Protection and industrial automation equipment
Protection and control cabinets for power systems
Corporation "ELCOR" produces the whole range of protection cabinets for power facilities of voltage classes up to 750 kV inclusive:
- protection cabinets for cable and overhead lines;
- transformer protection cabinets;
- busbar protection cabinets;
- generator protection cabinets;
- cabinets for automation and control of circuit breakers;
- operational interlocking cabinets;
- disturbance recorder cabinets;
- cabinets for transceivers of relay protection commands;
- and others.
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Protection system cabinets, depending on the purpose, may include the following components:
- microprocessor protection and control devices (IED);
- devices for transmitting information over HF channels;
- elements of a transient monitoring system (WAMS);
- disturbance recorders;
- test blocks;
- high-speed and auxiliary relays, blocking relays;
- control and signaling equipment;
- APCS elements (RTU, RED BOX, switches);
- terminal clamps and other low-voltage equipment.
Applied equipment
Metal structure:
- Rittal;
- domestic production with powder coating.
Microprocessor-based protection devices and automated process control systems:
- Hitachi Energy;
- Siemens;
- SEL;
- General Electric;
- Hartron-Incore;
- and etc.
Test blocks and terminals
- Phoenix Contact;
- Weimuller.
Relays and other low voltage equipment:
- Schneider Electric;
- Phoenix Contact;
- weidmuller;
- ABB;
- Siemens.
Specifications and standards
- TU U 31.2-30287744-051:2014: Low-voltage switchgear and controlgear assemblies for power stations and substations.
Technical characteristics of protection system cabinets
| Name of parameter/technical specification | Parameter value/execution options |
|---|---|
| Рroduction standard | IEC; ANSI |
| Rated voltage of operating circuits, V | DC: 110; 125; 220; AC: 220 |
| Rated current of current measurement circuits, A | 1; 5 |
| Rated voltage of voltage measurement circuits, V | 100; 115 |
| Type of internal separation according to IEC 60439-1 | 1 |
| Steel structure material | sheet steel with powder coating |
| Degree of protection according to IEC 60529 | up to IP54 |
| Climatic implementation | У, УХЛ, Т, ТВ |
| Seismic resistance, points on the MSK-64 scale | up to 9 |