Product Specifications
| Prod Model: |
LGB-66KV,LGB-123KV,LGB-245KV |
| Markets: |
North America,South America,Eastern Europe,Southeast Asia,Africa,Oceania,Mid East,Eastern Asia,Western Europe |
| Dry Type,Nofilling: |
High Voltage |
| Type: |
Current Transformer |
| Phase: |
Three |
Product Description
The LGB high voltage dry-type current transformer made by Beijing NOBBEL electrical tech develop Co., Ltd. is different from other similar products in China and abroad. With reasonable design, the product has no oil, no ceramic, no gas. The product has new structure and beautiful appearance with the silicon rubber skirts as the outer insulation.
This product is current transformer used for electric measuring meter and for electric protective device, and it is used in 50Hz, or 60Hz. This product can be used in both inside and outside.
IEC60044-1
Type:
LGB- 1
L: CT, Current Transformer
G: Dry type, no-filling
B: With protect winding
1: Rated voltage, kV
Service conditions
Ambient air temperature: -50 ºC ~ +50 ºC
The altitude: ≤ 1000m, if higher, amend according to IEC 60044
The creepage ratio: 20mm/kV, 25mm/kV or 31mm/kV
Technical indexes
Rated voltage: 33kV, 52kV, 72.5kV, 123kV, 145kV, 170kV, 245kV
Partial discharge: ≤ 5PC
Dielectric dissipation factor: ≤ 0.004
Ith: 50 kA, Idyn: 125 kA
Rated primary current: ≤ 3000A
Rated secondary current: 5A or 1A
Rated output capacity: 5-60VA
Accuracy limit factor: 5, 10, 15, 20, 30.
Accuracy classes for measuring core: 0.2, 0.2S, 0.5, 0.5S
Accuracy classes for protective core: 5P, 10P, 5PR, 10PR, TPY
All parameters are in accordance with IEC 60044-1
On a: GDZ-66kV, GDZ-110kV HV cable terminal
Under a: FCRG-72.5kV and above dry-type wall bushing.
Beijing Nobbel Electric Tech Develop Co., Ltd is a high & new technology enterprise that integrates R&D, manufacture and sales of current transformers, voltage transformers, wall bushings, cable terminals and power transformers.We have a strong R&D team that is made up of 38 talented professionals of different specialties with the degrees of Doctors, MS and BS respectively.We take the lead in the development and production of current transformers, voltage transformers, wall bushings, cable terminals and power transformers.Currently the company occupies an area of 20000 square meters and has a floor space of 5000 m2 as workshop.Over 12000 wall bushings, 6000 current transformers, 7500 voltage transformers, 1500 cable terminals and 15000 power transformers are now soundly operating in over 900 transformer substations in the mainland of China, and output to USA, Peru, Cuba, Zimbabwe, South Africa, Philippines, Vietnam, Bengal, North Korea, etc.
Our products are widely applied in the power system, oil, chemical enterprise, aluminum enterprise, railway, iron and steel enterprise, etc.We have supplied products for international noted enterprise.And we made co-operation with EPRI of China, WUHAN HV research institute, XI'AN porcelain research institute, Tsinghua university, Xi'an Jiaotong university, WUHAN university.
We value every enquiry, and waiting for your specific enquiry.Make believe and sure we can cooperate better in the near future.
