Return spring actuator model BLF24-T-ST

Blf24-T-Spring Model

from Belimo is designed to control fire and smoke dampers in air conditioning and air conditioning systems. It is a combination of a spring acchildo and an electric thermal disconnection that returns the damper to a safe position in the event of a power outage. Technical Specifications: • torque: 1 Nm for the engine and 2 Nm for recursive spring • Nominal voltage: AC/DC 4V • Control: Open/closed • Rotary angle: Maximum 2 degrees (including 2 ° C) • Engine performance time: 1 to 2 seconds • Spring Return Time: About 2 seconds at temperatures of 1 to +2 degrees Celsius • ambient temperature: -5 to +2 ° C • Environmental humidity: up to 1 % without condensation • Protection Degree: IP54 • Dimensions (L X M x H): 1 x ۹۹ x 2.5mm • Weight: about 1.5 kg Features: • The thermal disconnecting machine: If the ambient temperature rises above 2 ° C, the thermal disconnection will be activated. • Status indicator: It has two microswitchs to indicate the end status of the damper and the mechanical marker to display the damper position. • Manual performance: In case of power outages, the damper can be manually adjusted and fixed in the desired position. Accessories: • Auxiliary switch: SN1 (one SPDT) and SN2 (two SPDTs) for signaling to control systems. • Spare heat cutting machine: ZBAE72 for replacement if needed. • Plog Cable Collection: ZST-SB to connect to power and communication units. Please note that the above information may change over time. For more up -to -date information, see Belimo's official documentation.