Crane Safety Overload Limiter



The Crane Boy is a crane safety overload limiter integrating independent set points and built in display . Each of them activate a relay , specially conceived , dedicated and configured to hoists and crane load applications..


Main Functions

  • 3 – point overload alarm

  • Automatic and manual calibration

  • Parameter setup through menu

  • Programmable digital filtering

  • Self – inspection.
Specifications

Operating Environment : 20ºC  + 60ºC ≤ 90% RH.
Protection class : IP 42
Accuracy : ≤5%F.S.
Pre alarm : 90% if the rated lifting weight ,
Delayed alarm : 105% of the rated lifting weight, Sending out acoustic optical alarm continuously , relay works 1 to 2 seconds later , cutting of the crane power supply .
Power supply : 220V ± 10%
Relay contact capacity : 3A – 220VAC – 30 VDC
Display : 5 digit red LED.
ISO CERTIFIED