Overhead Power Line Early Warning Devices for Crane

Electrical wiring grade10KV~500KVRated frequency50HzDetection modeHigh-voltage electromagnetism inductionAlarm ModeDriving room voice alarmCommunication Mode2.4G2.4G Communication distance200MWorking VoltageDC12V(Vehicle power or lithium battery)Host Disspation0.6~0.8WWorking Temperature-40°C~80°CAmbient Humidity0~95°C(Non-condensing)Service Life5~8 YearsIngress ProtectionIP67Weight2.5KGS  1. Front-end detection unit sets a voltage grade and distance,when it detects a high-voltage signal,which will pass back the signal to the early warning host.2.2.4G wireless communication mode,barrier-free distance≥200M3.Wide range of use,support 10KV,35KV,110KV,220KV or above voltage grade.4.Host alarms after receiving the signal,and reminds the operation person don't close to the dangerous high voltage by making a voice.5.Easy Installation.Device could be absorbed on crane by magnets or be fixed by iron wires.6.Could be used on different vehicles repeatly.