CTB9 Series Miniature Recloser Circuit Breaker-Zhejiang Chengtong Electric Power Technology Co.,Ltd.

Rated current In(A)			40,50,63,80,100,125

Pole			1P+N,2P,3P+N,4P
Working temperature(℃)			Utilization ambient temperature is-40~+70℃, no more than+35℃within24h averagely
Relative air humidity			No more than 50%at the maximum temperature +40℃; the average minimum temperature is no more than +20℃ in the wettest month,herelative humidityis no more than 90%.
Protection class			IP20
Breaking capacity			6kA
Wiring			1P+N/2P single phase
			3P+N/4P 3P4W system
Rated working voltage Ue(V)			1P+N/2P AC 230V 50/60Hz
			3P+N/4P AC 400V 50/60Hz
Electrical life(times)			≥6000 Times, cosφ=0.85~0.9
Mechanical life(times)			≥15000 Times
Rated impulse withstand Uimp(kV)			≥6
Dielectric strength			2500V Voltage/min
Automatic closing time tc (s)			≥3s
Power-on delay td(s)			td≥4s(Can be setaccording tothe customer's demand)

Q: Can circuit breaker specifications be customized based on project parameters?

Support customization requirements such as parameter tuning, communication protocol, wiring method, and appearance identification. The R&D team can provide adaptation solutions for engineering drawings.
Q: Can samples and testing reports be provided before procurement?

Samples can be applied for, and a complete set of materials such as third-party testing certificates, high-tech/specialized and new qualification documents, product qualification certificates, etc. can be provided to meet the requirements of bidding and power grid inventory review.
Q: What industries and projects is the product suitable for?

Widely used in industrial and commercial power distribution, photovoltaic new energy, municipal power grid renovation, residential buildings, factory workshops, charging pile supporting facilities, smart parks, old power distribution upgrades and other scenarios.
Q: What products can you offer?

We focus on the research and development, production, sales, and supporting services of intelligent circuit breaker series products.
Q: After we send you the inquiry, how long will it take to receive a response?

We will reply to you within 12 hours after receiving the inquiry on weekdays.

CTB9 Series Miniature Recloser Circuit Breaker