Comprehensive backup protection device for mining hoists

This device adopts a special programmable controller for backup protection independently developed by our company to continuously detect the operating status of the elevator and implement effective protection. It consists of a host flameproof and intrinsically safe power supply and an explosionproof and intrinsically safe control box. Speed sensor, etc.
Features
Comprehensive protection, in line with the relevant provisions of the "Coal Mine Safety Regulations"
High detection accuracy, the minimum detection measurement unit is one millionth of a meter, wide detection range
Good working stability , easy to install, debug and operate
The display instructions of various functions are clear, and the prompts and alarm sounds are loud and differentiated.
Protection and functions
Over-roll protection function
Over-speed protection function in the constant speed section
Over-speed protection function in the deceleration section
Automatic deceleration function
Speed limit protection function
Depth indicator failure protection function
Jam bucket protection function
Loose rope protection function
Gate gap protection function
Signal blocking function
Running direction blocking function
Full warehouse protection function
Fault memory and clearing function
Hook number memory function
Signal memory and latch function
Main parameters
Power supply
Speed display< br/> Depth display
Number of ticks displayed
Signal display and registration times
Dot signal