Carlo Gavazzi’s DRC61 Series Insulation Monitoring Device is designed specifically for Mode 4 DC fast charging stations using CCS or CHAdeMO architectures. It continuously monitors insulation resistance between DC lines and ground, detecting both gradual degradation and sudden faults. Direct operation up to 1,000 VDC eliminates the need for additional voltage adapters, while configurable pre-alarm and alarm outputs, Modbus RTU communication, and local or remote testing simplify integration, diagnostics, and preventive maintenance.
FEATURES:
- Continuously monitors insulation resistance between DC lines and ground for early fault detection.
- Operates directly from 50 to 1,000 VDC in a single module, reducing components and installation complexity.
- Detects gradual insulation degradation, sudden faults, undervoltage, and overvoltage conditions.
- Two independently configurable SPST relay outputs provide pre-alarm and alarm signaling.
- Supports CCS and CHAdeMO Mode 4 DC fast charging architectures.
- Modbus RTU enables remote configuration and diagnostics, with additional setup through UCS software.
- Local and remote Test/Reset functions simplify commissioning and troubleshooting.
- UL listed to UL 2231-1/-2 and compliant with IEC 61851-23 and IEC 61557-8.
Carlo Gavazzi DRC61 Series
Carlo Gavazzi Technical Datasheets
