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GDGS-500
GOLD
The GDGS-500 Tan Delta calibrator can verify the accuracy of Tan Delta measuring instruments. The device provides a stable 100 pF capacitor, with a withstand voltage of 12 kV and a rated frequency of 50 Hz. It supports UST/GST testing modes under a test voltage of 10 kV, ensuring clear wiring and safe operation. Portable structure, easy to carry and use. Tan δ tester verification widely used in power systems, testing centers, and manufacturing industries.
Rated voltage: 12KV
Rated frequency: 50Hz
Capacitance: 100pF
Tan Delta < 2X10-5
Tan Delta stability: ±0.5%±1×10-4
There are 10 calibrated gears as below:
V=10KV | Cn=100pF | 5 | 2.0x10-3 |
0 | 0 | 6 | 5.0x10-3 |
1 | 1.0x10-4 | 7 | 1.0x10-2 |
2 | 2.0x10-4 | 8 | 2.0x10-2 |
3 | 5.0x10-4 | 9 | 5.0x10-2 |
4 | 1.0x10-3 | 10 | 1.0x10-1 |
UST Test mode
GST Test mode
1.Power grid on‑site testing
On‑site calibration of automatic tan delta test sets for substation equipment, including transformers, bushings, current transformers, and voltage transformers.
2.High‑voltage laboratories
Calibration of precision dielectric loss measuring bridges in metrology laboratories, quality inspection centers, and electric power research institutes.
3.Electrical equipment manufacturing
Factory calibration and accuracy verification of tan delta test instruments used in production lines for transformers, switchgears, and insulating components.
4.Metrology & third‑party certification
Periodic verification and metrological calibration of dielectric loss test equipment to ensure measurement traceability and compliance.
5.Electrical maintenance & testing services
On‑site and bench‑top calibration for professional electrical testing companies to maintain instrument accuracy.
