ABB JRA/S4.24.5.2 Atuador KNX para estores/persianas, 4 canais, 24V AC/DC, operação manual, calha DIN 2CDG110298R0011

The ABB JRA/S4.24.5.2 is a KNX shutter/blind actuator with 4 independent channels, designed for controlling 24 V AC/DC drives. It provides precise positioning of blinds, shutters, and slats with manual operation via push buttons on the device.

Advantages

Manual operation allows direct control on site, while status feedback and scene control integrate seamlessly into KNX building automation. The actuator supports safety functions and overload/short-circuit protection for reliable operation.

Suitable for

• Controlling 24 V AC/DC shutter and blind motors in KNX installations
• Residential and commercial building automation projects
• Retrofit and new construction with DIN rail mounting

Key specifications

• Product type: KNX Shutter/Blind Actuator
• Number of channels: 4
• Auxiliary voltage: 24 V AC/DC
• Rated current per output: 6 A (motor loads, cos φ = 0.6)
• Switching capacity: 250 V AC, 6 A
• Bus system: KNX
• Number of binary inputs: 4
• Mounting type: DIN rail (MDRC)
• Module width: 4 modules (72 mm)
• Connection type: Screw terminals
• Bus power consumption: < 10 mA
• Auxiliary power consumption: < 10 mA (without load)
• Operating temperature: -5 °C to +45 °C
• Functions: Up/down movement, slat adjustment, scene control, status feedback, safety functions
• Manual operation: Yes, via push buttons on device
• Overload protection: Yes
• Short-circuit protection: Yes

Recommendations

For KNX projects requiring reliable control of 24 V shutter drives with manual override, this actuator offers a compact 4-module DIN rail solution with integrated protection.