HJ series standard voltage transformers are designed and manufactured for the actual needs of basic power supply and production departments.This product has the advantages of compact structure small size light weight easy to carry and easy to operate without maintenance etc. This product is especially suitable for field use and can also be used as standard voltage transformer and test transformer in laboratory. Product nickname, Precision voltage transformer, Calibration voltage transformer Calibrating voltage transformer Standard voltage transformer for calibration PTstandard standardPT High precision voltage transformer high precisionPT
