Installation guide for Lutron QS Power Supply QSPS-DH-1-75, covering mounting, wiring, voltage specs, and safety.
This document provides installation instructions for the Lutron QS Power Supply model QSPS-DH-1-75. It details mounting on a DIN rail, wiring connections for input and output, voltage specifications, and safety precautions. The unit supplies 24V at 2.5A, compatible with 100–277V AC input. Safety warnings include turning off power before installation and ensuring proper ventilation to avoid overheating. The guide also covers breaker sizing for multiple units and compatibility with Lutron QS and HomeWorks QS systems.
| Nominal Output Voltage | 24 V- |
|---|---|
| Nominal Output Current | 2.5 A |
| Power | 60 W |
| Input Voltage Range | 100 to 277 V~ |
| Output Voltage Range | 22.5 – 25 V |
| Maximum Temperature | 60 °C |
The output voltage is set at 24 V- by default. No need to adjust the voltage adjustment knob.
The input voltage range is 100 to 277 V~.
Breaker size depends on voltage: 15A for 100–127V, 10A for 220–277V, with specific trip curves.