JCZ2-6J(D)/400-4 Vacuum contactorDetailed product description：

JCZ2-6J (D)/400-4 vacuum contactor product features:
1. Can be operated frequently
2. High reliability, long mechanical life, J-type machine can withstand 100000 cycles; The D-type machine can reach 1 million cycles.
3. Small size, good structural performance.
4. High insulation level, which can match the parameters of high-voltage switchgear.
5. The control circuit design is innovative, comprehensive, and reliable. The machine is equipped with a closing contactor, and the external circuit is simple.
6. The communication plan adopts varistor protection for rectifier components. Meets the requirement of 100 mechanical lifetimes. The terminal wiring is convenient. The auxiliary contact has a large capacity and can switch between 4 open, 4 closed, and 1 external switch.
7. Equipped with counters, opening and closing plates, and anti interlock devices.
8. Do not lubricate again during use, maintenance free.
9. Beautiful appearance, easy installation, and reasonable craftsmanship.

JCZ2-6J (D)/400-4 vacuum contactor technical parameters:

serial number	name			unit	parameter
one	maximum voltage			kV	seven point two
two	Rated working voltage			kV	3，6
three	Rated working current			A	250，400
four	Rated closing current			A	four thousand
five	Rated breaking current			A	three thousand and two hundred
six	Maximum breaking current			A	four thousand and five hundred
seven	Rated short-time withstand current			A-s	4000-4
eight	Half current allowable current (instantaneous value)			kA	forty
nine	insulation level		1-minute power frequency withstand voltage	kV	thirty-two
			Full wave impulse withstand voltage		sixty
ten	mechanical life		J-type machine	ten thousand times	ten
			D-type machine		one hundred
eleven	Job Category				AC-3、AC-4
twelve	mechanical properties		Closing time	s	<0.15
			Opening time	s	<0.05
			Three phase disconnection with different synchronization times	m-s	≤2
thirteen	Rated short-time operating frequency			Times/h	one thousand and eight hundred
fourteen	Main circuit resistor			μΩ	≤200
fifteen	electrical life		AC-3	ten thousand times	five
			AC-4		one
sixteen	Vacuum switch tube		model		TJ201A
			degree of vacuum	Pa	≤1.33×10-3
			Storage period		20 years
			mechanical life	ten thousand times	one hundred
seventeen	Recommended short-circuit protection appliances				High breaking capacity high-voltage fuse
					WFNHO type (25-200A)
					WFNHO type (225-315A)
eighteen	Rated control power supply	DC220V AC220V	Closing current	A	five point five
			Opening current		one
			Close and maintain current		zero point five
		DC110V DC220V	Closing current		eleven
			Opening current		two
			Close and maintain current		one
nineteen	auxiliary contact	rated voltage		V	two hundred and twenty
		rated current		A	ten
		Maximum control capacity	AC	VA	one thousand
			DC	W	ninety
twenty	Overall dimensions	D-type machine (width x depth x height)		mm	386×298×336
		J-type machine (width x depth x height)			386×298×415
twenty-one	weight	D-type machine		kg	thirty-eight
		J-type machine			thirty-nine

JCZ2-6J (D)/400-4 vacuum contactor