High voltage power transformer ratio range from 30kV to 69kV are the main products of Wenzhou Rockwell Transformer Co.,Ltd. which have many advantage both on quality and price.
Photovoltaic step-up transformer is a compact substation running in power grid; it could make the voltage of three-phase DC power from Photovoltaic panels, boost to 11KV or 33KV three-phase AC power
The ANSI standard transformers are distribution transformers, where the best materials, proved to be highly effective, the most up-to-date production technology and design, have been applied to provide the end-user with a product ensuring the highest professional satisfaction.
22kV distribution transformer conform to the standard of IEC"Power transformer"and IEC60076 "Technical Parameters and Requirements of Three-phase Oil-immersed Power Transformer".
Compact substation is a prefabricated type tested as per latest IEC standard and arc tested assembly comprising an enclosure containing medium voltage switchgear / ring main unit, distribution transformer, low voltage switchgear / distribution board, connections and auxiliary equipment to receive and distribute electrical power in grid networks.
Epoxy resin cast transformer is cast under vacuum with thin insulating bands automatically . The core is made of high-permeable grain-orientated silicon sheet and cast with imported epoxy resin.