Crouse-Hinds SD32R Surge Protection Device
The Crouse-Hinds SD32R is part of the SD range — a series of surge protection devices that combine unparalleled packing densities, application versatility, and proven reliable hybrid circuitry. Designed for simple installation in process control and industrial environments, this device offers optional loop disconnect facilities.
Key Specifications
- DC Voltage Rating: 32V DC
- AC Voltage Rating: 22V AC
- Current: 400A
- Maximum Surge Current: 20 kA
- Bandwidth: 50 MHz
- Mounting Type: DIN-Rail
- Model: SD32R
- Manufacturer: Crouse-Hinds (Eaton)
Features
- ATEX certified intrinsically safe surge protection
- Ultra-slim, space-saving design for easy installation
- Multistage hybrid protection circuitry with 20 kA maximum surge current
- Range of voltage ratings to suit all process I/O applications
- High bandwidth, low resistance design
- Optional loop disconnect facilities
Applications
Well suited for industrial process I/O signal line protection, instrumentation, power supply lines, and telephone circuits in hazardous area and general industrial environments.



