25 Year OEM,ODM$OBM Special Circuit Break Manufactory In China
  jack_yuanky          jack_yuanky
Fax: 0086-577-62652370
Tel: 0086-577-62652939


The basic parameters of the B3 series circuit breaker

Maximum voltage: 480/277VAC  50/60Hz,  80VDC
Current Level: 1A~100A
Auxiliary Switch: SPDT, 10.1A  250VAC, 0.5A  80VDC, 1A  125VAC.
Insulation Resistance: 500VDC ,Minimum 100 megohms
Dielectric Strength: UL/CSA, in one minute on the condition of alternating , 11500V via the terminal
Life: Under condition of rated voltage and rated current the mechanical life is 10000times(6times every minute),the electric life is 6000 times
Trip-free: when overload, even if forced to keep the handle actuators in the ON position, the internal circuit breaker has been tripped.
Trip indication: Trip indication, when the overload, the actuators position the handle indication display OFF .when trip in the middle, and overload ,the actuators position handle in middle.
working environment : -40℃~+85℃
Install condition:when install , for the install panel screw please use 0.8-1.0NM .when the terminal connected,fo#8-32orM4 screw please use 1.4-1.7NM .For the #10-32orM5 screw,please use 1.7-2.3NM. As for the CB with 2or3 poles and more than 2 handles, the link rod、sleeve  and retainer ring of the handle is in bulk.Please put the axis and sleeve on the handle,then put the retainer ring on each side. The product should install on horizontal, if you want vertical installation ,you need make spcial order
Poles: 1P、2P、3P
Weight  about: 110g/p
Standard: EN60934、UL1077、GB17701、UL489A、UL489
Working performance : as follow