Voltage transformers

SVEL — Instrument transformers — it is a new project of SVEL Group, involved innovative approaches and experience of the best world analogues in manufacturing of instrument transformers with high reliability and measurement accuracy.

SVEL — Instrument transformers manufactures current and voltage cast-resin instrument transformers, voltage classes up to 35kV; current and voltage instrument transformers with SF6 gas insulation, voltage classes up to 500kV.

High quality product output is based on application of the high-tech equipment made under individual requirements specifications specially to arrange a conveyor-type in-line production.

Nomenclature voltage transformers

Тype Voltage class, kV Measuring windings accuracy class Protection windings voltage class Number of windings
НОЛ-СВЭЛ 3-35 from 0,2 and lower 100 or 110 2
ЗНОЛ(П)-СВЭЛ 3-35 100/v3 or 110/v3 up tо 4
3хЗНОЛ(П)-СВЭЛ 3-35 100 or 110 up tо 4