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Employing carefully designed horns to project sound over long distances, the EWS-V3 Series is Edwards newest model. The Cat. No. EWS-V3 is rated at 112 dB and like most of Edwards outdoor warning sirens, is Omni-Directional. The EWS-V10 is a battery powered version of the EWS-V3. The EWS-V10 includes a motor starter, charging system and battery box. Edwards Signaling EWS-V3 is available in single phase or three phase and is a single tone siren, producing 460 cycles per second, for optimal sound penetration. All exposed siren components are of metal construction, which are "powder coated" for the most durable finish available. The fan and housing are made of non-corrosive cast aluminum. Maximum diameter of the EWS-V3 and EWS-V10 is 56" (142.2 cm), maximum height is 41" (104.1 cm), and the maximum mounting base dimension is 19" (48.3 cm) square. Shipping weight of the siren is 350 lbs (158.8 kg).
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