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Distribution Networks

1. Turnkey contracts for substations up to 110 kV

2. Designing of substation up to 110 kV

  • Protection systems
  • Telecontrol, substation automation, communications
  • Automated system for electric power fiscal accounting
  • Primary diagrams of 110/35/10 kV substations
  • 110/35/10 kV switchyard, indoor switchgear
  • Station service, operating current
  • Ground loop, lightning protection

A wide range of equipment can be supplied:

Compact secondary/transformer substations

  • 110/35 kV Compact transformer substations
  • 10/0,4 kV Indoor compact transformer substations
  • 6(10)/0,4 kV Modular outdoor transformer substations

Modular buildings

  • 6(10)/0,4 kV Modular outdoor transformer substations
  • 6(10) kV indoor switchgear
  • 6(10)/35/110 kV Substation control rooms


  • Modular switchboards, front open (KSO 306, 306 SHVV)
  • Modular switchboards, front open (KSO 307)
  • Modular switchboards, front open (KSO 202V, 202 VM)
  • Modular switchboards, front open (KSO 207V)
  • KSV-10 Switchgear
  • KNV-10 Switchgear
  • Outdoor switchgear (KSON 202V)
  • Outdoor switchgear (KRUN KNV-10)

Low voltage switchboard

  • Pre-fabricated transformer substations for station service (RUSN 0.4)
  • AC station service cabinets for substations up to 750 kV (SHSN8300)
  • Station service cabinets (SHE8350)
  • AC station service panel (PSN1100V)
  • Operating DC panel (SHOTV)
  • DC distribution panels (SHTE (SHSE) 8700)
  • DC station service panels (PSN1200V)
  • KUES system: low voltage switchgear and controlgear with drawout units
  • Switchgear for supply of valve drives and motors up to 28 kW (RTZO-88M, RTZO-88B, RTZO-88SE, RTZO-88BSO)
  • Controlgear of fuel system drives (URSN-50М, URSN-600М)
  • Unified system Modul-X, subsystem НКУ-СТ
    • Switchgear (SHR11V)
    • Distribution panels (VRU1V)
    • Control boxes (YA5000)
    • Control and distribution boxes (RUSMV)
  • Distribution point, light panels, pushbuttons and controller stations
    • points (switchgear)
    • boxes
    • controller stations

Relay protection and automation

6–35 kV bay protection

  • BEMP 1 relay protection devices
  • BEMP RU relay protection devices

Electromechanical and electronic relays for 0,4 – 1150 kV

  • current relays
  • voltage relays
  • time delay relay
  • intermediate relays
  • power monitoring relays
  • relays, protection and alarm devices for earthfaults in 6-10 kV networks

Protection and automation units, sets and devices

  • BEMP relay protection devices
  • generator, transformer and line protection units, sets and devices
  • power supply, charging, testing and filter units

Protection and automation systems

SHM and PM panels with BEMP units

  • Line protection panels and breakers control automation for 110-220 kV (SHMZL/PMZL);
  • Phase differential protection panels for 110-220 kV lines (SHMDFZ/PMDFZ);
  • Transformer protection panels and breakers control automation (SHMZT/PMZT);
  • Tap changer panels (SHMRN/PMRN)
  • Busbar protection panels (SHMZSH/PMZSH);
  • 6-35 kV bay protection panels (SHM35/PM35);
  • Central alarm panel (SHMCS/PMCS);
  • Load shedding and automation panels (SHMCHR)
  • Interlocking panels (SHMOB);

Protection panels with electromechanical and electronic devices

  • Line protection panels
  • Transformer and autotransformer protection panels
  • Busbar protection panels
  • Automation panels
  • Breaker failure protection panels
  • Automatic reclosing panel
  • Alarm panel

Installation and commissioning 


  • MRSK Volgi – Chuvashenergo (Interregional Distribution Grid Company of Volga)
  • 110/6kV Pervomaiskaya Substation
  • Volgogradenergo, OAO
  • 110/10 kV Bytkha Substation
  • MRSK Centra - Vladimirenergo (Interregional Distribution Grid Company of Centre)