Specifications

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273 Branchport Avenue • Long Branch, NJ 07740 • [phone] • www.wheelockinc.com
Series STH-MCCH Cluster
Speaker with MCCH Strobe
Description:Description:
Description:Description:
Description:
Wheelock’s Series STH Cluster Speaker with MCCH Multi-
Candela Strobe is designed for indoor ceiling mounting in high
ambient noise environments. Series STH Cluster Speaker with
MCCH Strobe is designed for UL Required Life Safety
applications. Provides high-intelligibility voice reproduction
and high intensity visual alerting for emergency life safety
applications, alarm and protective signaling
Features:Features:
Features:Features:
Features:
• STH-15SR Speakers are UL Standard 1480 Listed.
• RSS-24MCCH Strobes are UL Standard 1971 Listed
• Compliant with ADA, OSHA 1910.165, ANSI 117.1, NFPA 72,
NFPA 101, and UFC
• Cluster and Strobe wiring can be monitored for integrity by
the Control Panel
• Cluster Speaker Strobes come fully assembled
• High efficiency unit for fire life safety and/or general
communication announcing/notification
• Speakers and Strobes are prefabricated to a 10” x 10” x 6”
NEMA 1 steel enclosure for indoor use.
• Mounts to ceiling
• Only 1 pair of wires needed for audio connections
• Strobes are connected to the NAC Strobe Circuit and are
selectable 115 or 177 cd
• Each individual STH-15SR horn is capable of delivering up
to 102 dB at 15 watts at 10 feet
• Omni-direction
• Conduit knockouts for ½” or ¾” coupling
• Labor Saving
Specification and Ordering Information*Specification and Ordering Information*
Specification and Ordering Information*Specification and Ordering Information*
Specification and Ordering Information*
Series STH-MCCH
Applications for Series Cluster SpeakerApplications for Series Cluster Speaker
Applications for Series Cluster SpeakerApplications for Series Cluster Speaker
Applications for Series Cluster Speaker
Strobes:Strobes:
Strobes:Strobes:
Strobes:
Designed for use in Manufacturing Plants, and
Factories with high ambient noise levels and
for UL Required Fire Life Safety Applications.
• Hazard warning/alerting
• Industrial audible and visual signaling
• Process control area notification
• Warning lights
• Security alert indication
• Emergency notification
• Employee notification
NOTE: Not intended for washdown areas.
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*The Series Cluster Speakers are a special order.