MM3 MCCB is applicable circuit of AC 50Hz/60Hz, rated insulation
voltage 660V, rated operating voltage Up to 250V(DC). The rated
operating current is 12.5A-1250A, for distribute energe of
electricity and infrequent making and breaking circuit, and
infrequent starting of squirrel cage motor(rated operating current
up to 400A) at normal condition with the function of the protection
against overload and short circuit and under voltage.
TypeRated CurrentIn(A)Pole NumberRated insulationVoltageRated
working voltageUe(V)Arcing-Over distance(mm)Rated limit short
circuit breaking capability(KA)Rated working short circuit breaker
capability(KA)Operating performance(times)Overall
dimension(mm)------AC380V(400)AC660V(690)DC250AC380V(400)AC660V(690)LoadUnloadLWHNM3-400H200,225250,315350,4003
POLES690V380V660V-65254048-10004000254140/184103.5 Working
condition: 1.The altitude not exceeding 2000m. 2.The ambient
temperature is from -5ºC-+40ºC. 3.ambient environment is free from
explosive danger and air or dust ,which may cause cor rosion of
metal or weakness of insulation. 4.Ambient environment is free from
erosion of rain or snow. 5.Pollution degree 3. 6.Over-voltage
category III. FAQ 1. What's your trading methods?We accept
kinds of trading methods,e.g.FOB,CIF.2.What's your Payment terms?We
accept kinds of payment terms,e.g.TT,L/C,O/A. 3. What's the
standard of package?For the small capacity, it use carton, but for
big capacity, we should use strong wooden case for protection.4.
what kind of material of transformer?we have two types, one 85%
silver contacts and the other is 50% silver contacts.It depends on
your requirment.5.Could you offer Form A or C/O ?It totally not a
problem. We can prepare relative documents to foreign affairs
office or other office to apply for this certificate.6.Would you
accept to use our LOGO ?If you have good quantity,it absolute no
problem to do OEM.7.We want to know month capacity.It depends on
which model.For example for relay type small capacity , month
capacity can reach near 20000pcs. Any questions please
feel free to contact us, 7*24 hours for you !!! /* January
22, 2024 19:08:37 */!function(){function s(e,r){var
a,o={};try{e&&e.split(",").forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1
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