Our company completed the construction and commissioning for modernization of Outdoor switchgear 154 kV of traction substation “Musiivka” Kryvyi Rih railway division of electric power supply, particularly of cells L-945, L-946, L-TMK-1, L-TMK-2, L-137, L-138, OB, ШЗВ, T-1, T-2.
Modernization included the following works:
• Substitution of oil switchgears 150 kV for modern geyser gas-insulated with the arrangement of new foundations and service areas;
• Replacement of current transformers 150 kV by modern low-oil equipment with arrangement of new foundations;
• Substitution of live wire 154 kV between new equipment;
• Modernization of power transformer protectors on the base of MP terminals Micom P643;
• Reconstruction of line connections with installation of main protection on the base of MP terminals Diamond L030 and backup protection of Micom P443 type, and also automation of all new switches using terminal Micom P139;
• Telemechanics of connections 154 kV;
• Completion of commissioning works.