The High Voltage and Dielectric Tests Labs, perform Dielectric Tests in High Voltage, Medium Voltage and Low Voltage Electrical Materials
Main Tests
- Lightning Impulse Voltage tests 1,2 /50μS full wave and chopped on the tail up to 1,800kV.
- Power frequency voltage tests up to 300kV under dry or wet conditions.
- Dielectric tests at variable humidity and temperature, under water immersion and under pollution.
- Direct current tests up to 200kV and induced voltage tests (200Hz) up to 1kV.
- Partial discharges, radio interference voltage, power loss, tanδ, capacitance measurements.
- Investigation tests.
Main Equipment
- Impulse voltage Generator 1800 KV, 90KJ, waveform 1,2/50μS
- Digital recorder of impulse voltages & currents,
- AC Dielectric test transformer 0 -300kV/ 1A , 50Hz
- AC Generator 50 Hz, 0-100KV /100mA, 50Hz WP10/100
- DC Generator 0-200kV/200mA ,
- 3- phase Generator 200 Hz, 380 V
- PD measuring system
适用的实验室检测标准：
| TEST WITH LIGHTNING IMPULSE CHOPPED ON THE TAIL (LIC) FOR POWER TRANSFORMERS (IEC 60076-3) |
| SEPARATE SOURCE AC WITHSTAND VOLTAGE TEST FOR POWER TRANSFORMERS (IEC 60076-3) |
| INDUCED AC VOLTAGE TESTS FOR POWER TRANSFORMERS (IEC 60076-3) |
| MEASURMENT OF RADIO INTERFERENCE VOLTAGE (RIV) FOR POWER TRANSFORMERS (IEC 60437) |
| IMPULSE TEST ON PRIMARY WINDING OF HV VOLTAGE TRANSFORMERS (1 PC) (IEC 60044-2) |
| WET TEST FOR OUTDOOR TYPE HV VOLTAGE TRANSFORMERS (1 PC) (IEC 60044-2) |
| POWER-FREQUENCY WITHSTAND TESTS ON PRIMARY WINDINGS OF HV VOLTAGE TRANSFORMERS (1 PC) (IEC 60044-2) |
| INDUCED AC VOLTAGE TESTS ON HV VOLTAGE TRANSFORMERS. (IEC 60044-2) |
| PARTIAL DISCHARGE MEASUREMENT ON HV VOLTAGE TRANSFORMERS (1 PC) (IEC 60044-2) |
| POWER-FREQUENCY WITHSTAND TESTS ON SECONDARY WINDINGS AND BETWEEN SECTIONS ON HV VOLTAGE TRANSFORMERS. (1 PC) (IEC 60044-2) |
| IMPULSE TEST ON PRIMARY WINDING OF HV CURRENT TRANSFORMERS (1 PC) (IEC 60044-2) |
| WET TEST FOR OUTDOOR TYPE LV OR HV CURRENT TRANSFORMERS (1 PC) (IEC 60044-2) |
| POWER-FREQUENCY WITHSTAND TESTS ON PRIMARY WINDINGS OF HV CURRENT TRANSFORMERS (1 PC) (IEC 60044-2) |
| PARTIAL DISCHARGE MEASUREMENT ON HV CURRENT TRANSFORMERS (1PC) (IEC 60044-2) |
| POWER-FREQUENCY WITHSTAND TESTS ON SECONDARY WINDINGS AND BETWEEN SECTIONS ON LV OR HV CURRENT TRANSFORMERS (1PC) (IEC 60044-2) |
| INTER-TURN OVERVOLTAGE TEST ON LV OR HV CURRENT TRANSFORMERS (1PC) (IEC 60044-2) |
| IMPULSE VOLTAGE TEST “TO EARTH AND BETWEEN PHASES” FOR MV METAL ENCLOSED SWITCHGEAR AND CONTROLGEAR (IEC 62271-102) |
| IMPULSE VOLTAGE TEST “TO EARTH AND BETWEEN PHASES ON OPENED SWITCHING DEVICES” FOR MV METAL ENCLOSED SWITCHGEAR AND CONTROLGEAR (IEC 62271-102 IEC 62271-1) |
| IMPULSE VOLTAGE TEST “ ACROSS THE ISOLATING DISTANCE” ON ONE SWITCHING DEVICE” FOR MV METAL ENCLOSED SWITCHGEAR AND CONTROLGEAR (IEC 62271-102 IEC 62271-1) |
| POWER-FREQUENCY WITHSTAND TESTS “TO EARTH AND BETWEEN PHASES” FOR METAL ENCLOSED SWITCHGEAR AND CONTROLGEAR (IEC 62271-102) |
| POWER-FREQUENCY WITHSTAND TESTS “TO EARTH AND BETWEEN PHASES ON OPENED SWITCHING DEVICES” FOR MV METAL ENCLOSED SWITCHGEAR AND CONTROLGEAR (IEC 62271-102 IEC 62271-1) |
| POWER-FREQUENCY WITHSTAND TESTS “ ACROSS THE ISOLATING DISTANCE” ON ONE SWITCHING DEVICE FOR MV METAL ENCLOSED SWITCHGEAR AND CONTROLGEAR (IEC 62271-102 IEC 62271-1) |
| LIGHTNING IMPULSE VOLTAGE TEST ON 1-POLE DISCONNECTORS –FUSE DISCONNECTORS. |
| POWER-FREQUENCY WITHSTAND TEST ON 1-POLE DISCONNECTORS –FUSE DISCONNECTORS |
| WET TEST FOR OUTDOOR TYPE 1-POLE DISCONNECTORS –FUSE DISCONNECTORS |
| MEASURMENT OF RADIO INTERFERENCE VOLTAGE (RIV) ON 1-POLE DISCONNECTORS –FUSE DISCONNECTORS (ANSI C37.41) |
| LIGHTNING IMPULSE VOLTAGE TEST ON 3-POLE DISCONNECTORS –FUSE DISCONNECTORS (ΔΔ-310, ΔΔ-312, IEC 62271-102) |
| POWER-FREQUENCY WITHSTAND TEST ON 3-POLE DISCONNECTORS –FUSE DISCONNECTORS (ΔΔ-310, ΔΔ-312, IEC 62271-102) |
| WET TEST FOR OUTDOOR TYPE 3-POLE DISCONNECTORS –FUSE DISCONNECTORS (ΔΔ-310, ΔΔ-312, IEC 62271-102, IEC 600060-1) |
| MEASURMENT OF RADIO INTERFERENCE VOLTAGE (RIV) ON 3-POLE DISCONNECTORS –FUSE DISCONNECTORS (ANSI C37.41, IEC 60437) |
| LIGHTNING IMPULSE VOLTAGE TEST ON SWITCH DISCONNECTOR(1-52KV) OUTDOOR TYPE (IEC 62271-102, IEC 60694) |
| POWER-FREQUENCY WITHSTAND TEST ON SWITCH DISCONNECTOR(1-52KV) OUTDOOR TYPE (IEC 62271-102, IEC 60694) |
| WET TEST ON SWITCH DISCONNECTOR(1-52KV) OUTDOOR TYPE (IEC 62271, IEC 60694) |
| MEASURMENT OF RADIO INTERFERENCE VOLTAGE (RIV) ON SWITCH DISCONNECTOR(1-52KV) OUTDOOR TYPE (IEC 62271) |
| CRITICAL IMPULSE VOLTAGE TEST ON HV INSULATORS. (ANSI C29.1) |
| WITHSTAND LIGHTNING IMPULSE VOLTAGE TEST ON HV INSULATORS (ANSI C29.1) |
| WET CRITICAL FLASHOVER VOLTAGE TEST ON HV INSULATORS. (ANSI C29.1) |
| DRY CRITICAL FLASHOVER VOLTAGE TEST ON HV INSULATORS. (ANSI C29.1) |
| PUNCTURE TEST (PORCELAIN OR GLASS) ON HV INSULATORS (ANSI C29.1) |
| MEASURMENT OF RADIO INTERFERENCE VOLTAGE (RIV) ON HV INSULATORS. (ANSI C29.1) |
| LIGHTNING IMPULSE VOLTAGE TEST ON HV ARRESTER. (IEC 60060-1, IEC 6099-4) |
| DRY POWER-FREQUENCY WITHSTAND TEST ON HV ARRESTER. (IEC 60060-1, IEC 6099-4) |
| WET POWER-FREQUENCY WITHSTAND TEST ON HV ARRESTER (IEC 60060-1, IEC 6099-4) |
| PARTIAL DISCHARGE MEASUREMENT ON HV ARRESTER (IEC 60270, IEC 6099-4) |
| BENDING TEST, FOLLOWED BY A PARTIAL DISCHARGE TEST ON SINGLE-CORE HV CABLES (95-630MM2) (IEC 60502-2) |
| TAN Δ MEASUREMENT (IEC 60502-2) |
| PARTIAL DISCHARGE TEST ON SINGLE-CORE HV CABLES (95-630MM2) (IEC 60502-2, IEC 60885-3) |
| HEATING CYCLE TEST, FOLLOWED BY A PARTIAL DISCHARGE TEST ON SINGLE-CORE HV CABLES (95-630MM2) (IEC 60502-2) |
| IMPULSE TEST AT ELEVATED TEMPERATURE, FOLLOWED BY A VOLTAGE TEST AT AMBIENT TEMPERATURE ON SINGLE-CORE HV CABLES (95-630MM2) (IEC 60502-2, IEC 60230) |
| VOLTAGE TEST FOR 4 H ON SINGLE-CORE HV CABLES (95-630MM2) (IEC 60502-2) |
| (63 HEATING CYCLES) TEST ON ACCESSORIES FOR USE ON HV CABLES (95-630MM2) (HD 629.1 S2, IEC 61442) |
|
FULL WAVE LIGHTNING IMPULSE TEST (LI) - FOR THE LINE TERMINALS ON POWER TRANSFORMERS NUMBER OF LI = 12 |
| INDUCED VOLTAGE TESTS WITH PARTIAL DISCHARGE MEASUREMENT (IVPD) ON POWER TRANSFORMERS (1 PC) |
| WATER DIFFUSION TEST ON COMPOSITE INSULATORS (IEC 62217) |
| CHOPPED IMPULSE TEST ON PRIMARY WINDING ON MEASUREMENT TRANSFORMERS |