China 2020 High quality Ex Proof Electrical - Industrial control 400A double changeover knife switch central handle type – Hawai factory and manufacturers

2020 High quality Ex Proof Electrical - Industrial control 400A double changeover knife switch central handle type – Hawai

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We have been commitment to supply the competitive price ,excellent products and solutions high-quality, at the same time as fast delivery for Mcb , 690v Circuit Breaker , Power relay , We warmly welcome merchants from home and abroad to call us and establish business relationship with us, and we will do our best to serve you.

2020 High quality Ex Proof Electrical - Industrial control 400A double changeover knife switch central handle type – Hawai Detail:

YUANKY Double-changeover knife switch

Standard: IEC 60947-3,GB14048.3
Ambient temperature：-5℃~ 40℃
Altitude：< 2000m
Regular Working Condition: >40℃, Humidity < 50% >20&<40℃,Humidity < 90%
Pullution grade：III

Switch Box rated current (A)	Making and breaking capacity			Knife switch of AC voltage 380V and 60% rated current Electric service life (times)	(KA) Motor stability current peak	(KA) Isecond thermal stability current
	AC380V COSΦ 0.72-0.82	DC
		220V	440V
		T0.01 0.001 T0.01 0.001 Second
32	32	32	16	3000	25	21.2
63	63	63	32	3000	25	≥1.2
100	100	100	50	2000	25	≥1.2
160	160	160	80	1000	25	≥1.2
225	225	225	113	1000	30	≥1.2
400	400	400	200	500	30	≥1.2
Frame degree current		Screw size		.N.M) Tightening torque	(mm²) Recommended wire
32A		M4		1.2	10
63A		M5		2	16
100A		M6(7)		2.5	35
160A		M8		4	50
225A		M10.		6	75
400A		M12		8	120

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We are also specializing in improving the things management and QC method in order that we could retain terrific edge inside the fiercely-competitive small business for 2020 High quality Ex Proof Electrical - Industrial control 400A double changeover knife switch central handle type – Hawai , The product will supply to all over the world, such as: Sevilla, Rwanda, America, Our company now has many department, and there have more than 20 employees in our company. We set up sales shop, show room, and product warehouse. In the meantime, we registered our own brand. We have tightened inspection for quality of product.

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