Characteristics
1.Number of poles:1P, 2P,3P,4P
2.Rated Current(A):16,25,40,63,80,100
3.Rated Voltage(V):AC230/240,400/415(4P)
4.Frequency:50/60Hz
5.Protection degree:IP20
-
Replacing a Circuit Breaker Switch: Signs, Safety, and Smart Choices
Last Friday, what should have been a relaxing family movie night came to an abrupt stop—again. R...
Date:2026-01-30 -
MCB vs MCCB Ratings: What’s the Difference and How to Choose the Right Breaker?
Understanding the Difference Between MCB and MCCB Ratings In electrical protection design, no...
Date:2026-03-09
Why Is Short-Circuit Coordination Important in a Motor Starter?
A motor starter does more than switch a motor on and off. It must also protect the motor circuit when...
Date: 2026/06/11
Circuit Breaker vs Contactor vs Overload Relay: What Is the Difference?
Quick Answer A circuit breaker, contactor, and overload relay are often installed together in a motor control circuit, but they...
Date: 2026/06/09
What Wire Size Mistakes Can Make a 60 Amp Breaker Unsafe?
Quick Answer A 60 amp breaker wire size should not be selected from the breaker rating alone. Although 6 AWG copper...
Date: 2026/06/08
What Is the Purpose of a Miniature Circuit Breaker in a Low-Voltage Electrical System?
Quick Answer The main purpose of a Miniature Circuit Breaker is to protect low-voltage electrical wiring and circuits against excessive current...
Date: 2026/06/05
Why Is MCB Protection Not Only About Rated Current?
Quick Answer MCB protection is not only about rated current because an MCB must protect the whole circuit, not just...
Date: 2026/06/03