Gira KNX Switching and Blind Actuator 6f/3f 16 A 503300

Control up to six independent switching channels and three blind/shutter drives with this KNX actuator, each rated for 16 A. The device fits a standard DIN rail and occupies 4 modules (72 mm).

Overview

The Gira 503300 combines six potential-free switching outputs and three blind/shutter outputs in one compact unit. It is configured via ETS and supports manual operation through push buttons on the front panel. The actuator is powered directly from the KNX bus and connects to loads via screw terminals.

What stands out

• Six 16 A switching channels for lighting or other loads
• Three blind/shutter outputs for motor control
• Potential-free contacts rated for 250 V AC
• Scene control and status feedback for each channel
• Manual override with push buttons
• DIN rail mounting, 4 TE wide

Technical details

• Bus system: KNX
• Switching outputs: 6, 16 A each
• Blind/shutter outputs: 3
• Rated voltage: 250 V AC
• Max. switching capacity (ohmic): 3680 W per channel at 230 V
• Max. switching capacity (motor): 1380 VA per channel at 230 V
• Protection class: IP20
• Ambient temperature: 0 to +45 °C
• Connection: KNX bus terminal, screw terminals for loads
• Short-circuit and overload protection
• Configuration: ETS

Our verdict

A versatile KNX actuator for mixed switching and blind control, ideal for residential and commercial projects that require high current handling and flexible configuration.