UG-3-A4O Calectro United States Sales

Calectro air duct smoke switch 24 V AC/DC The Uniguard smoke detector was developed to detect smoke in ventilation ducts and combines a smoke detector with an adapter system, with pipe and housing specifically for optimal airflow were constructed by the smoke detector. The Uniguard smoke detector has an integrated Alarm relay for controlling ventilation flaps, stopping fans and activating audible and visual alarms, etc. The integrated service alarm relay informs you about upcoming Maintenance work before false alarms occur. The smoke detector has an intelligent control and monitoring circuit. This circuit adjusts the sensitivity to the optimal to enable the smoke detector to function over its entire lifetime. When the A monitoring circuit that can no longer compensate for contamination is a service alarm issued. Uniguard Superflow has four pre-assembled cable inputs with IP67 approval with automatic tensile load anchoring for cable diameters of 4-11 mm, type Klikseal. The bayonet socket of the smoke detector makes it easy to install and remove. TECHNICAL DATA power supply: 24 V AC/DC ± 10% Max. power consumption: 165 mA Operating temperature: -10°C to +50°C Maximum humidity: 99% RH Duct ventilation capacity range: approx. 0.2 to 20 m/s approvals Detector head: EN-54-7 Relay output: potential-free Smoke alarm relay: Two 250 V, 5 A changeover contacts Service alarm: One 250 V, 5 A changeover contact Protection class: IP54