5SU9356-1KK20

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Overview of Siemens 5SU9356-1KK20

Buy genuine Siemens 5SU9356-1KK20 today for your automation system. This industrial-grade miniature residual current circuit breaker (RCBO) is designed to provide reliable protection and fault detection in low-voltage electrical installations. Manufactured by Siemens under the SENTRON brand, this 1-pole-plus-neutral (1P+N) device operates at 230/240 V AC with a rated current of 20 A. It features a C-characteristic trip curve and a 30 mA residual current rating, making it ideal for sensitive fault protection and preventing electrical hazards. Its robust design offers a high breaking capacity and long-term durability for enhanced system safety in industrial and commercial applications.

Key Features of Siemens 5SU9356-1KK20

  • Rated current: 20 A with a rated voltage of 230 V AC
  • Residual current trip at 30 mA for effective earth fault detection
  • Breaking capacity up to 6 kA according to IEC and EN standards
  • 1P+N configuration with neutral conductor switching
  • Type AC residual current detection suitable for alternating current faults
  • C-characteristic trip curve for motor and general use protection
  • Halogen-free and silicon-free materials enhancing safety and environmental compliance
  • Protection class IP20 when installed in distribution boards
  • Low power dissipation (0.75 W per pole) ensuring energy efficiency
  • Touch protection for user safety during operation

Technical Specs of 5SU9356-1KK20

Explore Siemens 5SU9356-1KK20 specifications covering voltage, I/O, and communication to ensure system compatibility.

Parameter Specification
Number of Poles 1P+N
Rated Voltage 230/240 V AC
Rated Current 20 A
Residual Current Rating 30 mA (Type AC)
Breaking Capacity 6 kA
Frequency 50/60 Hz
Power Loss 0.75 W per pole (max 1.5 W)
Protection Class IP20 (installed)

Applications / Use Case

This Siemens 5SU9356-1KK20 is commonly used in industrial automation and factory control panels worldwide. It effectively protects electrical circuits from earth faults and overloads, making it essential for production line systems and machine automation. Its ability to switch the neutral conductor and meet high breaking capacity standards ensures safety and reliability in commercial buildings, manufacturing plants, and process control environments. The RCBO's sensitive residual current detection helps prevent electrical fires and reduces the risk of electric shock, contributing to overall operational safety and compliance with international electrical regulations.

Price & Availability

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5SU9356-1KK20

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Does it come with a warranty?

Yes, All products are offered wth 1-Year warranty.

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All products are delivered within 2-8 business days depending on our stock location.

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