Federal Signal SELECTONE 300GC Instrucciones Para La Instalación Y El Mantenimiento página 4

B. Models 300GCX‑CN and 302GCX‑CN:
Operating Temperature Code:
Max Operating Temp./T‑Code at 66°C
Class I, Zone 2
Class II, Zone 22
Hazardous Locations Designation:
Class I, Zone 2, AEx nA IIC Gc;Zone 22 AEx tc IIIC Dc
Conditions of Acceptability:
1. The device shall be used in an area of not more than pollution degree 2, as
defined in IEC 60664‑1.
2. Provision shall be made to prevent the rated voltage being exceeded by the
transient disturbances of more than 140%.
3. Device to be mounted in vertical position only, with housing positioned below
horn.
III. INSTALLATION
A. Unpacking
After unpacking the speaker, examine it carefully for possible damage that
may have occurred in transit. If equipment has been damaged, immediately file a claim
with the carrier stating the extent of the damage. Carefully check all shipping labels
and tags for special instructions before removing or destroying them.
B. Mounting Arrangements (see Figure 1).
To maintain the Hazardous Location ratings of the Models 300GCX and
302GCX series enclosure, do not use the 0.9" knockout (concealed conduit
mounting.)
The amplified speaker can be mounted on any relatively flat surface. Conduit con‑
nections can be made to the two 1/2" threaded openings at bottom of the housing. A 1/2"
conduit plug is supplied for field installation if one of the 1/2" threaded openings is not
utilized. After the mounting location and mounting method have been selected, proceed
with the applicable instructions below.
Property damage, serious injury, or death could occur if an accumulation of
water, snow, dust, etc. resides in the speaker projector, severely reducing or
preventing operation of this device. Mount the unit so speaker projector is
pointed horizontally or slightly downward.
40°C
T2 T3
T85˚C T85˚C
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