ABB JRA/S2.230.5.2 KNX rolluik-/jaloezieactor, 2-kanaals, 230 V AC, 5 A, DIN-rail

Electricians and building automation integrators rely on the ABB JRA/S2.230.5.2 to control blinds, shutters, awnings, and roof windows in KNX installations. This 2-channel actuator mounts on a DIN rail and switches 230 V AC loads up to 5 A per channel, making it suitable for residential and commercial projects. Manual operation via front push buttons allows on-site testing without bus power.

Key specifications

• Product type: KNX Blind/Shutter Actuator
• Number of channels: 2
• Rated load voltage: 230 V AC, 50/60 Hz
• Rated load current per channel: 5 A
• Mounting type: DIN rail (4 TE / 72 mm wide)
• Protection class: IP20
• Operating temperature: -5 °C to +45 °C
• Bus system: KNX (TP), bus current consumption < 10 mA
• Connection: screw terminals for load, KNX bus terminal for bus
• Manual operation: yes, via push buttons on device
• Functions: up/down, stop, slat adjustment, position control, scenes, sun protection, wind/rain alarm
• Short-circuit protection: external circuit breaker required

Why choose it

This actuator integrates seamlessly into KNX systems, offering precise control of motor-driven shading devices. Its compact 4 TE width saves space in distribution boards, while the manual override simplifies commissioning and troubleshooting. The device supports advanced automation functions such as slat adjustment and sun protection, enhancing comfort and energy efficiency.

Ideal use cases

• Automated blind and shutter control in smart homes
• Sun protection for office buildings and hotels
• Integration with weather stations for wind and rain alarms
• Retrofit projects where space is limited

Good to know

The actuator is designed for use in KNX TP (twisted pair) installations. It requires an external circuit breaker for short-circuit protection. The device is intended for installation in distribution boards or enclosures with a minimum protection class of IP20. Always consult the KNX project documentation for proper configuration.