ABB JRA/S2.24.2.2 Atuador para estores/persianas, 2 canais, 24V, operação manual, KNX 2CDG110295R0011

This KNX blind/shutter actuator delivers 3 A per channel at 24 V AC/DC, making it a robust choice for controlling two independent blind or shutter motors in building automation.

Overview

The ABB JRA/S2.24.2.2 is a 2-channel blind/shutter actuator for KNX systems. It provides manual operation via push buttons directly on the device, allowing on-site control without bus commands. The actuator is designed for DIN rail mounting, occupying 4 TE (approx. 72 mm) of space.

What stands out

• Two independent output channels for blinds or shutters
• Manual operation via push buttons for local control
• Supports up/down, stop, and step-by-step control
• Position feedback and scene integration
• Short-circuit and overload protection

Technical details

• Bus system: KNX (21-30 V DC)
• Output voltage: 24 V AC/DC
• Output current per channel: 3 A
• Number of channels: 2
• Mounting: DIN rail (4 TE)
• Protection class: IP20
• Operating temperature: -5 °C to +45 °C
• Bus power consumption: max. 10 mA
• Connection type: screw terminals
• Control: individual or group
• Safety functions: short-circuit and overload protection

Our verdict

A reliable KNX actuator with manual override, ideal for small to medium blind control projects.