Zn85-40.5 Indoor High Middle Voltage Switch Stationary
| Price: |
US $ 2400-2500/Piece |
| Min Order: |
1/Piece |
| Pay Type: |
L/C,T/T,D/P,Western Union,Paypal |
| Prod Model: |
ZN85-40.5 |
| Scope Of Application: |
Indoor |
| Rated Voltage: |
40.5kv |
| Customized: |
Available |
| Brand: |
Stong |
| Vlotage: |
High Middlevlotage |
| Breaking Capacity: |
High Voltage Circuit Breakers |
| Operation: |
Manual Type |
| Speed: |
Normal Type Circuit Breaker |
| Arc-extinguishing Medium: |
Vacuum |
| Installation: |
Fixed |
| Structure: |
ELCB |
| Poles Number: |
3 |
Product Description
Advantages:
1.Our Company Has Great Reputation In Domestic Market.
2.Good Quality Guaranteed With Reasonable Price.
3.OEM, ODM Are Welcomed.
4.Goods Will Be Delivered On Time.
5.Factory Selling DirectlyDescription:Applying ambient conditions:1.Ambient temperature:-10ºC~+40ºC.
2.The height above sea level:≤1000m(besides the special requirements).
3.Relative humidity:the average humidity of a day should be no more than 95%;the average humidity of a month should be no more than 90%.
4.Saturated vapour pressure:the average pressure of a day should be no more than 2.2kPa;the average pressure of a month should be no more than 1.8kPa.
5.Earthquake intensity:not exceed 8 degrees.
6.It should be installed in the places without fire,explosion,serious filth,chemical erosion and violent vibration.1. ZN85-40.5 vacuum circuit breaker overview:ZN85-40.5 (3AV3) type indoor AC high voltage vacuum circuit breaker (hereinafter referred to as circuit breaker) is suitable for AC 50Hz.35kV power
The utility model can be used as protection and control equipment for industrial and mining enterprises, power plants and substations, and is suitable for occasions with frequent operation.
This product conforms to the national standard GB1984 "AC high voltage circuit breaker" and JB3855 "3.6-40.5kV indoor AC high voltage vacuum circuit breaker" and other standards.2. Conditions of use:2.1 ambient air temperature: not more than 40 DEG C; the average temperature does not exceed 35 degrees; the lowest air temperature is - 25 DEG C.
2.2, air relative humidity: daily average value is not greater than 95%, monthly average value is not more than 90%; water vapor pressure daily average is not greater than 2.2kPa;
The average monthly value is not greater than 1.8kPa;
2.3 altitude: no more than 1000m;
2.4 there is no contamination of dust, smoke, corrosive and / or flammable gases, vapors, or salt fog around the surface;
2.5 vibration or vibration outside the switchgear and control equipment is negligible;
2.6 the magnitude of the induced electromagnetic interference in the two system is not more than 1.6kV.3. Technical parametersMain technical parameters of 4.1 ZN85-40.5 vacuum circuit breaker
3.2 the mechanical characteristics and technical parameters after the adjustment of the circuit breaker assembly
Main Technical Parameter| Item | Unit | Data |
| Rated voltage | kV | 40.5 |
| Rated current | A | 630 ,1250,1600,2000 |
| Rated frequency | Hz | 50 |
Rated
insulation
level | 1min power frequency withstand voltage(Vacuum open contacts) | kV | 95 between poles, to earth/110(virtual value) |
| Rated lightning impulse withstand voltage(Vacuum open contacts) | 185 between poles, to earth/215(Peak value) |
| Rated short-time withstand current | | 20,25, 31.5 |
| Rated withstand current (peak) | | 50,63,80 |
| Breaking time | mS | 80 |
| Rated short-circuit breaking current | kA | 20,25, 31.5 |
| Rated short-circuit making current(peak) | 50,63,80 |
| Rated duration time of short-circuit | S | 4 |
| Rated operating sequence | | O+t-CO-t'-CO*, O+0.3s-CO-180s-CO |
| Mechanical life(grade M2) | times | M2 Class (10000times) |
| Breaking times of rated short-circuit making current | times | 20 |
| Rated unit capacitor bank breaking current | A | 630 |
| Rated back to back capacitor bank breaking current | 400 |
| Rated operating voltage | V | -110/ 110, -220/ 220 |
Overall and Installation Dimension
Overall and installation dimension of fixed type circuit breaker
parameters| Total length(mm) | Distance of poles L1(mm) |
| 1689 | 400 |
| 1788 | 472 |
Attending The CAEXPO
PLS FOLLOW LINKEDIN| Joimmy Chow / Guanchu Tao |
Shentong Technology Co., Ltd. is an integrated professional power equipment manufacturing enterprise of science, industry and trade, which is located in Wenzhou, Zhejiang which is called "The city of electrical"in China. The current enterprise registration funds is one hundred million Yuan. Our company has throughed the ISO9001 international quality certification system. We are also the national power "two network transformation"recommended enterprise. Our company is specialized in the production of HV/LV Integrated Switchgears and switchgears' accessories, power station accessories, such as: Power Transformer, 10kv-40.5kv intelligent vacuum circuit breaker, epoxy resin casting insulators, wall bushing, contact box, earthing switch, load switch, 10kv-35kv current transformer, 10kv-35kv voltage transformer, low voltage current transformers, solenoids, SF6 load switch, high voltage metering box and other electric components. Chinese professional terminal manufacture, Chinese vcb manufacture, electrical manufacture, switchgear manufacture, Chinese CT PT manufacture
Our company has a group of senior technical production staff. The company adopts modern production and management modes. With high quality products and perfect after sale Service, we got good reputation from customers. The products are widely used in aerospace, metallurgy, petrochemical, port, municipal and other industries.
We not only provide customers with excellent quality products, but also strive to use our years of professional experience to provide customers with the best solutions and characteristics of personalized services.
Product Advantages: Well and High Quality Control, Prompt Delivery, New Product, Customer's Design and Logo are Welcome, Competitive Prices, Earth-friendly Products, Small Order Acceptable, ODM Accepted, OEM Accepted,
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