© Siemens 2022 Monitoring and control devices Introduction Connection methods ATEX approval for operation in hazardous areas The monitoring and control devices are available with screw or spring-loaded terminals.
The SIRIUS SIMOCODE pro 3UF7 motor management system is certified for the protection of motors in hazardous areas according to ATEX Ex I (M2); equipment group I, category M2 (mining) ATEX Ex II (2) GD; equipment group II, category 2 in area GD SIRIUS 3RP25 timing relays, 3UG458 insulation monitoring relays, SIRIUS 3RS2 temperature monitoring relays, SIRIUS 3RN2 thermistor motor protection and SIRIUS 3RS70 signal converters are available with screw terminals or spring-loaded terminals (push-in).
The SIRIUS 3RN2011, 3RN2012-...30, 3RN2013 and 3RN2023 thermistor motor protection relays for PTC sensors are certified according to ATEX Ex II (2) G and D for environments with explosive gas or dust loads. Screw terminals Spring-loaded terminals, spring-loaded terminals (push-in) The terminals are indicated in the corresponding tables by the symbols shown on orange backgrounds. "Increased safety" type of protection EEx e/d according to ATEX directive 2014/34/EU The communication-capable, modularly designed SIMOCODE pro motor management system (SIRIUS Motor Management and Control Devices) protects motors of types of protection EEx e and EEx d in hazardous areas.
The SIRIUS 3RN2 thermistor motor protection relay protects motors with types of protection EEx e and EEx d in hazardous areas. 10/4 Siemens IC 10 · 2022 10