EBS8B Miniature Circuit Breaker


EBS8B Series circuit breaker is used in protection lighting or power distribution system from over-load and short-circuit, apply to the circuit of AC 50Hz/60Hz, rated voltage less than 415V. The product adopt high fire resistant and shockproof plastics, quality metal materials, which is neoteric in structure, light in weight, reliable in performance.
Products comply with IEC/EN60898-1.


Type Standard   lEC/EN 60898-1






Rated current ln A 1, 2, 4, 6, 10, 16, 20, 25, 32, 40, 50, 63
Poles P 1, 2, 3, 4, 1P+N, 3P+N
Rated voltage Ue V 240/415
Insulation voltage Ui V 500
Rated frequency Hz 50/60
Rated breaking capacity A 6000
Rated impulse withstand voltage(1.2/50)Uimp V 6000
Dielectric test voltage at ind. Freq. for 1min kV 2
Pollution degree   2
Thermo-magnetic release characteristic   B, C, D



Mechanical features

Electrical life t 6000
Mechanical life t 20000
Protection grade   IP20
Reference temperature for setting of thermal element °C 30
Ambient temperature

(with daily average≤35°C)

°C -5~+40
Storage temperature °C -25~+70





Terminal connection type   Cable/Pin-type busbar
Terminal size top / bottom for cable mm² 25
AWG 18/3
Terminal size top / bottom for busbar mm² 25
AWG 18/3
Tightening torque N*m 2
In-Ibs 18
Mounting   On DIN rail EN 60715(35mm)by means of fast clip device
Connection   From top and bottom


EBS8B miniature circuit breaker mcb Dimension

11 MB

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