Siemens 5ST38206 Adapter for Auxiliary Switches and Fault Signal Contacts

Connect auxiliary switches and fault signal contacts to Siemens SENTRON circuit breakers with this side-mounting adapter. It supports the 5ST30 and 5ST31 auxiliary switch series and the 5ST3800 fault signal contact, enabling reliable signaling and monitoring in distribution boards.

Overview

The Siemens 5ST38206 is a mechanical adapter designed for side mounting on compatible miniature circuit breakers (MCBs) and residual current circuit breakers (RCCBs). It provides a secure interface for auxiliary switches and fault signal contacts, expanding the functionality of your protection devices.

What stands out

• Compatible with Siemens 5SY, 5SP, 5SL, 5SU1, and 5SV series circuit breakers
• Enables connection of auxiliary switches (5ST30, 5ST31) and fault signal contacts (5ST3800)
• Side mounting design for easy installation
• Made of high-quality light grey plastic
• Part of the Siemens SENTRON system

Technical details

• Product type: Adapter
• Application: Connection of auxiliary switches/fault signal contacts to circuit breakers
• Compatible auxiliary switches: Siemens 5ST30, 5ST31
• Compatible fault signal contacts: Siemens 5ST3800
• Compatible circuit breakers: Siemens 5SY, 5SP, 5SL, 5SU1, 5SV series
• Mounting type: Side mounting
• System series: Siemens SENTRON
• Material: High-quality plastic
• Colour: Light grey
• Quantity per pack: 1
• Operating temperature range: -25 to +55 °C
• Storage temperature range: -40 to +75 °C
• Pollution degree: 3
• Protection class: IP20

Our verdict

A precise and reliable adapter for integrating auxiliary signaling into Siemens SENTRON circuit breaker installations. Its side-mounting design and compatibility with key accessory series make it a practical choice for panel builders and electricians.