Fire control device S-KL (speech notification unit) for broadcasting messages in notification systems, compatible with the system of notification of the State Emergency Situation. With low impedance sound output, is used in systems of notification and evacuation control in case of fire (SOUE), and is designed for sound notification in emergency situations.
Control of control lines, notification and line output, has automatic protection against deep discharge of the battery and its polarity reversal! Automatic protection of the audio signal power amplifier from short circuit and overload of the output circuit (notification line)!
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