Technical specifications   
6.9 Electromagnetic compatibility 
  3WA1 air circuit breaker 
514  Equipment Manual, 02/2023, 92310000002-06 
6.9  Electromagnetic compatibility 
The use of specific devices in an industrial environment can result in electromagnetic 
interference in the electrical installation.  
The 3WA circuit breaker and the accessories are tested for electromagnetic compatibility 
(EMC) according to IEC/EN 60947-2. 
The CISPR 11 (Group 1/Class B) and CISPR 32 (Class B) emission limits are observed.