Pipe-Mounting The Beacon (154Xst); Table 3 Hazardous Location Rating - Federal Signal 154XST Serie Instrucciones De Instalación Y Mantenimiento

Installation and Maintenance Instructions
Hazardous
Environment
Class I, Div 2
Class II,
Groups E, F & G
Class III
To reduce the risk of fire or explosion, do not install the beacon
in a hazardous location if the operating temperature exceeds the
ignition temperature of hazardous atmosphere.
Before proceeding, use Table 3 above as a guide and determine
that the unit's operating temperature DOES NOT exceed the
hazardous atmosphere's ignition temperature.
For marine applications, all wiring including supply wire must be
stranded wire and meet the USCG (CFR46) Sections (110-113).

Pipe-Mounting the Beacon (154XST)

EXPLOSION HAZARD—To reduce the risk of fire or explosion,
do not install the beacon in a hazardous location if the
operating temperature exceeds the hazardous atmosphere's
ignition temperature. Before proceeding, consult the product
nameplate and determine the operating temperature of the
beacon.
To comply with NEC Section 300-14, which requires a minimum
of 6 inches (15.25 cm) of free conductor at a junction, when
mounting the Model 154XST, the mounting pipe used to join the
unit to a splice box should be no longer than 10 inches (25.4 cm).
NOTE: In high-humidity environments when units are mounted
dome down, condensation may occur in the conduit system. Use
properly rated conduit seals/drains to prevent moisture from
entering the fixture.
8

Table 3 Hazardous Location Rating

Max. Temp./UL
Temp. Code at
40 °C Ambient
275 °C/T2
100 °C/T5
100 °C/T5
Models 154XST and 154XST-S
Max. Temp./UL
Temp. Code at
66 °C Ambient
301 °C/T1
100 °C/T5
100 °C/T5