Tenders Are Invited For Delivery, Installation And Commissioning Of 1 Pc. Power Transformer 110/11Kv; 25/31.5Mva, According To Specifications

To Deliver, Install And Put Into Operation A Three-Phase Power Transformer, Which Will Export The Produced Electricity From 2 Cogenerators Installed On The Territory Of Toplofikatsia - Ruse Jsc To The Electricity System Of Bulgaria, According To The Specifications. 1. Characteristics Of The Working Environment And Installation Location 1.1 Ambient Air Temperature - Not Higher Than +40ºс Not Lower Than Minus 30ºс 1.2 Max. Average Temperature For 24 Hours + 35°C 1.3 Pollution - Pollution Degree 1 (P1) 1.4 Altitude - Up To 1000 M 1.5 Place Of Installation - Outdoors 1.6 Seismic Resistance - 0.3 G 2. Parameters Of The 110 Kv Network 2.1 Rated Voltage 3~110,000V 2.2 Maximum Voltage 123,000 V 2.3 Nominal Frequency 50 Hz 2.4 Number Of Phases 3 3 Parameters Of The 11 Kv Power Distribution Network 3.1 Rated Voltage 3~11000V 3.2 Maximum Voltage 12000 V 3.3 Nominal Frequency 50 Hz 3.4 Number Of Phases 3