我们的大功率实验室对高压，中压及低压电气产品实施短路测试其分断容量和分断性能。
主要测试
短路耐受强度测试：
- 低压开关设备和控制柜组件，低压交流微断路器，低压熔断器，便携式接地系统，低压继电器。
- 短时间电流耐受及峰值电流耐受测试：
- High Voltage AC metal-enclosed switchgear and controlgear, Disconnectors and earthing switch, Load switches, Circuit-Breakers, fuse Cut-out 24kV, Current Transformers, Voltage Transformers, Portable earthing equipment, Surge Arresters, Medium Voltage Cables: Joints, End fittings, terminations, connectors etc.
- AC metal-enclosed switchgear and controlgear: Internal arc test 10ka-1s.
- Dynamic Ability to withstand short circuit tests for Power transformers 50-1600 KVA, Routine tests, Visual /dimensional inspection, Sound levels measurements.
Main Equipment
- Surge-Power Generator 400 MVA – 24 kV – 9,6 kArms, specially designed for short circuits tests.
- Short circuit Test Transformer (Output Current up to 150kArms).
- Data Acquisition system with 1Ms/s sampling capability.
- Various types of electrical measuring instruments and testing layouts.
Detailed Laboratory Tests and Standards Applied:
| INTERNAL ARC TEST FOR AC METAL-ENCLOSED SWITCHGEAR AND CONTROLGEAR, 10KA-1S. NUMBER OF TESTS=2 (IEC 62271-1) |
| INTERNAL ARC TEST FOR AC METAL-ENCLOSED SWITCHGEAR AND CONTROLGEAR, 10KA-1S. NUMBER OF TESTS=3 (IEC 62271-1) |
| INTERNAL ARC TEST FOR AC METAL-ENCLOSED SWITCHGEAR AND CONTROLGEAR, 10KA-1S. NUMBER OF TESTS=4 (IEC 62271-1) |
| ABILITY TO WITHSTAND SHORT CIRCUIT. TEST FOR POWER TRANSFORMERS 50-630KVA (EN17025). NUMBER OF TESTS=9. (IEC 60076-5) |
ABILITY TO WITHSTAND SHORT CIRCUIT. TEST FOR POWER TRANSFORMERS 630-1000KVA 630-1000KVA (EN17025). NUMBER OF TESTS=9. (IEC 60076-5)
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| MEASUREMENT OF WINDING RESISTANCE FOR POWER TRANSFORMER (EN17025) (IEC 60076-1) |
| MEASUREMENT OF VOLTAGE RATIO AND CHECK OF PHASE DISPLACEMENT FOR POWER TRANSFORMERS (EN17025) (IEC 60076-1) |
| MEASUREMENT OF NO LOAD LOSS AND CURRENT FOR POWER TRANSFORMERS (EN17025) (IEC 60076-1) |
| MEASUREMENT OF LOAD LOSS AND SHORT-CIRCUIT IMPEDANCE FOR POWER TRANSFORMERS (EN17025) (IEC 60076-1) |
| MEASUREMENT OF ZERO-SEQUENCE IMPEDANCES FOR POWER TRANSFORMERS (IEC 60076-1) |
| MEASUREMENT OF SOUND LEVELS FOR POWER TRANSFORMERS (IEC 60076-10) |
| MEASUREMENT OF HARMONICS DISTORTION FOR POWER TRANSFORMERS (IEC 60076-1) |
| MEASUREMENT OF D.C. INSULATION RESISTANCE FOR POWER TRANSFORMERS (IEC 60076-1) |
| VISUAL /DIMENSIONAL INSPECTION FOR POWER TRANSFORMERS 50-400KVA (IEC 60076-1) |
| SHORT TIME WITHSTAND CURRENT AND PEAK WITHSTAND CURRENT TESTS FOR AC METAL-ENCLOSED SWITCHGEAR AND CONTROLGEAR 1-20KA- 3S(EN17025) NUMBER OF TESTS: UP TO 5 (IEC 62271-1) |
| SHORT TIME WITHSTAND CURRENT AND PEAK WITHSTAND CURRENT TESTS FOR AC METAL-ENCLOSED SWITCHGEAR AND CONTROLGEAR 1-20KA- 3S(EN17025) NUMBER OF TESTS: UP TO 10 (IEC 62271-1) |
| SHORT TIME WITHSTAND CURRENT AND PEAK WITHSTAND CURRENT TESTS FOR AC METAL-ENCLOSED SWITCHGEAR AND CONTROLGEAR 20-55KA- 3S(EN17025) NUMBER OF TESTS: UP TO 5 (IEC 62271-1) |
| SHORT TIME WITHSTAND CURRENT AND PEAK WITHSTAND CURRENT TESTS : AC METAL-ENCLOSED SWITCHGEAR AND CONTROLGEAR 20-55KA- 3S(EN17025) NUMBER OF TESTS: UP TO 10 (IEC 62271-200, IEC 62271-1) |
| SHORT-CIRCUIT WITHSTAND STRENGTH: LOW-VOLTAGE SWITCHGEAR AND CONTROLGEAR ASSEMBLIES 1-20KA- 1S(EN17025) NUMBER OF TESTS: UP TO 5 (EN 61439-1) |
| SHORT-CIRCUIT WITHSTAND STRENGTH FOR LOW-VOLTAGE SWITCHGEAR AND CONTROLGEAR ASSEMBLIES 1-20KA- 1S(EN17025) NUMBER OF TESTS: UP TO 10 (EN 61439-1) |
| SHORT-CIRCUIT WITHSTAND STRENGTH FOR LOW-VOLTAGE SWITCHGEAR AND CONTROLGEAR ASSEMBLIES 20-55KA- 1S(EN17025) NUMBER OF TESTS: UP TO 10 (EN 61439-1) |
| SHORT-CIRCUIT WITHSTAND STRENGTH FOR LOW-VOLTAGE SWITCHGEAR AND CONTROLGEAR ASSEMBLIES 55-100KA- 1S(EN17025) NUMBER OF TESTS: UP TO 5 (EN 61439-1) |
| SHORT-CIRCUIT WITHSTAND STRENGTH: LOW-VOLTAGE EQUIPMENT 1-20KA- 1S(EN17025) NUMBER OF TESTS: UP TO 5 (EN 61439-1) |
| SHORT-CIRCUIT WITHSTAND STRENGTH FOR LOW-VOLTAGE EQUIPMENT 20-55KA- 1S(EN17025) NUMBER OF TESTS: UP TO 5 (EN 61439-1) |
| SHORT-CIRCUIT WITHSTAND STRENGTH FOR LOW-VOLTAGE EQUIPMENT 20-55KA- 1S(EN17025) NUMBER OF TESTS: UP TO 10 (IEC 62271-1) |
| SHORT-CIRCUIT WITHSTAND STRENGTH FOR LOW-VOLTAGE EQUIPMENT 55-100KA- 1S(EN17025) NUMBER OF TESTS: UP TO 5 (IEC 62271-1) |
| SHORT TIME WITHSTAND CURRENT AND PEAK WITHSTAND CURRENT WITHSTAND TESTS FOR AC SWITCHGEAR AND CONTROLGEAR ABOVE 1000V, 1-20KA- 3S.NUMBER OF TESTS: UP TO 5 (IEC 62271-1) |
| SHORT TIME WITHSTAND CURRENT AND PEAK WITHSTAND CURRENT WITHSTAND TESTS FOR AC SWITCHGEAR AND CONTROLGEAR ABOVE 1000V, 20-55KA- 3S.NUMBER OF TESTS: UP TO 5 (IEC 62271-1) |
| SHORT TIME WITHSTAND CURRENT AND PEAK WITHSTAND CURRENT WITHSTAND TESTS FOR AC HIGH VOLTAGE EQUIPMENT ABOVE 1000V, 1-20KA- 3S.NUMBER OF TESTS: UP TO 10 (IEC 62271-1) |
| SHORT TIME WITHSTAND CURRENT AND PEAK WITHSTAND CURRENT WITHSTAND TESTS FOR AC HIGH VOLTAGE EQUIPMENT ABOVE 1000V, 20-55KA- 3S.NUMBER OF TESTS: UP TO 5 (IEC 62271-1) |
| SHORT TIME WITHSTAND CURRENT AND PEAK WITHSTAND CURRENT WITHSTAND TESTS FOR AC HIGH VOLTAGE EQUIPMENT ABOVE 1000V, 55-100KA- 3S.NUMBER OF TESTS: UP TO 5 (IEC 62271-1) |
| SHORT TIME WITHSTAND CURRENT AND PEAK WITHSTAND CURRENT WITHSTAND TESTS FOR AC SINGLE PHASE DISCONNECTORS AND EARTHING SWITCH UP TO 52KV, 20-55KA- 3S.NUMBER OF TESTS: UP TO 5 (IEC 62271-1) |
| SHORT TIME WITHSTAND CURRENT AND PEAK WITHSTAND CURRENT WITHSTAND TESTS FOR AC SINGLE PHASE DISCONNECTORS AND EARTHING SWITCH UP TO 52KV, 1-20KA- 3S.NUMBER OF TESTS: UP TO 5 (IEC 62271-1) |
| SHORT TIME WITHSTAND CURRENT AND PEAK WITHSTAND CURRENT WITHSTAND TESTS FOR AC SINGLE PHASE CAPACITOR SWITCH UP TO 52KV, 1-20KA- 3S.NUMBER OF TESTS: UP TO 5 (IEC 62271-1) |
| SHORT TIME WITHSTAND CURRENT AND PEAK WITHSTAND CURRENT WITHSTAND TESTS FOR AC SINGLE PHASE CAPACITOR SWITCH UP TO 52KV, 20-55KA- 3S.NUMBER OF TESTS: UP TO 5 (IEC 62271-1) |
| LOW CURRENT TESTS 0,5A-24KV FOR AC THREE PHASE DISCONNECTORS SWITCH 24KV 0-3S-0 .NUMBER OF TESTS: UP TO 100 PER DAY. (IEC 62271-1) |
| INTERRUPTING PERFORMANCE TESTS FOR FUSE CUT-OUT 24KV/100A. (TEST SERIES NO 1-5). NUMBER OF TESTS: UP TO 18 PER DAY. (ANSI C37.41) |
| INTERRUPTING PERFORMANCE TESTS FOR FUSE LINKS 24KV/100A. (TEST SERIES NO 1-5). NUMBER OF TESTS: UP TO 18 PER DAY. (ANSI C37.41) |
| VERIFICATION OF BREAKING CAPACITY FOR LOW VOLTAGE FUSES, FUSE BASE 500V/50KA. (TEST SERIES NO 1-2). NUMBER OF TESTS: UP TO 12 PER DAY. (IEC 60269-2) |
| SHORT-CIRCUIT TESTS 4500A , 1500A ON LOW VOLTAGE AC MICRO CIRCUIT-BREAKERS. NUMBER OF TESTS: UP TO 38 PER TYPE. (IEC 60898) |
| TEST OF MECHANICAL AND ELECTRICAL ENDURANCE ON LOW VOLTAGE AC MICRO CIRCUIT-BREAKERS (IEC 60898) |
| OPERATIONAL PERFORMANCE CAPABILITY ON LOW VOLTAGE RELAYS (IEC60947-1) |
| SHORT-CIRCUIT TESTS 5KA - 20KV ON SURGE ARRESTERS.NUMBER OF TESTS: UP TO 4 (IEC 60099-1, IEC 60099-4) |
| SHORT-CIRCUIT TESTS ON CURRENT TRANSFORMERS 1-20KA NUMBER OF TESTS: UP TO 5 (IEC 60044-1) |
| SHORT-CIRCUIT TESTS ON CURRENT TRANSFORMERS 20-55KA NUMBER OF TESTS: UP TO 5 (IEC 60044-1) |
| SHORT-CIRCUIT TESTS ON VOLTAGE TRANSFORMERS 20/0,1KV NUMBER OF TESTS: UP TO 5 (IEC 60041-2) |
| SHORT-CIRCUIT TESTS ON CABLES, AND CABLE ACCESORIES 1-20KA NUMBER OF TESTS: UP TO 5 (HD 629.1) |
| SHORT-CIRCUIT TESTS ON PORTABLE EARTHING EQUIPMENT MEDIUM VOLTAGE, LOW VOLTAGE, 1-20KA NUMBER OF TESTS: UP TO 5 (IEC 61230, IEC 60479-1) |
| MEASUREMENT OF THE RESISTANCE OF MAIN CIRCUIT FOR AC SWITCHGEAR AND CONTROLGEAR ABOVE 1000V(EN17025) (IEC 62271-1) |
| MEASUREMENT OF THE RESISTANCE OF MAIN CIRCUIT FOR AC METAL-ENCLOSED SWITCHGEAR AND CONTROLGEAR(EN17025) (IEC 62271-1) |
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VISUAL /DIMENSIONAL INSPECTION ON POWER TRANSFORMER 630-1000KVA630-1000KVA (IEC 60076-5) |
| SHORT-CIRCUIT WITHSTAND STRENGTH FOR LOW-VOLTAGE SWITCHGEAR AND CONTROLGEAR ASSEMBLIES 20-55KA- 1S(EN17025) NUMBER OF TESTS: UP TO 5 |
| SHORT-CIRCUIT WITHSTAND STRENGTH: LOW-VOLTAGE EQUIPMENT 1-20KA- 1S(EN17025) NUMBER OF TESTS: UP TO 10 |