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3SB6Z, Miniature Circuit Breakers for DC Applications

Functions
●Overload protection
● Short circuit protection
● Controlling
● Protection for people and big length cables in TN and IT systems
● DC string protection: Protects the PV module from dangerous high DC back current
● Applications in direct current circuits,such as motors,auxiliary circuits,and photovoltaic systems.
● Used in industry and new energy
Availability:
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Technical Specifications

  • Standard:IEC 60947-2

  • Rated current In(A):6,10,16,20,25,32,40,50,63 

  • Number of poles:1,2,3,4

  • Operational voltage Ub(V DC):

  • Min.:12

  • Max.:1P:250;2P:500;3P:750;4P:1000

  • Rated insulation voltage(VDC):1500

  • Rated impulse withstand voltage(kA):5

  • Tripping characteristic:B,C

  • Characteristic B(In):4~7

  • Characteristic C (In):7~15

  • Thermal operating limit(In):1.05-1.3


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