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33kv indoor draw out vacuum circuit breaker zn85
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Product Details
Place of Origin: | Shandong, China | Brand Name: | Greatwall | Model Number: | ZN85-40.5 |
Product Description
- ZN85-40.5 indoor high voltage vacuum circuit breaker, is the indoor switch gear for the 3-phase AC 50Hz, rated voltage 40.5kV electrical system
- It is for the mining industry, power plants and substations as division and load current, overload current, fault current purposes, and for frequent operation places.
- Breaker operating mechanism up and down arrangement, effectively reducing the depth of the circuit breaker. Mechanism design is simple, and its performance is more suitable output curve 40.5 kV vacuum breaker characteristics and requirements.
- The overall layout is reasonable, beautiful, simple, compact, flexible operation, with reliable electrical performance, long life, easy maintenance, body maintenance-free features.
- Model Description
ZN85-40.5/X1-X2
ZN--------Indoor vacuum circuit breaker
85--------Design No.
40.5------Rated voltage(kV)
X1--------Rated current(A)
X2--------Rated short-circuit breaking current
- Model Description
Technical Data
No. | Item | Unit | Date | ||
1 | Rated voltage | kV | 40.5 | ||
2 | 1 min power frequency withstand voltage | kV | 95 | ||
3 | Lightning impulse withstand voltage | kV | 185 | ||
4 | Rated frequency | Hz | 50 | ||
5 | Rated current | A | 1250,1600,2000 | ||
6 | Rated short time withstand current | kA | 25,31.5 | ||
7 | Rated peak withstand current | kA | 63,80 | ||
8 | Rated short duration current | s | 4 | ||
9 | Rated short-circuit breaking current | kA | 25,31.5 | ||
10 | Rated short-citcuit closing current | kA | 63,80 | ||
11 | Rated sequence of operations | 0-0.3s-CO-180S-CO | |||
12 | Rated short-circuit breaking current breaking time | time | 20 | ||
13 | Single capacitor bank breaking current | A | 630 | ||
14 | Back to back capacitor bank breaking current | A | 400 | ||
15 | Rated operating voltage | V | -100/~110, -220/~220 | ||
16 | Mechanical life | time | 1000 |
Packaging Details: One unit per wooden case
Delivery Detail: 15-20 work days after the whole payment
1.OEM is available.
2.Your inquiry related to our product & price will be replied within 24 hours
3.Well-trained & experienced staff are to answer all your inquiries in English
4.Working time: 8:00am ~17:45pm, Monday to Saturday. (UTC+8)
5.Customized solution & perfect after-sale service
6. Payment: we can accept T/T, L/C, Western Union.
7. For large order, engineer can be sent to your country for on-site mainternace instructions.
Contact Us
- Qingdao Yonghuaxu Trading Co., Ltd.
- Contact nameJackie Wang
- Phone86-532-80771657
- Address901, Unit 1, Bldg. 2, Lvdao Jiayuan, No. 16, Fuzhou South Road, Shinan Dist., Qingdao,Shandong
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