China Miniature Isolating Circuit Breaker manufacturers – high-quality OEM/ODM suppliers with competitive pricing! A MCB is not a "circuit breaker" in the standard sense, but rather a miniature switching device with a clearly visible disconnect point for safe isolation. It is typically used in conjunction with a MCB to manually isolate the circuit and ensure safe maintenance.
Ceho is Leading Miniature Isolating Circuit Breaker manufacturer. This type of circuit breaker is an automatically operating electrical switch used to prevent overcurrent damage to the circuit. Iy will trip in the event of a short circuit or overload to protect equipment from faults or electrical damage. When the current exceeds a set value, it will automatically cut off the current to prevent damage to the circuit due to potential fire hazards. Rated currents are: 1A, 5A, 2A, 10A, 16A, 25A, 20A, 32A, 50A, 40A, and 63A. The service life of the product depends primarily on various factors, such as the severity and frequency of tripping, equipment quality, and environmental conditions. Typically, with proper use and maintenance, these devices can last for decades.
Technical Data
Rated Current
6A,10A,16A,20A,25A,32A,40A,50A,63A
Rated Voltage
230/400VAC(240/415)
Rated Frequency
50/60Hz
Number of Pole
1P,2P,3P,4P(1P+N,3P+N)
Module size
18mm
ICurve type
B,C,D Type
Breakering capacity
6000A
Optimumoperating temperature
-5°C to 40°C
Terminal Tightening torque
5N-m
Terminal Capacity(top)
25mm?
Terminal Capacity(bottom)
25mm?
Electro-mechanical endurance
4000cycles
Mounting
35mm DinRail
Suitable Busbar
PIN Busbar
Applications
From the basic purpose of use, in fact, the core function of Miniature Isolating Circuit Breaker is to protect the circuit.To elaborate, we can divide the following directions:
1. Overload and overcurrent protection: that is, it can protect the circuit from overload damage. When the current exceeds the rated capacity of the MCB, it trips and cuts off the current to prevent further damage.
2. Short circuit protection: MCB can prevent short circuit, when there is a low resistance connection between the two conductors, it will detect the sudden surge of current and trip, prevent overheating and fire hazards.
3. Ground fault protection: If you need it, you can ask us to equip your custom Miniature Isolating Circuit Breaker with ground fault protection function to detect leakage. Protection against electric shock and insulation failure is important for safety.
4. Selective coordination: MCB can be used in conjunction with other protective devices, so that the device closest to the fault point can be disconnected first, minimizing downtime and damage.
5. Remote Control: With Ceho's advanced design, our products feature remote control capabilities that make it easier to monitor and control circuits in industrial or commercial environments.
For inquiries about power transformer, box-type substation, switchgear or price list, please leave your email to us and we will be in touch within 24 hours.
We use cookies to offer you a better browsing experience, analyze site traffic and personalize content. By using this site, you agree to our use of cookies. Privacy Policy