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Chenzhu Lightning Arrestors, IS Barriers

Chenzhu - C Series Ultra Thin Signal SPD

CHENZHU company was established in 2002 by a group of 6 people who were part of a strategic national team set up in 1997 in Shanghai Institute of Process Automation Instrumentation (SIPAI). Chenzhu has since grown into a leading brand providing high quality protection product such as surge protection devices (lightning arrestors), intrinsic safety barriers, signal conditioners, safety relays, temperature transmitter and I/O, etc. 

 

 

 


Chenzhu - Intrinsic Safety Signal SPD – 3.5 mm Width

The Intrinsic Safety Signal SPD – 3.5 mm Width is engineered to protect sensitive 5V signal lines from transient surges. Suitable for 2-wire systems, it supports applications such as thermocouples, RS-485, and CAN communication. With Ex ia IIC T6…T4 Ga certification, it ensures safe and reliable operation in hazardous areas.

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Chenzhu - Intrinsic Safety Signal SPD – 6 mm Width

The Intrinsic Safety Signal SPD – 6 mm Width series provides robust surge protection for various low-voltage signal applications in hazardous industrial environments. With a slim 6 mm profile, high surge handling capacity, and intrinsic safety compliance, these SPDs ensure reliable performance for sensitive instrumentation, control, and communication systems. Multiple variants are available to suit different signal voltages, wiring configurations, and application needs.

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Chenzhu - Safety Signal SPD – 3.5 mm Width

The Safety Signal SPD – 3.5 mm Width series offers compact, high-performance surge protection for sensitive industrial signal lines. Engineered for reliability, it is available in models for both 5V and 24V applications, ensuring stable performance in demanding environments. With a high surge handling capacity of C2: 20kV/10kA per line, these SPDs protect critical measurement and control systems while saving valuable panel space.
 

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Chenzhu - Safety Signal SPD – 6 mm Width

The Safety Signal SPD – 6 mm Width series provides reliable and space-efficient surge protection for sensitive industrial signals. Available in multiple configurations for 5V and 24V applications, these SPDs deliver high surge handling capacity of C2: 20kV/10kA per line, ensuring the protection of measurement, control, and communication systems. The slim 6 mm width saves valuable panel space while maintaining robust performance in demanding environments.

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