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Imported from China

Manufacturer: Pinggao Group Co., Ltd.
Contractor/Distributor:
Supplied To: Sunkoshi Hydropower Station

Technical Specifications for 11KV Vacuum Circuit Breaker
S.N.	Name	Spec.
1	Type	VSI 1/25 or equivalent
2	Applicable Standard	IS 13118/IEC 56/BS 5311
3	Rated Voltage	11 KV
4	Maximum System Voltage	12 KV
5	Lightning Impulse withstand voltage	75 KV
6	One Minute Power Frequency withstand voltage	28 KV
7	Rated Frequency	50 Hz
8	Rated Continuous Current	800A
9	Short Circuit Breaking Current	25 kA for 1 sec
10	Rated Making Current	62-65 kA
11	Total Interrupting Time	Less than 80 ms
12	Total Making Time	Less than 100 ms
13	Operating Voltage for closing and tripping coils	110 V DC
14	Operating Mechanism	AC/DC Motor operated
15	Additional Spring Charging	Manual
16	Supply voltage of auxiliary circuit	1-Φ, 240 V AC
17	Operating Sequence	0-0.3sec-CO-3min-CO

२०७५ वैशाख
2018 Apr-May
आ Sun	सो Mon	मं Tue	बु Wed	बि Thu	शु Fri	श Sat
8	9	10	11	12	13	१ 14 २०७५वैशाख शनिबार १ नवबर्षारम्भ April 14 2018
२ 15	३ 16 २०७५वैशाख सोमबार ३ आमाको मुख हेर्ने दिन April 16 2018	४ 17	५ 18	६ 19	७ 20	८ 21
९ 22	१० 23	११ 24 २०७५वैशाख मंगलबार ११ लोकतन्त्र दिवस April 24 2018	१२ 25	१३ 26 २०७५वैशाख बिहीवार १३ April 26 2018	१४ 27	१५ 28
१६ 29	१७ 30 २०७५वैशाख सोमबार १७ बुद्ध जयन्ती April 30 2018	१८ 1 २०७५वैशाख मंगलबार १८ मजदुर दिवस May 1 2018	१९ 2	२० 3	२१ 4	२२ 5
२३ 6	२४ 7	२५ 8	२६ 9	२७ 10	२८ 11	२९ 12
३० 13	३१ 14	15	16	17	18	19

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