Belimo PRKCA-BAC-S2-T - rotary actuator with fail-safe function for dampers

Belimo PRKCA-BAC-S2-T rotary actuator

Model PRKCA-BAC-S2-T is designed for dampers. It has a capacitor-based fail-safe function: after a power failure and once the set hold-up time has elapsed, it moves to the selected fail-safe position.

Key features

• Torque: 160 Nm.
• Rated voltage: AC 24...240 V / DC 24...125 V; frequency 50/60 Hz.
• Modulating, communicative and hybrid control; BACnet MS/TP, Modbus RTU, MP-Bus communication.
• Control range Y: 2...10 V; available settings 0.5...10 V and 4...20 mA.
• Motor running time: 35 s / 90°, adjustable within 30...120 s; fail-safe position running time: 30 s / 90°.
• Fail-safe position adjustable within 0...100%; power fail hold time (PF): 2 s, adjustable within 0...10 s.
• 2x SPDT: one contact set to 10°, the other adjustable within 0...90° (factory setting 85°).
• Power consumption during operation: 52 W; at rest: 9 W.
• Terminal connections: power supply and auxiliary contacts 2.5 mm², control 1.5 mm².
• IEC/EN protection rating IP66/67; IEC/EN protection class I, protective earth (PE).
• F07 connection flange; F05/F10 only with accessories.
• Manual operation by crank, mechanical position indicator and internal heater to prevent condensation.
• Connection for two sensors; configuration and diagnostics via NFC using Belimo Assistant 2.