How do I troubleshoot a 'down' or 'offline' status in the BAS

Engineered for industrial HVACR control systems

Whether you are performing a routine repair or an emergency system overhaul

this unit provides the reliability required for inductive motor loads and resistive heating applications

Trane RLY3210 Relay 340155-7026 How do I troubleshoot aThe Trane RLY3210 is a heavy duty OEM compressor start relay engineered for single phase residential and commercial condensing units. This 50A coil relay serves as a critical replacement component for managing high torque compressor startups in Trane and American Standard HVAC systems. By utilizing a 50 ampere rated coil, this component effectively engages the start capacitor to provide the necessary jump for 1. 5 to 5 ton compressors, then