| Customization: | Available |
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| Breaking Capacity: | High Voltage Circuit Breakers |
| Operation: | Electric Type |
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Ambient temperature: -40°C~+40°C;
♦ Altitude: <1000m;
♦ Maximum wind speed is 10km/h, minimum wind speed for the rated level (132/230kv) is 3.2km/h;
♦ Earthquake intensity: <8 level;
♦ Minimum nominal creepage distance: 31mm/kV;
♦ Air pollution degree: Class IV.
| NO | Item | Unit | |||
| 1 | Rated voltage | KV |
40.5 | ||
| 2 | Rated insulation level | Working frequency withstand voltage | Dry type | 95 | |
| Wet type | 80 | ||||
| Lightning impulse withstand voltage(beak) | 185 | ||||
| 3 | Rated current | A | 1250,1600,2000 | ||
| 4 | Rated short circuit breaking current | KA | 20,25,31.5 | ||
| 5 | Rated operating sequence | O-0.3S-CO-180S-CO | |||
| 6 | Rated short circuit current breaking number | Times | 12 | ||
| 7 | Rated short circuit closing current | KA | 50,63,80 | ||
| 8 | Rated beak withstand current | ||||
| 9 | Rated short time withstand current | KA | 20,25,31.5 | ||
| 10 | Rated short circuit continue current | S | 4 | ||
| 11 | Average opening speed | M/s | 1.5±0.2 | ||
| 12 | Average closing speed | 0.7±0.2 | |||
| 13 | Contact closing bounce time | S | ≤2 | ||
| 14 | Three phase closing (split) gate synchronous time difference | ≤2 | |||
| 15 | Closing time | ≤150 | |||
| 16 | Opening time | ≤60 | |||
| 17 | Mechanical life | Times | 10000 | ||
| 18 | Rated operating voltage and rated voltage of auxiliary circuit | V | DC220,110,24 AC220,110,24 |
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| 19 | Dc resistance per phase loop (without transformer) | μΩ | ≤100 | ||
| 20 | Weight | KG | 800 | ||
| 21 | Allowable wear thickness of dynamic and static contacts | MM | 3 | ||
♦ IEC62271-100 High Voltage Switchgear and Controlgear Part 100: AC Circuit-breakers
♦ GB1984 High Voltage AC Circuit-breakers
♦ GB/T11022 Common Specifications for High-voltage Switchgear and Controlgear Standards
♦ JB/T 3855 High Voltage AC Vacuum Circuit-breakers
♦ DL/T402 Specification of High-voltage AC Circuit-breakers
Shenheng Power Equipment CO., LTD is a company specializing in the production of high and low voltage switch power transmission and distribution equipment and high, low voltage electrical components, one of the professional production enterprises, the production of all fully insulated and fully sealed inflatable cabinet, intelligent solid insulation ring main unit, outdoor high voltage cable branch box, box-type substation, etc. Product quality is stable, reliable, It is deeply trusted and approved by the customers.
Manufacturing of the main products are YBW box-type substation, KYN61-40.5, KYN28A - 24, KYN28A - 12, XGN2-10, HXGN-10 high voltage switchgear, XGN ring net cabinet, SHSRM inflatable ring main unit, SHSG solid ring main unit, MNS, GCS, GCS, GGD, XL low voltage switchgear , vacuum circuit breaker , oil immersed transformer , dry type transformer , current /potential transformer ,load break switch and other transmission and distribution equipment.
For a long time also for all kinds of metallurgy, shipbuilding, electric power, mining, and intelligent buildings, high-rise buildings, hospitals, schools and other industries to provide high quality power transmission and distribution of complete sets of equipment and electrical control equipment. The company has a strong technical force, sophisticated technology and sophisticated testing methods, and the products sell well across the country.
1. who are we?
We are based in Zhejiang, China, start from 2012,sell to Domestic Market(00.00%). There are total about 101-200 people in our office.
2. how can we guarantee quality?
Always a pre-production sample before mass production;
Always final Inspection before shipment;
3.what can you buy from us?
Substation; Transformer, Switch gear, PV Combiner Box, PV Inverter.
4. why should you buy from us not from other suppliers?
1. 12 year's Professional manufacturer of medium & high voltage power distribution equipment .
2. Excellent Supplier of The State Grid Cooperation of China.
3. ODM OEM services.
4. Strong research and development team.
5. Authoritative certificate.
5. what services can we provide?
Accepted Delivery Terms: FOB,CFR,CIF,EXW,FCA,DDP,DDU,Express Delivery;
Accepted Payment Currency:USD,EUR,CNY;
Accepted Payment Type: T/T,L/C,PayPal,Western Union,Cash;
Language Spoken:English,Chinese,Russian.
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