- Features
- Technical details
- Условия эксплуатации
- post and bushing insulators are made of epoxy ceramic composite ceramics;
- degree of protection against environmental influences not lower than IP54;
- has a wide range of designs (input, sectional, linear and outgoing connections);
- the cubicle consists of 4 solid compartments (busbar compartment; relay compartment; current transformer compartment; circuit breaker compartment), each of which has its own exhaust valve to relieve excess pressure;
| Rated voltage, kV | 6 |
| Highest operating voltage, kV | 7.2 |
| Rated current of main circuits, A: – lead-in and sectional cabinets – cabinets of outgoing connections – busbars |
315; 400; 630 100; 160; 200; 315; 400 630 |
| Rated breaking current, kA: – switch – contactor |
20 4.5; eight; 10 |
| Thermal withstand current, kA | 10 |
| Electrodynamic withstand current, kA | 25 |
| Thermal withstand current flow time, s | 1 |
| Rated voltage of auxiliary chains, B: – alternating current |
100; 220 |
| The largest allowed without inspection number of tripping operations of the cabinet’s rated breaking current | 30000 |
| Insulation level according to GOST 24719-81 | PH1 |
| Insulation type | air, combined |
| Isolation of live parts available | with bare busbars, with partially insulated busbars |
| Type of linear high-voltage connections | cable |
| Terms of Service | two-way |
| Degree of protection of the shell according to GOST 14254-96 | IP54 |
| Largest cross-section of high voltage cables, mm2 | 3х24 |
| Breaker type | VB4-P (“AVM AMPER” LLC) |
| Surge suppressor type | 3EK (“Siemens”) |
| Type of current transformers | TOLA, ONLY-6 (“STZ”) |
| Type of voltage transformers | VTS, ZNOLP (“STZ”) |
| Overall dimensions, mm – width – depth – height |
750 1500 1800 |
| Cabinet weight, kg | 600 ÷ 700 |
* as standard, subject to change
- height above sea level not more than 1000 m;
- ambient air temperature from minus 60? С to plus 40? С;
- environment – atmosphere of iron ore, coal and shale mines with ambient air dust content up to 8 mg / m3. The dust is non-explosive, non-conductive;
- the installation site must be protected from direct water ingress