Cooper Wheelock STH-4M30WC User manual

Description:
The Wheelock Weatherproof STH-4M30WC Series Cluster
Speaker is designed for ceiling, wall or roof mounting for high
ambient noise and outdoor environments. The Cluster Speaker
is a speaker/visual alerting system, equipped with four STH-30
horn loudspeakers, and a DC-MAX-C Strobe, mounted to a
NEMA 4X rated fiberglass enclosure. Each horn can deliver
125 dB of sound @ 1 watt, 1 meter. The Cluster Speakers can
be connected to Wheelock SAFEPATH® Systems. Capacitors
are installed in line with the speakers to ensure speaker wire
supervision.
STH-4M30WC
Applications for Cluster Speakers:
Designed for use in Manufacturing Plants, Processing Plants
and Factories with high ambient noise levels as well as for
outdoor environments.
• Hazard warning / alerting
• Industrial audible and visual signaling
• Process control area notification
• Warning lights
• Security alert indication
• Personnel alerting
• Intrusion warning
• Piers or docks
Features:
• Approvals Include: UL Standard 1638 for Visual Signaling
• Complies with OSHA 1910.165
• The Series STH-4M30WC appliances are weatherproof
• Cluster Speaker system comes fully assembled
• High efficiency unit for announcing and notification
• Provides high-intelligibility voice reproduction and available
high intensity visual alerting for emergency alarm and protective
signaling
• Speakers and Strobe are prefabricated to a 13.50” x 15.50” x
6.25” NEMA 4X rated fiberglass enclosure
• Mounts to ceiling, wall or roof
• Only 2 pair of wires needed for audio connections
• The cluster speaker system is capable of delivering over 125 dB
@ 1 watt, 1 meter
• DC-MAX-C strobe has a 100 candela strobe at 60 double flashes
per minute
• Omni-directional sound
• Speakers come preset at 30 watts each
• Labor savings – (both time and money)
• Conduit knockouts for ½” coupling
• Shipped in one box
Series STH Cluster Speakers
U
L
®

ARCHITECTS AND ENGINEERS SPECIFICATIONS
The Cluster Speaker shall be the STH-4M30WC or approved equal. The Cluster Speaker shall consist of: four (4) STH-30
horns and one (1) supervised 100 candela DC-MAX-C strobe or equivalent.
Each STH-4M30WC shall be capable of producing 125 dBA @ 1 watt, 1 meter.
The Cluster Speaker shall comply with OSHA 1910.165 and UL Standard 1638.
The STH-30 horns shall measure 10”W x 10.5”L and shall be prefabricated on the sides of a 13.50” x 15.50” x 6.25” NEMA
4X fiberglass enclosure.
The DC-MAX-C strobe shall measure 6.2” in diameter and be 5” in height, and shall be prefabricated in the center of the
cover of a 13.50” W x 15.50” L x 6.25” H NEMA 4X fiberglass enclosure.
Mounting of the Cluster Speaker shall be accomplished by using the four predrilled holes in the enclosure.
The STH-4M30WC shall weigh approximately 45 lbs.
The STH-4M30WC shall measure approximately 36.5” W x 34.5” L x 11” H
NOTE: Due to continuous development of our products, specifications and offerings are subject to change without notice in accordance
with Wheelock Inc. standard terms and conditions.
• Up to 30 watts RMS of power handling capability
• Superior intelligibility and sound dispersion
• Built-in 70 Volt transformer
• 125 dBA @ 1 watt, 1 meter
• Frequency Response: 375 – 10 KHz
• Power taps: 70 Volts: 2.0, 3.8, 7.5, 15.0 & 30.0
• Swivel mounted for easy angle adjustment
• 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
Note: Special orders of different colored lenses are available in
Blue, Red or Amber. Please contact Wheelock for details.
Note: The Series Cluster speaker with MAX Strobe is NOT
designed to operate on a synchronized circuit.
SPECIFICATIONS AND ORDERING INFORMATION*
DC-MAX-C Strobe
STH-30 Horn Loudspeakers
Note: The STH-4M30WC is not intended for UL required Fire Life Safety applications.
See Wheelock Catalog or Website for products to meet Fire Life Safety Applications.
Model Number Order Code Description
STH-4M30WC 9762
Speaker/Visual system supplied with four STH-30 horns
and one DC-MAX-C strobe mounted to a NEMA Type 4X
fiberglass enclosure
*The Series STH-4M30WC is a special order.
S9005 STH WP 06/06
WE ENCOURAGE AND SUPPORT NICET CERTIFICATION
3 YEAR WARRANTY
Made in USA
273 Branchport Avenue
Long Branch, NJ 07740
Phone: [phone]
Fax: [phone]
www.cooperwheelock.com