FYF20A
321×183×180
1.6
Fireproof conductive engineering plastics
Ex ia I Ma
KA--Non-explosive metallic and non-metallic minerals
MA--Coal mining industry
GB3836.1-2010 Explosive Atmospheres- Part 1: Equipment- General Requirements
GB3836.4-2010 Explosive Atmospheres-Part 4: Equipment Protection by Intrinsic Safety "i";
MT209-1990 General technical requirements for electrical and electronic products used for communication, detection and control in the coal mine;
MT210-1990 Basic testing method for electrical and electronic products used for communication, detection and control in the coal mine;
≥20m
Shoulder straps, waist straps, chargers, antennas(External)
Frequency management, sound-light alarm, LCD data feedback, intelligent identification card, tri-axial sensing, video feedback, etc.