Federal Signal 450EWBX-024 Manuel D'instructions

Model 450EWBX-024
Electric Horn for Use in Hazardous Locations
25500214 Rev A2 0223
Limited Warranty: This product's limited warranty can be
found at www.fedsig.com/SSG-Warranty.
SAFETY MESSAGES TO INSTALLERS AND USERS
People's lives depend on your safe installation of our
products. It is important to follow all instructions shipped
with this product. This device is to be installed by a
trained electrician who is thoroughly familiar with the
National Electrical Code and/or Canadian Electrical Code
and will follow the NEC and/or CEC Guidelines as well as
all local codes. This horn should be considered a part of
the warning system and not the entire warning system.
The selection of the mounting location for this horn,
its controls and the routing of the wiring are to be
accomplished under the direction of the Facilities
Engineer and the Safety Engineer. In addition, listed
below are some other important safety instructions and
precautions you should follow:
• Read and understand all instructions before
installing, operating, or maintaining this equipment.
• Do not connect this unit to the system when power
is on.
• Optimum sound distribution will be severely reduced
if any objects are in front of the horn. Ensure that the
front of the horn is clear of any obstructions.
• All effective warning horns produce loud sounds that
may cause, in certain situations, permanent hearing
loss. The device should be installed far enough away
from potential listeners to limit their exposure while
still maintaining its effectiveness. The OSHA Code
of Federal Regulations 1910.95 Noise Standard
provides guidelines which may be used regarding
permissible noise exposure levels.
• After installation, ensure that all mounting screws
are tightened.
• Establish a procedure to routinely check the signal
system for proper activation and operation.
• Any maintenance to the unit MUST be performed
by a trained electrician in accordance with NEC
Guidelines and local codes.
• Never alter the unit in any manner.
• The nameplate should NOT be obscured, as it
contains cautionary and/or other information of
importance to maintenance personnel.
• Provide a copy of these instructions to the Safety
Engineer, operator(s), and maintenance personnel.
• File these instructions in a safe place and refer
:
to them when maintaining and/or reinstalling the
device.
• EXPLOSION HAZARD — Substitution of any
components may impair suitability for Class I,
Division 2, Groups A, B, C, and D; Class II, Division 2,
Groups F and G; and Class III.
• EXPLOSION HAZARD — Do not disconnect
equipment unless power has been switched off or
unless the area is known to be non-hazardous.
• This equipment is suitable for use in Class I,
Division 2, Groups A, B, C, D; Class II, Division 2,
Groups F and G; Class III or non-hazardous locations
only.
Failure to follow all safety precautions and instructions
may result in property damage, serious injury, or death to
you or others.
Unpacking the Device — After unpacking the device,
examine it for damage and verify the parts. If a part is
missing or damaged, do not attempt to install the device.
Contact Federal Signal Customer Support.
Overview — The Model 450EWBX-024E electronic horn
is 24 Vdc, polarized, high-output, continuous duty, and
indoor/outdoor-rated. It is suitable for use in hazardous
locations and is capable of reproducing coded blasts or
sustained tones.
The horn is excellent for general alarm, start and
dismissal, coded paging, and process control signaling in
areas of high ambient noise levels. It can be used indoors
or outdoors and meets Type 4X and IP66 requirements.
SOUND RESTRICTION: Do not paint the horn. No finish or
coating is required. Paint may obstruct the sound output,
reducing the effectiveness of the horn. Failure to heed
this warning may cause serious injury or death.