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FM Approvals 3150
- Audible Notification Appliances for Automatic Fire Alarm Signaling
- standard by FM Approvals, 11/01/2003
- Publisher: FM Approvals
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This standard states FM Approval criteria for audible notification appliances (hereafter referred to as appliances) such as electrically powered bells and horns, but not speakers, used for automatic fire alarm signaling
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