DEHN DBX U4 KT BD S 0-180 180V grijze combi-overspanningsbeveiliging (922400)

Combined surge arrester for data and signal lines in measurement and control systems, protecting 4-wire configurations with a nominal discharge current of 10 kA per line. The grey thermoplastic housing mounts on a 35 mm DIN rail and connects via screw terminals.

Advantages

High total discharge current of 20 kA, voltage protection level ≤ 500 V, and a cut-off frequency of 10 MHz ensure reliable protection for sensitive electronics. Wide operating temperature range from -40 °C to +80 °C.

Suitable for

• 4-wire measurement and control systems
• Data and signal lines with operating voltages up to 180 V DC / 127 V AC
• DIN rail mounting in industrial environments

Key specifications

• Nominal voltage: 0 - 180 V DC / 0 - 127 V AC
• Max. continuous operating voltage: 180 V DC / 127 V AC
• Nominal discharge current (8/20 µs): 10 kA
• Total discharge current (8/20 µs): 20 kA
• Voltage protection level line-line and line-PG: ≤ 500 V
• Cut-off frequency: 10 MHz
• Connection: screw terminals
• Mounting: DIN rail 35 mm
• Housing: thermoplastic, grey
• Operating temperature: -40 °C to +80 °C

Recommendations

For optimal protection, install close to the equipment to be protected and ensure proper grounding. Verify compatibility with system voltage and signal frequency.