Markings and symbols
B.4 Safety-relevant symbols
SIMATIC IPC277E
140
Operating Instructions, 11/2019, A5E35783335-AE
B.4
Safety-relevant symbols
General information
ATEX/IECEx – Additional Instructions for use in Gas Explosive Atmospheres (only valid for
specific MLFBs - marked with IECEx/ATEX symbol on the nameplate of the device)
II 3G
Ex nA IIC T4 Gc
II 3D
Ex tc IIIC T70°C Dc
Approval Mark ATEX 15ATEX0119X and/or IECEx DEK 15.0080X
Ta: +0…+45 °C
IP65