Miniature Circuit Breaker Symbol Iec

This results in a low load on cables and a high selectivity for downstream fuses.

Miniature circuit breaker symbol iec. Injury may still occur in some cases for example if a human falls after receiving a shock or if the person touches both conductors at the same time which an rcd won t. The qualifying symbol the bit like a square wave addition to the contact arm indicates a thermal component to the cb. Looking for schneider electric iec miniature circuit breaker amps 3 a curve type c ac voltage rating 240 415v ac phase 1 482m14. Modular in size and design the iec miniature circuit breakers are packed with innovative functions ensuring the highest quality standards worldwide.

The main function of an mcb is to switch the circuit i e to open the circuit which has been connected to it automatically when the current passing through it mcb exceeds the value for which it is set. Siemens iec style miniature circuit breakers mcbs are a complete system equipped to provide optimum support and protection for buildings systems and most important people. This would be a version of the sumbol you are looking for. This type of circuit breaker rated current is below 100 amps.

It is used for tripping purpose while circuit connection in overload or short circuit situation. Gb14048 2 low voltage switchgear and controlgear part 2. The components have a modular design and are therefore available in 1 to 4 pole versions and for rated currents of 0 5 40 a. Gb10963 1 circuit breakers with overcurrent protection for household and similar places part 1.

Mcb full form mcb symbol 3 types of mcb miniature circuit breaker is the full form of mcb. Stahl series 8562 miniature circuit breakers boast good current limiting for short circuits and a high switching capacity of 6 or 10 ka. A residual current device rcd residual current circuit breaker rccb or ground fault circuit interrupter gfci is a device that quickly breaks an electrical circuit to prevent serious harm from an ongoing electric shock. Circuit breakers for ac.

Looking for schneider electric iec miniature circuit breaker amps 45 a curve type d ac voltage rating 240 415v ac phase 1 482m78. Looking at the iec symbol menu under circuit breakers 1 pole the second symbol is for a thermal circuit breaker. Easy online ordering for the ones who get it done along with 24 7 customer service free technical support more. What is miniature circuit breaker mcb.

Iec 60898 1 electrical accessories circuit breakers for overcurrent protection for house hold and similar installation part 1. Easy online ordering for the ones who get it done along with 24 7 customer service free technical support more. An electronic symbol is a pictogram used to represent various electrical and electronic devices or functions such as wires batteries resistors and transistors in a schematic diagram of an electrical or electronic circuit these symbols are largely standardized internationally today but may vary from country to country or engineering discipline based on traditional conventions.