CTM1EGT Series IoT Intelligent Molded Case Circuit Breaker-Zhejiang Chengtong Electric Power Technology Co.,Ltd.

Model	CTM1EGT-250			CTM1EGT-400			CTM1EGT-630
Frame grade rated current Inm(A)	250			400			630
Rated current(adjustable)In(A)	(0.4~1.0)ln
Rated working voltage Ue(V)	AC380/400/415
Rated insulation voltage Ui(V)	1000
Rated impulse withstand voltage Uimp(kV)	12
Pole	3			3			3
Rated limit short-circuit breaking capacity class	L	M	H	M	M	H	M	H
Rated limit short-circuit breaking capacity lcu(kA)	30	50	85	50	65	85	65	85
Rated running short-circuit breaking capacity lcs(kA)	20	35	50	35	50	65	50	65
Rated short time withstand current Icw(kA)/1s	5	10		8	10		10
Utilization category	B
Flashover distance(mm)	≤50			≤100			≤100

Model	Contour size							Installation size				External copper busbar size	Wiring screw	Specification of mounting screw
	W	W1	L	E	H	H1	H2	A	B	B1	D
CTM1EGT-250	142	107	225	204	130	24	100	204	70	35	35	20	M8×20	M4×45
CTM1EGT-400	195	150	285	252	152	40	110	247	96	48	48	30	M10×35	M6×75
CTM1EGT-630	195	150	285	252	152	40	110	247	96	48	48	30	M10×35	M6×75

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.

CTM1EGT Series IoT Intelligent Molded Case Circuit Breaker