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Outdoor High Voltge Vacuum Cirbuit Breaker (ZW7-40.5)

Name: Outdoor High Voltge Vacuum Cirbuit Breaker (ZW7-40.5)
Brand: all-electronics-online.com
SKU: 721856492
Availability: InStock
Rating: 4.9 (102 reviews)

Price:	US $ 2790-13999/Piece
Min Order:	1/Piece
Pay Type:	L/C,T/T,Western Union

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Showroom Product Company Profile

Prod Model:	ZW7-40.5
Breaking Capacity:	High Voltage Circuit Breakers
Operation:	Electric Type
Speed:	Normal Type Circuit Breaker
Arc-extinguishing Medium:	Vacuum
Installation:	Fixed
Poles Number:	3
Certification:	CCC

Product Description

ZW7-40.5 Series Outdoor High Voltage Vacuum Circuit Breaker

rated voltage	40.5kV
rated current	1250A 1600A 2000A
rated short-circuit breaking current	20 25 31.5kA
rated frequency	50Hz
closing time	≤90ms

rated operating sequence	0-0.3s-CO-180s-CO
rated short-circuit closed current	50 63 80kA
rated peak withstand current	50 63 80kA
rated short time withstand current	20 25 31.5kA
rated short-circuit duration	4s
mechanical life	10000times
average opening speed	1.5±0.3ms
average closing speed	0.6±0.3ms

contact closing bounce duration	≤5ms
three phase closing and opening synchronism	≤2ms
opening time	≤60ms
weight	800kg

NO	Item	Unit	Technical Data
1	Rated voltage	KV	12
2	1 min power frequency withstand voltage		42
2	Lighting impulse withstand voltage(peak value)		75
3	Rated Frequency	Hz	50
4	Rated current	A	630, 1250, 1600, 2000, 2500, 3150, 4000
5	Rated short time withstand current	KA	20, 25, 31.5, 40
6	Rated withstand current(peak)		50, 63, 80, 100
7	Rated short-circuit opening current		20, 25, 31.5, 420
8	Rated short-circuit closing current		50, 63, 80, 100
9	Rated duration of short-circuit	S	4
10	Contact's clearance		3.5±0.5
11	Contact's travel		9±1/11±1
12	Average opening speed	M/s	1.1±0.2
13	Average closing speed	M/s	0.6±0.2
14	Opening time	Ms	35-60
15	Closing time	Ms	20-45
16	Mechanical life	Times	30000
17	Rated operating order		O-0.3S-CO-180S-CO(<40KA) O-180S-CO-180S-CO(≥40KA)

NANJING YUMANY IMP & EXP Co., Ltd located in Nanjing the ancient capital of the six Dynasties of China with transport facilities. We are closed to Nanjing port, Shanghai port and Ningbo port.

We have been engaged in the import and export of kinds of goods and technology for 12 years. Inparticular we have rich experience in electrical products, electronic products, arts and crafts. Such as dual power automatic transfer switch, LED auto lights, HV disconnect switch, PAR light, time switch, relay, auto parts, contactor, valves, micro and limit switch, embroidery etc.

We have a professional service team with 16 professional employee, we could answer your any question for 24 hours*7 days.

In past 8 years credible sales network has been set up and we have our regular clients from over 100 countries and regions worldwide.

Our principle as "clients' needs come first. " Let's advance hand in hand to create beautiful futures together. Our aim is to be your most trusted partner.