Sanhua PS50AL-S51 Pressure Switch – Automatic Reset, 6-32 Bar, 7/16" Flare Connection (10660002702)

Product Description

The Sanhua PS50AL-S51 is a pressure switch with automatic reset, designed for high pressure applications. Operating in the 6 to 32 bar range, this model offers an adjustable differential pressure value of 3-15 bar. Thanks to its wide refrigerant compatibility, IP44 protection class and 7/16"-20UNF flare connection, it is widely preferred in commercial and industrial refrigeration systems.

Technical Specifications

• Model: PS50AL-S51
• Product Code: 10660002702
• Pressure Type: High Pressure
• Setting Range: 6 – 32 bar
• Differential Pressure: 3 – 15 bar
• Reset Type: Automatic
• Connection Type: Flare 7/16"-20UNF (1/4 inch & 6 mm)
• Protection Class: IP44
• Max. Media Temperature: 120 °C
• Operating Temperature: -40 °C to +65 °C
• Max. Working Pressure: 35 bar
• Electrical Connection: Up to 400 V
• PED & EN12263: Not compliant

Compatible Refrigerants

Compatible with common HFC and HFO based refrigerants such as R134a, R404A, R507A, R407C, R22, R407A, R407F, R448A, R449A, R452A, R513A, R450A.

Applications

• HVAC systems
• Commercial refrigeration units
• Industrial coolers
• Condenser fan control circuits
• Compressor protection systems

Advantages

• System protection without intervention thanks to the automatic reset feature
• Flexible use thanks to the wide pressure setting range
• Operation in demanding environments with IP44 protection class
• 7/16" flare connection for easy installation