Codes is required for emergency systems to consist of a signal device having both audible and visual alarms. Emergency power, legally required standby power, and optional standby power are the three types of emergency.
What is emergency alert systems?
The Federal Emergency Management Agency and the Federal Communications Commission employ the Emergency Alert System to warn the public during an emergency.
Cable companies are expected to run random tests at least once a week to ensure that the system is functioning properly.
Thus, codes is the required for emergency systems.
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