SCB8-125 Miniature Circuit-Breakers

SCB8-125 Miniature Circuit-Breakers

• Current-limiting miniature circuit breaker with overload & short-circuit protection.

• Suitable for AC 50/60Hz industrial and commercial lighting distribution systems:
  Single-pole: up to 230V;2/3/4-pole: up to 400V

• Allows infrequent circuit switching under normal conditions.

• Attractive, compact, lightweight design with DIN-rail mounting.

• Fast tripping response for high protection efficiency.

• Housing and components made of high flame-retardant & impact-resistant plastic for reliability.

• Integrated structure: housing, operating mechanism, contact system, thermal & electromagnetic trip units, and arc extinguishing chamber.

 

ELECTRICAL TECHNICAL REFERENCE

PRODUCT MODEL SCB8-125
Pole 1P 2P 3P 4P
Rated Operational Voltage/Ue(V) 230VAC 230VAC 400VAC 400VAC
Rated Operational Current/In(A) 40,50,63,80,100,125A
Frequency(Hz) 50/60HZ
Ultimate Breaking Capacity/Icu(kA) 6kA
Rated Breaking Capacity/Ics(kA) 6kA
Max. Impulse Current/limp(A) 6kA
Mechanical Life 20000
Electrical Life 4000
Fire-retardant Enclosure Level(mm) 27*82.5*73 54*82.5*73 81*82.5*73 108*82.5*73
Wiring diagram
Device Width x Height (mm) V0
Method of Mounting DIN RAIL
Mounting Easy installed and fastening onto 35mm device rail(DIN)
Terminal Capacity 25mm²
Fastening Torque of Terminals 3N
Location Indoor or in the Water-proof Box
Ambient Temperture -5℃ To 50℃
Altitude ≤2000m
Relative Humidity 90%
Weight(per pole) 0.12kg
Pollution Level 2
Installation Class Ⅱ/Ⅲ

 


Recommended Products

Recommended News

DC Fuse to Blow Repeatedly in a Solar String

What Causes a DC Fuse to Blow Repeatedly in a Solar String? | SUNTREE

A DC fuse that blows once is doing its job. A DC fuse that blows twice might be bad luck. A DC fuse that blows three, four, or five times? That’s a problem demanding immediate attention.Repeated fuse
Suntree Showcases Full New Energy Product Line at SNEC PV+ 2026

Suntree Showcases Full New Energy Product Line at SNEC PV+ 2026

From June 3 to 5, 2026, Suntree showcased its full lineup of electrical components, EV chargers, PV, and energy storage equipment at the 19th SNEC PV+ International PV & Smart Energy Show at the Shanghai N...

GET A QUOTE

GET IN TOUCH NOW
Captcha Code
×
We value your privacy
We use cookies to provide you with a better online experience, analyse and measure website usage, and assist in our marketing efforts.
Accept All