Beijing Guangjing Precision Instruments
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| Brand | Beijing Guangjing Precision Instruments |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Direct Manufacturer |
| Product Category | Domestic |
| Model | BDJC Series |
| Maximum Breakdown Voltage | 50 kV |
| Input Voltage | 220 V AC |
| Output Voltage Range | 0–50 kV AC / DC |
| Power Rating | 5 kVA |
| Voltage Ramp Rates | 0.1, 0.2, 0.5, 1.5, 2.0, 2.5, 3.0 kV/s |
| Test Modes | Stepwise ramp, constant-rate ramp, withstand test (AC/DC) |
| Voltage Measurement Accuracy | ≤ ±1% |
| Withstand Time Range | 0–6 hours |
| Safety Protection | 9-level integrated protection system |
| Compliance | Designed per IEC 60243-1, ASTM D149, GB/T 1408.1, ISO 60243-1 |
| Brand | Beijing Guangjing Precision Instruments |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Direct Manufacturer |
| Product Origin | Domestic (China) |
| Model | BJC-50000V |
| Output Voltage Range | AC/DC 0–50 kV |
| Power Rating | 3 kVA |
| Voltage Accuracy | ≤ ±1% |
| Rising Rate Adjustment | 0.1–5.0 kV/s |
| Test Modes | Ramp-up, Stepwise, and Hold-at-Voltage (with programmable duration up to 6 h) |
| Electrode Configurations | Two Φ25 mm × 25 mm flat electrodes |
| Compliance Standards | GB/T 1408.1–2006, GB/T 1695–2005, GB/T 3333–1999, HG/T 3330–2003, GB 12656–1990, ASTM D149–2022 |
| Protection Features | Overcurrent cutoff (<50 ms), overvoltage lockout, ground-fault detection, dual-level (hardware + software) alarm system |
| Data Acquisition | Real-time voltage/current logging (mA resolution), PC-based control and reporting |