SIRIUS 3US Accessory for Thermal Overload Relay Installation and System Integration – 3US9150-00-8K

🔹 Siemens SIRIUS 3US Accessory – 3US9150-00-8K (System Integration & Installation Part)

🔹 Product Description

The Siemens 3US9150-00-8K is an installation and system integration accessory designed for use with the SIRIUS 3US thermal overload relay series. It is used to support proper mounting, connection, and electrical integration of 3US overload relays within motor starter assemblies and industrial control panels.

This accessory helps ensure secure mechanical fitment and correct system alignment between the overload relay and associated contactor or mounting base. It is typically used in modular motor starter systems, where multiple components must be precisely assembled for reliable motor protection.

It plays an important role in improving installation flexibility, wiring accessibility, and system compatibility, especially in compact control panels where space optimization and standardized mounting are required.

As part of the Siemens SIRIUS ecosystem, this accessory supports safe, reliable, and standardized motor protection configurations, ensuring that thermal overload relays operate correctly within the complete motor starter system.

🔹 Key Features

• Genuine Siemens SIRIUS 3US series accessory
• Model: 3US9150-00-8K
• Used for installation and system integration of 3US relays
• Supports secure mounting and mechanical alignment
• Improves compatibility in motor starter assemblies
• Helps in compact control panel integration
• Enhances wiring and assembly convenience
• Designed for industrial-grade reliability
• Suitable for modular SIRIUS motor protection systems
• Ensures correct relay-contactor system configuration