches. Switch housing and actuator, fabricated from stainless steel, are available with mounting diameters of 19 and 22 mm and exhibit IP64 tightness protection and IK07 impact resistance. Switching voltage is 240 Vac/28 Vdc with rated current from 50 mA to 16 A (15 A UL). Multiple options are available.
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