MCB circuit breaker MB7

thermal-magneticshort-circuitoverload

Meba mcb mccb MB7 type is mainly used in AC50/60Hz single pole 230V or two, three, four pole 400V voltage for overload and short-circuit protection as well as for un-frequent on-and-off switching electric equipment and lighting circuit under normal condition, the product is suitable for industry, business, building, residence, etc. It’s conformity with GB10963, IEC60898 standards. Specification • Manufacturing Standards : IEC 60947-3 • Tropicalization : Relative Humidity : ℃ : 93% RH at 25℃ • Room Temperature : ℃ : -5℃ a 40℃ • Electrical Properties : Rated at 40℃ : A : 6/10/16/20/25/32/40/50/63 • Rated operating voltage at 40℃ : Vac : 240/415 • Nominal Frequency : Hz : 50/60 • Interrupting Capacity : kA : 4.5/6 • Operating temperature : ℃ : -5℃ a 40℃ • Degree of Protection : IP20 • Number of poles : 1, 1+N, 2, 3, 3+N, 4 • Conductor cross section (minimum allowable) : mm2 : 25 • Minimum number of power moves : 4000 • Minimum number of mechanical operations : 8000 • Operation curve : / • Current Trip Curve : A : / • Characteristic Intervention : attach • Type Of Assembly : FOR RIEL DIN 35mm • Present Certificates : CE • ISO 9001-2000 • IEC 60947-3 standards • Life, given by us to ensure that the life of the goods offered by at least 5 years.