Circuit Protection

Circuit Breaker, and RCD Tripping & Curves

04 Feb, 2021
Posted by: Daniel Rehe

In this article we discuss the protection modes of typical circuit breakers which includes AC, DC Miniature Circuit Breakers (MCB), and Residual Current Devices with Overcurrent Protection RCBO's, and AC type Mouled Case Circuit Breakers (MCCB)

Selection of Semiconductor Fuses

20 Jan, 2020
Posted by: Daniel Rehe

Selection of Semiconductor Fuses and Fuse Holders

Fastron has manufactured semiconductor fuses for over 40 years. In this blog we will discuss how to select the...

Overvoltage Protection Varistors (MOV's)

09 Jul, 2019
Posted by: Daniel Rehe

Over Voltage fault protection using Metal Oxide Varistors as Energy Absorbers in Electrical Circuits.

Featured blog

Nov 22, 2023

Repeatability vs Accuracy in Sensors

There are many applications where absolute accruacy is not as important as being able to measure a specific setpoint

May 05, 2023

How Do Current Transformers Sense the Current Direction In AC systems?

You need a voltage reference to determine direction of current flow for AC sources.

Circuit Breaker, and RCD Tripping & Curves

Selection of Semiconductor Fuses

Overvoltage Protection Varistors (MOV's)

Featured blog

Repeatability vs Accuracy in Sensors

How Do Current Transformers Sense the Current Direction In AC systems?

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