ecosAIR EJAF / JAF — synthetic air instrument transformers, 123–420 kV
JAF gas-insulated current transformers and EJAF combined transformers for 123–420 kV with no fluorinated gases. The insulation is ecosAIR synthetic air, GWP < 1.
- Rated voltage
- 123–420 kV
- Type
- combined EJAF, current transformer JAF
- Insulation
- synthetic air (80 % N₂ / 20 % O₂), GWP < 1
- Insulator
- polymer silicone
Price, availability and lead time on request. We help with analogue selection, customs clearance and delivery.
Description
The insulating gas consists of 80 % N₂ and 20 % O₂. The design is similar to SF6 instrument transformers and differs only in the insulating medium. The insulator is polymer silicone. The units comply with EU F-gas Regulation 2024/573 and are manufactured at a plant in Germany.
Technical specifications
| Rated voltage | 123–420 kV |
|---|---|
| Type | combined EJAF, current transformer JAF |
| Insulation | synthetic air (80 % N₂ / 20 % O₂), GWP < 1 |
| Insulator | polymer silicone |
| Compliance | EU F-gas Regulation 2024/573 |
Replacement for
ТОГФ-110, ТРГ-110, ТРГ-220, ЗНОГ-110 (SF6-insulated); no direct analog on synthetic air
selected by purpose and main parameters, please confirm with our manager
Request a price and lead time
ecosAIR EJAF / JAF — synthetic air instrument transformers, 123–420 kV. We reply within one business day.
Or email sales@usk.ua or call 044 339-50-20.
Customs codes
| UKTZED (Ukraine) | 8504 31 29 00 |
|---|---|
| HS, 6 digits | 8504 31 |
| CN (EU) | 8504 31 29 |
| HTSUS (USA) | 8504 31 20 00 |
| China customs tariff | 8504 31 10 00 |
Codes are for reference: the final code is determined at declaration for the specific model.
Questions and answers
What gas insulates the ecosAIR transformers?
Synthetic air with 80 % N₂ and 20 % O₂, GWP < 1. There are no fluorinated gases.
Do the units meet the EU F-gas requirements?
Yes, they comply with EU F-gas Regulation 2024/573.
What voltage are the EJAF and JAF built for?
For 123–420 kV. The JAF is a current transformer, the EJAF a combined transformer.
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