Nortel 4146Ex User Manual page 53

Name and adress of
manufacturer
DECT
Handset
4145Ex/
4146Ex
IP64
Ex
ib
IIC
T3
Product name
IP 64 classification
DECT Handset 4145Ex/
4146Ex is approved
according to International
standards
Intrinsic safe, ib category
Equipment group II, ib
group C (gas group C)
Temperature group T3
(relevant for gas)
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