Switchgears 2KVE-6 (LE-E) are designed for placing on turntable in closed unheated space of career excavators and used to three-phase alternative current of frequency 50 or 60 Hz and voltage 6 kV receive and distribution
Reference designation structure:
1 2 3 4 5 6
LE-Е-6-(Х)-ХХХХ-ХХ-ХХ
1 – advanced switchgear produced by LVEP “Lider Electrik”;
2 – rated voltage [V];
3 – main circuits scheme number;
4 – rated current [A];
5 – closed current [A];
6 – climatic region and placement category under GOST 15150
LE-Е order designation structure:
LE-Е-6-(I)-630-10-NC2 SS U 31.2-35036863-009:2009
Technical data of 2КVЕ-6 (LE-Е)
| Parameter | Values |
| Rated voltage [V] | 6 |
| Maximum operational voltage [V] | 7,2 |
| Current type | alternating |
| Frequency [Hz] | 50 |
| Main circuits rated current [A] | 630, 1000 |
| Rated closed current [kA] | 10; 20 |
| Short-time thermal current, 3s [kA] | 20 |
| Short-time withstand current, 3s [kA] | 20 |
| Industrial frequency test voltage, 1min [kV]: - unit - second circuit switching |
32 2 |
| Cycle switching wear Комутаційна зносостійкість циклів: - at rated current «O-tn-C» - at rated closing current, «OC» |
50000 100 |
| Auxiliary placed transformer idling current [A] | 1 |
| Total closing time [s] | 0,14 |
| Insulation level under GOST 1516.1-76 | normal |
| Insulation level | overhead |
| Collecting buses insulation level | uninsolated |
| HV line type connection | cable |
| Degree of protection under GOST 14254-80 | IP32 |
| Withdrawable elements presence | without |
| Control type | remote, local |