Circuit protection devices are safety components that are used in every electronic device and system, ranging from the smallest smartphones and wearables to high-reliability applications like ...

Raychem Circuit Protection, a business unit of Tyco Electronics, has announced the introduction of its PolySwitch(tm) LVR series of resettable circuit protection devices. PolySwitch LVR devices help ...

Telecom Overvoltage Protectors Target Through-Hole Applications Bourns Inc. (909) 781-5500; fax (909) 781-5006; www.bourns.com The TISP4xxxLM series of telecom overvoltage protectors... The TISP4xxxLM ...

Circuit breakers now sport advanced features that include remote control and operational status reporting. Engineers have long considered circuit protection a stable if somewhat unglamorous area.

Figure 1. Two-pole circuit breakers interrupt both neutral and hot wires (Click to enlarge). Figure 2. A typical combination switch and circuit breaker for medical equipment. Figure 2. A typical ...

Basics of MOV and GDT device construction and operation. Typical surge rating densities, leakage current, and capacitance of compared devices. Commonly experienced aging mechanisms and failure modes.

Electrical overcurrents can not only damage systems, but also cause costly downtime. Fuses are said to be a great way to protect a battery energy storage system (BESS) simply and cost-effectively. In ...

The rapid expansion of artificial intelligence and machine learning applications is fundamentally transforming data center ...

Note: This article is based on the 2011 NEC. Article 430 provides the requirements for electric motors while Art. 440 offers amended and additional requirements for hermetic motors, such as those used ...

Each motor branch circuit must be protected against short circuit and ground faults by an overcurrent device sized no greater than the percentages listed in Table 430.52. A branch-circuit ...

A new type of device provides designers of automated installations for North America with performance, cost, and safety benefits. Industrial machinery and equipment system designs typically rely on ...

Since the global electricity market adopted an alternating current (ac) system rather than a direct current (dc) system for power transmission and distribution (T&D), switchgear has been the backbone ...