NINGBO VILLE ELECTRIC CO., LTD.
500kv 400kv 330kv 220KV.110KV and 60KV low-loss series transformer is our independently developed new generation of transformers on the basis of absorption of domestic and foreign advanced technology,which features low local discharge,low loss,low noise,high reliability,strng protection against abrupt short circuit.Its excellent performance has been recognized by wide users and highly appraised by experts.The full-sealed suspending-cover free products sell well nationwide.
Amount of local discharge:The apparent discharge amount under 1.5 times of rated voltage is less than 80pc;
Noise:Products of 63MVA and below is lower than 58dB(AN);
Power loss:no-load loss is.30% lower than that of IEC standard;
Reliability:All in-service products have no damages or oil leakage occurred;
Short circuit withstanding:Model SFZ11-50000/132 smoothly passed the short-circuit withstanding test of the national transformer quality supervision and inspection center and also passed Holland"KEMA"quality control systom.