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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 माघ
2019 Jan-Feb
आ Sun	सो Mon	मं Tue	बु Wed	बि Thu	शु Fri	श Sat
13	14	१ 15 २०७५माघ मंगलबार १ माघे संक्रान्ति January 15 2019	२ 16 २०७५माघ बुधबार २ राष्ट्रिय भूकम्प सुरक्षा दिवस January 16 2019	३ 17	४ 18 २०७५माघ शुक्रवार ४ January 18 2019	५ 19
६ 20	७ 21 २०७५माघ सोमबार ७ श्रीस्वस्थानी व्रतारम्भः January 21 2019	८ 22	९ 23	१० 24	११ 25	१२ 26
१३ 27	१४ 28	१५ 29	१६ 30 २०७५माघ बुधबार १६ शहीद दिवस January 30 2019	१७ 31	१८ 1	१९ 2
२० 3	२१ 4	२२ 5 २०७५माघ मंगलबार २२ सोनाम ल्होसार February 5 2019	२३ 6	२४ 7	२५ 8	२६ 9
२७ 10 २०७५माघ आईतबार २७ श्रीपञ्चमी, सरस्वती पुजा February 10 2019	२८ 11	२९ 12	13	14	15	16

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