Stahl 8494 Series, Руководство по эксплуатации, Страница: 24 / 34

Technical data
6
242993 / 849460300010
2016-01-13·BA00·III·en·02
Hazardous Area Loudspeaker -
25, 15 or 8 Watt
Series 8494
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4.1 Function
Product series 8494 is a public address loudspeaker designed for use in hazardous areas
and/or harsh environments. The device emits intelligible voice sounds with high levels of
audibility suitable for the transmission of emergency messages.
In hazardous areas the devices have explosion protection for ATEX/IECEx Zones 1 & 2
for gas and 21 & 22 for dust, and for NEC, CEC Class 1 Zone 1.
5 Technical data
Explosion Protection
Global (IECEx)
Gas and dust
Europe (ATEX)
Gas and dust
North America (NEC, CEC)
Gas and dust
Certifications and certificates
Certificates IECEx, ATEX, Canada (cLCus), USA (cLCus)
IIB + H2,
IIC
IECEx PRE 14.0058X
IIB + H2
IIC
II 2 G Ex d e mb IIB+H2 T4 (-50 °C
(
Ta
(
+60 °C) Gb IP66/67
II 2 D Ex tb IIIC T105 °C (-50 °C
(
Ta
(
+60 °C) Db IP66/67
II 2 G Ex d e mb IIC T4 (-50 °C
(
Ta
(
+60 °C) Gb IP66/67
II 2 D Ex tb IIIC T105°C (-50 °C
(
Ta
(
+60 °C) Db IP66/67
IIB + H2,
IIC
PRE 14 ATEX 5555X
IIB + H2
IIC
E
II 2 G Ex d e mb IIB+H2 T4 (-50 °C
(
Ta
(
+60 °C) Gb IP66/67
E
II 2 D Ex tb IIIC T105 °C (-50 °C
(
Ta
(
+60 °C) Db IP66/67
E
II 2 G Ex d e mb IIC T4 (-50 °C
(
Ta
(
+60 °C) Gb IP66/67
E
II 2 D Ex tb IIIC T105°C (-50 °C
(
Ta
(
+60 °C) Db IP66/67
IIB + H2,
IIC
CAN/CSA-C22.2 No. 60079-0:2011 & UL 60079-0:2009,
CAN/CSA-C22.2 No. 60079-1:2011 & UL 60079-1:2009,
CSA-C22.2 No. 60065-03:2012 & UL 60065:2007
IIB + H2 Class 1 Zone 1 AEx d IIB+H2 T4 Gb
-50°C
(
Ta
(
+50°C, IP 66/IP67
IIC Class 1 Zone 1 AEx d IIC T4 Gb
-50°C
(
Ta
(
+50°C, IP 66/IP67