RET670 menawarkan ciri perlindungan, pemantauan dan kawalan yang komprehensif untuk pelbagai jenis transformer, termasuk:
- Transformer dua dan tiga belitan
- Autotransformers
- Transformer injak naik
- Unit blok penjana-pengubah
- Transformer peralihan fasa
- Pengubah kereta api khas
- Reaktor Shunt
Maklumat Transformer Semasa:
-
Nisbah CT 1:
- Nisbah: 2000/5 A
- Kelas CT: C800 (Pada ketukan maksimum 2000/5A)
- Rintangan Sekunder: 0.5 Ohm (ketik 2000/5A)
- Rintangan Gelung Kabel: <2 Ohm
- Arus Kerosakan Maks: Sama dengan arus kerosakan berkadar gear suis 40 kA
-
Nisbah CT 2:
- Nisbah: 1200/5 A
- Kelas CT: C800 (Pada ketukan maksimum 1200/5)
- Rintangan Sekunder: 0.3 Ohms
- Rintangan Gelung Kabel: <0.1 Ohms
- Arus Kerosakan Maks: Gunakan 15 x Irated untuk pengubah kuasa.
-
Nisbah CT 3:
- Nisbah: 2000/5 A
- Kelas CT: C400 (Pada ketukan maksimum 2000/5)
- Rintangan Sekunder: 0.5 Ohm (Pada 2000/5 Ketik)
-
Nisbah CT 4:
- Nisbah: 100/5 A
- Kelas CT: C200
- Rintangan Sekunder: 0.1 Ohm (Pada 100/5 Ketik)
- Rintangan Gelung Kabel: <0.1 Ohms
-
Nisbah CT 5:
- Nisbah: 600-300/5 A
- Kelas CT: C200
- Rintangan Sekunder: 0.66 ohm
- Rintangan Gelung Kabel: <0.1 Ohms
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