Relay protection and automation

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Automated control system of gas-compressor unit

ACS GCU on the controllers
ControlLogix series of Allen Bradley
and Flexlogix (Rockwell Automation) base
includes smart panels of LVCD and supplied
integrated in block-modular building.

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CHETA LLC Production Relay protection and automation
Relay protection and automation Print

LLC CHETA has a vast experience in application of domestic and foreign made microprocessor relay protection devices made by LLC NPP Bresler, LLC Relematika, LLC NPP Ekra, LLC NTC Mehanotronika, ZAO Radius Avtomatika, GE, ABB, Altsom and Schneider Electric. CHETA develops and manufactures relay protection panels of SHEM 2501, SHEM 2601 and SHEM 2701 series for protection, monitor, control and signaling of substation equipment, electric power lines and station equipment.

LLC CHETA is an authorized distributor of General Electric and has considerable experience in application of multi-purpose digital relay protection units of UR series. UR series (universal relay) - is a new generation of modular design units at common platform. Different protection devices have same hardware modules and front panels, similar protection elements, common software for PC and guarantee:

  • reliable and fast responding protection;
  • measurement of electrical magnitudes and parameters of the electric energy quality;
  • high speed communication through wire and optical communication channel (protocols Modbus, DNP3.0, IEC 60870, IEC 61850);
  • programmable logic FlexLogisticTM;
  • registration of events and oscillography;
  • fault location function.

Units have English and Russian language menu and support HardFiber IEC 61850 Process Bus Solution technology which allows to reduce expenses for design, installation of electric cables and equipment operation by means of replacement of electric cables for optical fiber communication lines and external protocol converter is not needed. UR series is certified by State Committee of the Russian Federation for Standardization and Metrology and has expert report of PAO Rosseti.

 
Russian (CIS)English (United Kingdom)

 

Reference list

Here you may familiarize yourself with our reference list

Siemens automation

Rockwell Automation

Phoenix Contact

Rittal

Schneider Electric

Circutor

KPB Intra


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