China AC High Voltage 40.5KV Indoor Vacuum Circuit Breaker
≥10 Piece
$2,000.00
Quantity:
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If over 500pcs, mass production will start until pre-production sample has been approved.
Est. 7 days production
Quick Details | |
Place of Origin | CN;ZHE |
Brand Name | Jecsany |
Model Number | ZN85-40.5 |
Material | stainless steel or hot-dip galvanized steel. |
MOQ | 10 |
Type | Vacuum Circuit Breaker |
Product Name | Vacuum Circuit Breaker |
altitude | ≤1000m |
ambient temperature | -40°C-+40°C |
ZN85 indoor hghvoltage alternating-current vacum crcit breaker has a frequency of 50Hz and a rated vlage of 40.5kv. It aplies to the electrical equipment control and protection in industrial and mining enterprises, power plants and substations, particularly to the places needing frequent operatin. It can be fixed in a switch cabinet or itatled on a handcart.
With stable performance and convenient inalatin, it is the best choice for the control and protecion of high-voltage power trasmission and distribution systems.
Overall and Installation dimension
Overall dimension of ZN85 -40 5(insulating cylinder handcart) indoor high-voltage alternating-current circuit breaker
Technical Parameter
1.1 Technical parameters
ltem | Unit | Reference value | |
Rated voltage | kV | 40.5 | |
Rated insulation level | Lightning impulse withstand voltage | kV | 185 |
1min power-frequency withstand voltage | kV | 95 | |
Rated frequency | Hz | 50/60 | |
Rated current | A | 630/1250/1600/2000/2500/3150 | |
Rated short-circuit breaking current | kA | 20/25/31.5 | |
Rated short-circuit making current (peak value) | kA | 50,63,80 | |
Rated short-time withstand current | kA | 20/25/31.5 | |
Rated withstand current (peak value) | kA | 50,63,80 | |
Required operation sequence | O-0.3s-CO-180s-CO | ||
Rated short-circuit duration | s | 4 | |
Times of making-breaking with the rated short-circuit current | Times | 30 | |
Mechanical life | M2 level | ||
Weight | kg | 350 |
1.2 Mechanical parameters
Item | Unit | Reference value |
Gap of contacts | mm | 20±2 |
Contact overtravel | mm | 6±1 |
Average making speed | m/s | 0.6±0.2 |
Average breaking speed | m/s | 1.5-2.0 |
Bounce time in contact making | ms | ≤3 |
Non-synchronous making/breaking of contact | ms | ≤2 |
Resistance of the circuit of each phase | μΩ | ≤80 |
Permissible total wear thickness of the movingfixed contact | mm | 3 |
Standard | 1.IEC 62271-100 High-voltage aternatingcurrent crcuit-reakers3.6 kV and less than 40.5 kV 2.GB/T 11022-2011 Common specifications for high-voltage switchgear and controlgear standards 3.GB 1984 High-voltage ateratingcrrent crcuitbreakers 4.GB 311.1 Insulation co-ordination for high voltage transmission and distribution equipment
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Operating conditions | 1. Ambient temperature: - 40℃-+40℃ (below 35℃ within 24 hours) 2. Relative humidity:≤95% (daily average) or≤90% (monthly average) 3.Altitude: ≤1000m |
Q: Can we get a sample for reference?
A: Yes, as long as the goods are conventional type, and you will be charged sample cost plus related shipping cost. Once you place an order to us, we can return or deduct the sample cost to you.
Q: How to solve the quality problems after sales?
A: Take photos of the quality problems and send to us for our checking and confirming, we will make a satisfied solution for you within 3 days.
Q: What is the lead time?
A: The lead time depends on the quantities ordered, generally within 25-35days upon the receipt of advance payment.
Q: What is your terms of payment ?
A: We accept West Union, T/T, irrevocable L/C at sight. Prefer T/T 30% deposit before production, the balance against copy of B/L.
Q: Can you print our brand on the product?
A: Yes, of course, we also do OEM to print client’s brand on the product.



Business Type | Trading Company | Country / Region | Zhejiang, China |
Main Products | Cable Accessories,Surge Arresters,Fuse Cutouts,Isolates Switches,Reclosers | Total Employees | 5 - 10 People |
Total Annual Revenue | confidential | Year Established | 2017 |
Certifications | ISO9001 | Product Certifications | |
Patents | Trademarks | ||
Main Markets | Africa 46% South America 30% Domestic Market 10% |
JECSANY has been thrived on supplying the products according to the international standard such as 61952, IEC 61109, IEC 60099-4, IEC 60282-2, etc. With scientific administration, professional engineers, highly trained technicians and skilled workers, JECSANY is capable to produce more than 2 million units of the main electrics in best quality annually, almost all of its products have been made for overseas markets and well sold to USA, South Africa, Vietnam, Korea, South America, South Asia etc. over 50 countries worldwide. Some of its products have already been granted IEC certificates and have won high reputation around world market.
In order to meet new challenge and satisfy increased customers' demand on our products and quality, JECSANY will consistently keep on updating and developing more products for new and old clients. We are looking forward to your mutual cooperation and support as usual .
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