FREQUENCY INJECTION TRANSFORMER IMMERSED IN MINERAL OIL
FREQUENCY INJECTION TRANSFORMER IMMERSED IN MINERAL OIL
- Oil-filled transformer designed for exterior installation.
- Features a sealed vacuum filling tank.
- Utilizes a PCB-free liquid dielectric.
- Operates in ONAN cooling mode.
- Constructed with a crystal-oriented iron-silicon sheet magnetic circuit.
- Coils made from copper or aluminium conductor strips.
- Available power throughput options of 20 or 40 MVA.
- Supports MV network voltages of 15 or 20 kV.
- Handles a three-phase short-circuit current at 50 Hz of 12.5 kA.
- Injection frequency options of 175/188Hz.
- Maintenance-free operation.
- High reliability, with insensitivity to short-circuit currents that may occur in the line.
- Suitable for rural and peri-urban environments.
Catalog excerpts
FREQUENCY INJECTION TRANSFORMER IMMERSED IN MINERAL OIL Frequency injection transformer in mineral oil, installed in the HVB/HVA source station outside: enables the injection of remote control signals. Oil filled transformer for exterior installation. Sealed vacuum filling tank PCB-free liquid dielectric ONAN cooling mode Crystal-oriented iron-silicon sheet magnetic circuit Coils with copper or aluminium conductor strips. Power throughput 20 or 40 MVA MV network voltage of 15 or 20 kV Three-phase short-circuit current at 50 Hz of 12.5 kA Injection frequency 175/188Hz Maintenance-free Reliability (insensitivity to short-circuit currents that may appear in line) Powered by TCPDF (www.tcpdf.org) Rural environment Peri-urban environment
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