A device for detecting an electric arc in cabinets Analog input device PAV - 3 ATS devices in networks 0.4 - 150 kV Busbar coupler protection devices Cabinets of relay protection and automation of series Central annunciator units Device discrete input/output DDIO Device is intended for the reflection of the state of interconnect equipment Device of arc protection of the ПДЗ Devices for regulating the voltage of the transformer under load Devices for the protection of the section Discrete input devices DDI Discrete output devices DDO Disposing device ДШ Electric motor protection devices Fiber Optic DVO Sensor Hardware and software system promHMI Input and output protection devices based on OCP Input and output protection devices with directional earth fault protection Input protection devices, busbar coupleres, outgoing lines and standby transformer protection Input, output and standby protection devices for transformers Line protection devices Motor differencial protection devices of transformer Power supply IP-02-MRZS Voltage monitoring devices and voltage protection kit