4p Three Phase AC Overvoltage and Undervoltage Protector
Price
Min. Order Reference FOB Price
1 Piece US$16.80-35.00 / Piece
Sepcifications
- Transport Package by Sea/Air
- Specification box
- Trademark Aswich
- Origin China
- Voltage Ui 220VAC/380VAC
- Current 40A 63A
- Phase Single Phase/Three Phase
- Undervoltage Setting Range 210-140
- Protection Degree IP20
- Poles 2p/4p
- Rated Power 50Hz/60Hz
Product Description
An Overvoltage and Undervoltage Protector is an electrical safety device designed to safeguard equipment and systems by automatically disconnecting circuits when voltage exceeds safe limits (overvoltage) or drops below acceptable thresholds (undervoltage). Below is a detailed breakdown of its ...
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Circuit Breaker Arc Extinction: Principles, Methods, and Common TechnologiesBy Aswich Electrical Co., Ltd. on 25/04/2025When it comes to electrical safety, circuit breakers play a crucial role in preventing damage to systems by disconnecting electrical circuits during faults or overloads. One of the most critical aspects of a circuit breaker’s performance is its ability to handle electrical arcs. Arcing occurs when a circuit breaker interrupts current, potentially causing damage to the device, electrical components, or even posing a fire hazard. That’s why understanding how circuit breakers extinguish arcs is essential for ensuring safe, reliable operation.
In this blog, we’ll dive into the key arc extinction principles, common methods, and the specific technologies used by various circuit breakers. By the end of this article, you’ll gain a clear understanding of how arc extinction works and how it helps protect your electrical systems.