Siemens Surge Suppressor 48-127VAC 24-70VDC 3RT29161JK00

The Siemens Surge Suppressor 3RT29161JK00 is a high-quality accessory designed to protect contactor coils from switching overvoltages. It is part of the Siemens SIRIUS 3RT2 series and is compatible with contactor sizes S00, S0, S2, and S3. This surge suppressor uses varistor technology to limit overvoltages, ensuring reliable operation and extended lifespan of your contactors.

Advantages

Effective protection against voltage spikes, easy front-side plug-in mounting, integrated LED status indicator for quick diagnostics, and wide operating voltage range covering both AC and DC systems.

Suitable for

• Siemens SIRIUS 3RT2 contactors of sizes S00, S0, S2, S3
• Industrial automation systems requiring coil protection
• Applications with operating voltages from 48 to 127 V AC or 24 to 70 V DC

Key specifications

• Product Type: Surge Suppressor
• Protection Technology: Varistor
• Operating Voltage AC: 48 - 127 V AC
• Operating Voltage DC: 24 - 70 V DC
• Compatibility: Siemens SIRIUS 3RT2 (S00, S0, S2, S3)
• Status Indicator: Integrated LED
• Mounting Type: Front-side plug-in
• Ambient Operating Temperature: -25 to +60 °C
• Storage Temperature: -40 to +80 °C
• Degree of Protection: IP20 (when installed)
• Standards: IEC 60947-1, EN 60947-1

Recommendations

For optimal protection, always use the surge suppressor with compatible Siemens contactors. Ensure proper installation according to the manufacturer's guidelines.