WATER SYSTEM PRESSURE RELAYS PM / 5 – PT / 5 PM / 6 – PT / 6 PM / 12 – PT / 12

Pressure relays are intended for use in water supply systems

The switch automatically ensures the start and stop of the electric pump according to the set pressure values

Electrical contacts: normally closed and made of brass alloy with Ag-Ni coating

Terminals with M4 screws and 8×8 mm

NBR rubber membrane with textile insert (PM / 5 – PM / 6 – PT / 5 food grade)

The ¼ “F hydraulic connection is made of galvanized steel

Standard protection class: IP 44

Maximum ambient temperature: 55 °C

APPLICATION: In fire protection, water supply systems

 

TECHNICAL DATA

• Pressure adjustment range: from 1.0 to 4.8 bar

• Standard adjustment: 1.4 – 2.8 bar

• Minimum differential: 0.6 bar

• Maximum differential: 2.3 bar

• Current: 16A (10)A

• Thread: ¼” internal (with nut)