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Electrical Vacuum Interrupter Integrity Test 20 Years Shelf Life

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Electrical Vacuum Interrupter Integrity Test 20 Years Shelf Life

Name: Electrical Vacuum Interrupter Integrity Test 20 Years Shelf Life
Brand: GUOGUANG
Price: 1 USD

Brand Name : GUOGUANG

Model Number : TJC20-7.2/630

Place of Origin : Sichuan, China (Mainland)

MOQ : Negotiation

Price : Negotiation

Payment Terms : T/T

Supply Ability : 200 Pieces per month

Delivery Time : within 10 working days

Packaging Details : Export packing-layer board box/carton box

Rated Voltage : 7.2kV

Rated Current : 630A

Rated Frequency : 50/60Hz

Net Weight : 1.7kg

Shelf Life : 20 years

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Parameter

No.	MAIN TECHNICAL DATA		Unit
1	Rated Voltage		kV	7.2
2	Lightning Impulse Withstand Voltage (Peak)		kV	60
3	Short-time (1min) Power-frequency Withstand Voltage		kV	32
4	Rated Frequency		Hz	50/60
5	Rated Current		A	630
6	Rated Short-time Withstand Current		kA	6.3
7	Rated duration of Short-circuit		s	4
8	Rated Breaking Current		A	5040
9	Limiting Breaking Current		kA	6.3
10	Rated Making Current		kA
11	Rated Operating Frequency	AC-3	Operations/h
11	Rated Operating Frequency	AC-4	Operations/h	300
12	Short-time Operating Frequency		Operations/h
13	Utilization Category		AC
14	Electrical Endurance	AC-3	Operations	2.5*10⁵
14	Electrical Endurance	AC-4	Operations	10*10⁴
15	Mechanical Endurance		Operations	3.0*10⁴
16	Clearance Between Open Contacts		mm	4.5~6
17	Contact Closing Force Due to Bellows and Atmosphere		N	70±10
18	Counter force of Contacts at Full Stroke		N	120±10
19	Circuit Resistance at Min. Rated Contact Force		μΩ	≤ 160
20	Contact Limit Erosion		mm	1.5
21	Mass of Moving Parts		kg	0.42
22	Internal Gas Pressure		Pa	≤ 1.33*10^-3
23	Shelf Life		Year	20

Electrical Vacuum Interrupter Integrity Test 20 Years Shelf Life

About Us :

The main business scope of the company is: Research and production for all kinds of microwave electron vacuum parts, solid microwave devices and microwave encapsulation, vacuum contactor and breaker, vacuum chamber, switch gear, aircraft kitchen appliance(including train meal-trolley) , exhaust carts, all kinds of non-standard machinery and electrical equipment, vacuum gauge, vacuum measurement instruments, appliance of microwave energy, microwave source, medical laser appliances, etc. The products have been sold as far as overseas market and achieved great contributions for the national defense and scientific research work.

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