Pemasok dengan izin usaha terverifikasi
Pemasok yang Diaudit I.Automatic Transformer Test Bench Test ability:
1)Can meet the capacity of 63000KvA, 110Kv and below the oil-immersed transformer (including S9 S11 S13 and amorphous alloy transformer);
2) It can meet the capacity of 31500KvA, 35Kv and below dry-type transformers;
3) Mine explosion-proof transformers that can meet capacity of 6300KvA, 10Kv and below;
4) Special transformer (need to inform detailed capacity and voltage level when ordering).
II.Automatic Transformer Test Bench Test item:
1) transformer winding resistance test
2) Transformer voltage ratio measurement and connection group number test
3) transformer no-load current (%) and no-load loss test
4) Transformer short circuit impedance (%) and load loss test
5) Transformer power frequency applied pressure test
6) Transformer induced withstand voltage test
III.Automatic Transformer Test Bench Extensible test project:
1) Transformer partial discharge test
2) No-load harmonic test (0-31th harmonic)
3) Withstand voltage test of transformer oil (0-80Kv)
4) Transformer temperature rise test (can automatically draw temperature rise curve)
5) Insulation resistance test (absorption ratio and polarization index)
6) Transformer anti-interference dielectric loss test
7) Lightning impact test.
IV.Automatic Transformer Test Bench Technical Parameters:
| NO. | Equipment | Model | Quantity |
| 1,HZBZ-IV Master station for transformer test bench | |||
| 01 | Master station for transformer test bench | HZBZ-IV | 1 |
| 02 | industrial control machine | IPC-610L | 1 |
| Display screen | Samsung stereo screen 27 inches | 1 | |
| Printer | HP | 1 | |
| 03 | transformer test system software | V1.0 | 1 |
| 2,Test instrument | |||
| 01 | Turn ratio tester | HZ-700 | 1 |
| 02 | power analyzer | HZ-300 | 1 |
| 03 | Dual channel DC resistance tester | HZ-200 | 1 |
| 04 | Insulation resistance tester | common 3125A | 1 |
| 05 | Transformer dielectric loss tester | HZ-6000 | 1 |
| 06 | Temperature inspector | 8 temperature passageway | 1 |
| 3, High and low voltage control cabinet (containment structure, it can be hoisted as a whole, convenient and quick, internal wiring completed at once, saving installation and commissioning time). | |||
| 01 | Instrument integration unit one set | 1 | |
| 02 | PLC control device | SIEMENS S7-200 | 1 |
| 03 | Test project distribution device | 400A | 1 |
| 04 | High voltage current metering device | 1 | |
| High voltage precision current Mutual inductor | 400-200-100-50-20-10-5A/5A Voltage level:22/√3KV Precision grade:0.1 |
3 | |
| 05 | High voltage voltage metering devices | 1 | |
| High voltage precision voltage Mutual inductor | (22.0-11.0-6.6-3.3)/√3/0.1KV Voltage level:22/√3KV Precision grade:0.1 |
3 | |
| 4, Equipment | |||
| 01 | Three-phase induction voltage regulator | 250KVA(10-650V) | 1 |
| 02 | Intermediate transformer | 250KVA | 1 |
| 03 | Frequency doubling generator | 10KV | 1 |
| 5,Test transformer console | |||
| 01 | High voltage test transformer | 50KVA/100KV | 1 |
| 02 | Test transformer console | 50KVA(Including electric regulator) | 1 |
| 03 | Protection resistance | 100KV | 1 |
| Accessories | Special high voltage discharge rod | ||
| High voltage test line | |||
| Grounding wire and plug | |||
| 6, Other | |||
| 01 | Cable and wire | Regulator input: 150mm23*10M Regulator output: 95mm23*10M Intermediate input: 95mm23*10M Intermediate variable output: 25mm23*10M (high voltage line) Multiplier unit input: 25mm23*10M Excitation regulation: 16mm23*10M Multiplier unit output: 16mm23*10M Test transformer input: 25mm22*10M Test line: 50mm23*10M (high voltage line) |
1 |
| lightning impulse test system | |||
| 01 | Lightning impulse test system | 450KV/20KJ(including 300KV chopper device) | 1 |
Pemasok dengan izin usaha terverifikasi
Pemasok yang Diaudit 
