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[China]
Trade Verify
Address: No.18 Shigui Avenue, Jieshi Town, Banan District, Chongqing，China
Contact name:Shirley
Chongqing Bosun Electrical Co., Ltd. |
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Verified Suppliers
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High Voltage Low Voltage Switchgear Four Phase Dry Type Power Transformer
Product Description
Electrical compact substation is a prefabricated, type tested as per latest IEC standard and arc tested assembly comprising an enclosure containing medium voltage switchgear / ring main unit, distribution transformer, low voltage switchgear / distribution board, connections and auxiliary equipment to receive and distribute electrical power in grid networks. It's supplied from our company as a single unit, and the careful exterior design and reduced dimensions minimize its visual impact in comparison to a conventional built distribution substation.
Enclosure
1. Prefabricated, rigid and self-standing on concrete plinth or base.
2. Totally enclosed and maintenance free.
3. The enclosure is constructed with prefabricated mild steel / metal housing.
4. The metal base is made of welded galvanized iron steel channel material to ease transportation / installation and ensure rigidity.
5. Louvers or ventilation opening are provided to allow natural cooling inside enclosure.
6. Weather and vermin proof. Doors are equipped with pad lock along with sealing arrangement.
7. Provide maximum safety in public area.
8. Suitable for any climate and environment change.
Specification
| Rated Voltage | 12/17.5/24kV | 36kV |
Standard applicable | IEC 62271 – 202 (IEC 61330) | IEC 62271 – 202 (IEC 61330) |
| Normal ambient temperature | 40 ° C | 40 ° C |
| Maximum ambient temperature | 50 ° C | 50 ° C |
| Enclosure construction | Modular | Modular |
| Ventilation | Natural | Natural |
| Temperature class (Std.) | K 10 | K 10 |
| MV and LV compartment | IP 54 | IP 54 |
| Transformer compartment | IP 23 | IP 23 |
| Rated voltage (kV) | 12/24kV | 36kV |
| Power frequency (kV rms) | 28/50 | 70 |
| Impulse (kV p) | 75/125 | 170 |
| Rated frequency (Hz) | 50/60 | 50/60 |
| Rated normal current (A) | 630 | 630 |
| Breaking capacity (A) | 630 | 630 |
| Making capacity (kA) | 52.5 / 40 | 50 |
| Rated normal current (A) | 630 | 630 |
| Breaking capacity (kA) | 21/16 | 20 |
| Making capacity (kA) | 52.5 / 40 | 50 |
| Rated power (kVA) – oil type | 2500 | 2000 |
| Rated power (kVA) – Dry type | 2500 | 2000 |
| Rated secondary voltage (V) | 433 | 433 |
| Vector group | Dyn 11 | Dyn 11 |
| Tapping range | + 5 in steps of 2.5% | + 5 in steps of 2.5% |
| IP | Yes | Yes |
| Internal arc | Yes | Yes |
| Enclosure class | Yes | Yes |
| Impact test | Yes | Yes |
| Short circuit test on earthing | Yes | Yes |
FAQ
1. Are you the manufacturer or trader?
"Bosun Electrical " is a leading & professional manufacturer in China.
2. How to order your products?
Please send us your single line diagram (SLD ) for your projects ,or send us the detailed specifications for your required items
.
3. What is your delivery & after-sales serive?
Leading delivery is according to your order qty .Normally for container orders it is 1-2 weeks. Per month 30-50 containers are no problem for us.
4. What is your product warranty?
"Bosun Electrical " is ISO9001 & CCC certificated enterprise in China, we supply longlife free maintenance.
Furthermore,our technology team & RD team can go to solve any possible or inevitable problems by our latest technology support.
5.Do you accept OEM and ODM?
Yes
6. What is your payment terms?
a. 30% T/T in advance as deposit ,balanced against the shipping documents and copy of B/L
b. irrevocable L/C at sight for order which order amount is over $0.1 million .
C. for old business partner,we can negociate for other special terms
d . For samples, we accept T/T,Western union, Alibaba pay,Alibaba trade assurance
7. If i want to visit you ,how to do ?
Our company is located in Chongqing city China, If you need invitation letter before come to China,we can give it to you.
Marketing
Our business scope covers 6 continents and over 50 countries.
Engineering
1.Power generation plants
2.Substations
3.Commercial buildings
4.Data centers
5.Renewable energy systems
6.Transportation
