English (GB)
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6.7.3 Australia
Explosion-proof variants for Australia are approved
as Ex nA II T3 according to IEC 60079-15
(corresponding to AS 2380.9).
Standard Code Description
IEC 60079-
15:1987
Ex = Area classification according to AS 2430.1
nA = Non-sparking according to AS 2380.9:1991, section 3 (IEC 79-15:1987)
II = Suitable for use in explosive atmospheres (not mines)
T3 = Maximum surface temperature is 200 °C
X
The letter X in the certificate number indicates that the equipment is subject
to special conditions for safe use. The conditions are mentioned in the
certificate and the installation and operating instructions.
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