Request For Quotation Purchase Of A Voice Alarm Device, Speaker System

Acoustic System For Voice Warning Of Fire Alarms. Area Of ​​Premises For Installing An Acoustic System: 3 Corridors Of 100 Square Meters Each. Main Technical Characteristics: - Sound Pressure Level (Sensitivity): At Least 90-95 Db - Frequency Range: Usually 150-12000 Hz (For Clear Speech Transmission) - Rated Power: 1, 3, 5 Or 10 W - Line Voltage (Broadcast): 100 V Or 30 V. - Line Control: Built-In Capacitor Or Module For Checking The Integrity Of The Warning Line - Installation Type: Wall-Mounted (Overhead) - Audio Pressure: Must Exceed Background Noise By 15 Db (For Noise <75 Db) Or 10 Db (For Noise >75 Db)., Alarm Control Device Sonata-K. The Device Consists Of The Following Functional Units: - Battery Charging Unit; Voice Message Playback Unit; Low Frequency Amplifier. Main Technical Characteristics Of Sonata-K: Power Supply: 187–242 V (50 Hz). Backup Power: Built-In Or External 12 V Battery (Usually 7 Ah). Output Power: 24 W (At 2 Ohm Load). 15 W (At 4 Ohm Load). Voice Messages: 2 Messages Of 8 Seconds Each (Alarm And Test). Power Consumption: No More Than 7 W. Battery Operating Time: Up To 24 Hours In Standby Mode. At Least 1 Hour In Broadcast Mode. Overall Dimensions: 230X170x95 Mm. Weight: ~0.8 Kg. Line Control: Yes (Alert Lines, Control Lines, Linear Output, Battery Presence). Indication: Led (Network, Reserve, Control). Version: Wall-Mounted, Ip30.