NOMINAL CHARACTERISTICS

– Faixa de potências: 301 a 10.000 kVA

– Primary voltages:

• Class 15 kV: NBI 95 kV
• Class 24.2 kV: NBI 125 kV
• Class 36.2 kV: NBI 150 kV

 

– Tensões secundárias:

• Classe 1,2kV
• Classe 7,2 kV
• Classe 15 kV
• 24,2Kv

Frequency: 60 Hz

STANDARD FEATURES

– They comply with the standards of the electricity concessionaires;

– No-load tap changer (in transformers with taps);

– Bushings and primary terminals;

– Bushings and secondary terminals;

Grounding terminals;

– Bidirectional wheels;

– Hanging ears;

– Identification plate;

– Óleo isolante mineral ou vegetal.

– Dispositivo de alívio de pressão sem contatos

 

OPTIONAL FEATURES

– Temperature rise: 55 or 75°C;

Oil level indicator with or without electrical contacts;

Oil thermometer with or without electrical contacts;

– Winding thermometer with electrical contacts;

– Dispositivo de alívio de pressão com contatos elétricos;

– Caixa de proteção AT e/ou BT

– Tanque de Expansão de Óleo

– Gas detector relay, Buchholz type;

– Sudden pressure relay;

– Pressure and/or vacuum indicator.

– Paint for harsh environments;

Vegetable insulating oil;

– Optional 50Hz frequency.