Doble Phenix Technologies HC-C Series Circuit Breaker Test Set
Doble · Model HC-C Series (HC12C/HC20C) · Electrical Test Instruments
High-current circuit breaker test sets (12,000-75,000 A class) that test virtually any low-voltage, molded-case or metal-clad direct-acting AC circuit breaker by simulating overload and fault conditions; also used for primary injection and substation maintenance.
Key specifications
- HC-12C: 12,000 A output; HC-20C: 20,000 A output (series also incl. HC-40C, HC-75C)
- Input 240 V or 380-480 V
- Tests breakers, current transformers and thermal/magnetic overload relays
- Continuously variable output via motorized regulator over the full test range
- SCRs with programmable phase-angle firing; precise repeatable current pulses
- Current waveform display; fully automated testing; ISO 17025 calibration available
Download the HC-C Series (HC12C/HC20C) datasheet (PDF)
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