OCREV S.r.l. is a company known worldwide in the transformers field that manufactures transformers on 3 workshops, all located in the territory of Vicenza – Italy. All workshops have a Quality System certified according to ISO 9001: 2015 and EHS System certified according to ISO 14001:2015 and ISO 45001:2018. OCREV manufacturing program includes: Distribution oil-filled transformers from 50 up to 3150 kVA – Insulation level up to 36 kV Power oil-filled transformers up to 40 MVA – Insulation level : up to 170 kV Silicone liquid DC561 filled transformers Cast-resin transformers up to 20 MVA – Insulation level : up to 42 kV Explosion proof transformers for special plants, i.e. refineries, mines, chemical industry etc., ATEX certified Zone 1, class 36kV Special Units Yearly output : over 600 transformers, about 80% of which are exported worldwide. Test department equipped for impulse tests up to 650 kV (for transformers up to 145 kV class) Our production range includes both standard type transformers and special units which are designed and manufactured according to the customer's specifications and requirements.