YFM3 Series Molded Case Circuit Breaker
YFM3 series molded case circuit breaker (hereinafter referred to as circuit breaker) is oneof the new circuit breakers desianed and developed by the company comprehensively usinginternational advanced technology. its rated insulation voltage is 800V, suitable for AC 50Hzor 60Hz, rated working voltage to 690V, rated current to 800A distribution network circuit.used to distribute power and protect lines and power equipment from overload, short circuit.undervoltage and other faults damage. At the same time, it can also be used as the motor'sinfrequent starting and overload, short circuit, undervoltage protection.

Specification Parameter
Model number | Housing grade Rated current A | Rated current A | Rated operating voltage V | Rated insulation voltage V | Rated limit short-circuit breaking capacity kA 400V/690 | Rated operating short-circuit breaking capacity kA 400V/690 | Weight | |
YFM3-100L | 100(63) | 10162032405063 | 400 | 500 | 35* | 17.5* | ||
YFM3-100M | 50/10 | 25/5 | ||||||
YFM3-125L | 125 | 506380100125 | 690 | 800 | 35/8 | 25/5 | 1.4 | |
YFM3-125M | 75/10 | 50/10 | 1.7 | |||||
YFM3-250L | 250 | 100 180 250 | 125 160 200225 | 35/8 | 25/5 | 2.3 | ||
YFM3-250M | 75/10 | 50/10 | 2.8 |