movements during track maintenance work. Flash energy: 15 Joule Robustness: IP 54, UV stable Operating temperature: –40 °C to +55 °C Luces intermitentes en la serie ABL/ABS Sounders in the PATROL series [...] stations. 10 year guarantee. Sound pressure level: 100 dB(A), 105 dB(A), 110 dB(A), 120 dB(A) Flash energy: 5, 10, 15 Joule Robustness: IP 66, IK08 Operating temperature: –40 °C to +55 °C Flashing sounders