Description:
The Wheelock Series Cluster Speakers are designed for ceiling or wall mounting for high ambient noise environments. The Cluster Speakers are available in multiple configurations. A speaker/visual (Series STH-MSR) and speaker only (Series STH-R or STH-G) alerting system. All alerting systems are equipped with UL listed STH-15SR or STH-15S supervised horn loudspeakers and the speaker/visual system has a UL listed DC-MAX-C strobe, mounted to a steel enclosure.
Features for all Cluster Speaker Models:
• Complies with UL Standard 1480, NFPA 72, NFPA 101 and OSHA 1910.165. Speaker/visual system also complies with UL Standard 1638
• Cluster Speaker systems come fully assembled.
• High efficiency unit for life safety and/or general communication announcing/notification
• Provides high-intelligibility voice reproduction and available high intensity visual alerting for emergency alarm and protective signaling
• Speakers and Strobes are prefabricated to a 10” x 10” x 6” steel enclosure for indoor use
• Mounts to ceiling or wall
• Only 1 pair of wires needed for audio connections.
• Each individual STH-15SR or STH-15S horn is capable of delivering up to 102 dB at 15 watts at 10 feet
• Omni-directional sound
• Labor savings – (both time and money)
• Conduit knockouts for ½” or ¾” coupling
• Shipped in one box
Applications for Series Cluster Speakers:
Designed for use in Manufacturing Plants, Processing Plants and Factories with high ambient noise levels.
• Hazard warning / alerting
• Industrial audible and visual signaling
• Process control area notification
• Warning lights
• Security alert indication
DC-MAX-C Strobe
• High intensity MAX strobe
• Clear lens made of Lexan
• Powerful 7.5 Joules double flash light burst
• 100 candela, 60 double flashes per minute
• Voltage range: 10.5 VDC to 31.0 VDC
• Complies with UL Standard 1638
• Refer to Data Sheet I1008 for detailed specs
STH-15SR or STH-15S Horn Loudspeakers
• Supervised weather proof horn speaker
• Up to 15 watts RMS of power handling capability
• Superior intelligibility and sound dispersion
• Built-in 25/70 Volt transformer w/screwdriver adjustable watt¬age tape selector
• Frequency Response: 400 – 14,000 Hz
• Power taps: 25 Volts: .48, .94, 1.8, 7.5, and 15
70 Volts: .9, 1.8, 3.8, 7.5, and 15
• Swivel mounted for easy angle adjustment
• Complies with UL Standard 1480
• Refer to Data Sheet S0100 for detailed specs