Description
The Siemens 3RA1921-1DA00 is a factory-engineered Link Module designed for use with Siemens SIRIUS motor starter assemblies. It provides a secure mechanical and electrical interconnection between individual starter components, enabling reliable reversing or combination starter configurations without the need for additional external wiring between modules.
Product Overview
As part of the Siemens 3RA19 accessory series, this link module is purpose-built to integrate directly with compatible SIRIUS 3RA1 series motor starters. It simplifies panel wiring, reduces installation time, and ensures a compact, organized control panel layout — a critical advantage in commercial HVAC, industrial, and building automation applications.
Key Features
- Direct plug-in link module for SIRIUS 3RA1 series motor starters
- Enables mechanical and electrical interconnection of starter assemblies
- Supports reversing and combination starter configurations
- Eliminates the need for external cross-wiring between modules
- Compact design for space-efficient control panel installation
- Genuine Siemens OEM component for assured compatibility and reliability
- Designed for use in commercial HVAC, industrial, and building automation systems
Applications
- Motor reversing starter assemblies
- Wye-delta motor starter combinations
- Commercial HVAC control panels
- Industrial motor control centers (MCCs)
- Building automation and energy management systems
Why Choose Siemens 3RA1921-1DA00
Siemens SIRIUS components are globally recognized for their robust construction, long service life, and seamless system integration. The 3RA1921-1DA00 Link Module upholds this standard, offering HVAC professionals and electrical contractors a dependable solution for building reliable motor starter assemblies with minimal wiring complexity.
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