OEM China Replacement Bulb - Vacuum Chamber TJC20-7.2/630 – Guoguang Electric

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Vacuum Chamber TJC20-7.2/630 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 Ra...


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OEM China Replacement Bulb - Vacuum Chamber TJC20-7.2/630 – Guoguang Electric Detail:

Vacuum Chamber TJC20-7.2/630

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

 

AC-4

 300

12

Short-time Operating Frequency

Operations/h

 

13

Utilization Category

AC

 

14

Electrical Endurance

AC-3

Operations

 2.5*105

AC-4

10*104

15

Mechanical Endurance

Operations

3.0*104

16

Clearance Between Open Contacts

N

4.5~6

17

Contact Closing Force Due to Bellows and Atmosphere

N

70+-10

18

Counter force of Contacts at Full Stroke

μΩ

120+-10

19

Circuit Resistance at Min. Rated Contact Force

mm

<=160

20

Contact Limit Erosion

 

1.5

21

Mass of Moving Parts

 

0.42

22

Internal Gas Pressure

 Pa

<=1.33*10-3

23

Shelf Life

Year

20

 

Outline Dimension drawing

556699


Product detail pictures:

OEM China Replacement Bulb -
 Vacuum Chamber TJC20-7.2/630 – Guoguang Electric detail pictures


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We pursue the management tenet of "Quality is remarkable, Company is supreme, Name is first", and will sincerely create and share success with all clientele for OEM China Replacement Bulb - Vacuum Chamber TJC20-7.2/630 – Guoguang Electric, The product will supply to all over the world, such as: Las Vegas , Johor , Saudi Arabia , Providing Quality Products, Excellent Service, Competitive Prices and Prompt Delivery. Our products are selling well both in domestic and foreign markets. Our company is trying to be one important suppliers in China.
  • The company's products very well, we have purchased and cooperated many times, fair price and assured quality, in short, this is a trustworthy company!
    5 Stars By Maureen from Zambia - 2015.07.27 12:26
    Products and services are very good, our leader is very satisfied with this procurement, it is better than we expected,
    5 Stars By Gloria from Hamburg - 2015.07.27 12:26

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