Replacing the mechanical pressure switch at the pumping station. Electrical connection, errors 

Replacing the mechanical pressure switch at the pumping station. Electrical connection, errors
In the video, the standard mechanical pressure switch has been replaced by the Optima PM-52 pressure switch
Specifications Pressure switch Optima PM-52
Optima PM-52 pressure switch in transparent case and mechanical type
Installed only in conjunction with a hydraulic accumulator
The minimum threshold level for shutdown of the pump in the range of 0.4 - 0.6 bar
Working pressure of the relay from 1 to 5.5 bar
Connection type - threaded
Country of origin Poland
Brand - Optima
Product material - Plastic
Maximum water temperature - 40 С
Power source - 220V (from the network)
Product type - Pressure switch
Purpose - Pump control
Protection class - IP65
Maximum pressure - 6 bar
Automation model - PM-52
Dry run protection - No
Auto Restart - No
Starting pressure - 04-55 Bar
Shutdown pressure - 15-6 bar
Weight: 039 kg