Minera E
Earthing Transformer up to 72.5kV - 15,000A (earth fault limit)
Designed to create the HV network neutral point and to limit the fault current in the phase-earth connection
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Features
- Three-phase transformer or reactor
- Rated insulation level up to 72,5 kV
- Rated frequency 50 or 60 Hz
- Earth fault limit up to 15,000 A
- Hermetically sealed tank or breathing type with retention tank
- Standard windings connection styles or specific vector groups on request
- Short-time or continuously duty
- Direct connection to earth or through a reactor / resistance or an arc-suppression coil
- Auxiliary secondary winding to supply back-up power (on request)
Benefits
Main purpose earth fault prevention
- Robust design suitable to fault currents forces resistance
- Cost-saving compact design
Applications
- Utilities: Transmission and Distribution Network
- O&G Industries: Refineries, Onshore and offshore platform, Pipelines…