1557794

Overview

The Phoenix Contact 1557794 is an OCS VENT IP55 ventilation unit designed to stabilize pressure differences and reduce condensation within outdoor enclosures. Constructed from UV-stabilized polycarbonate, it features a light gray finish (RAL 7035) and achieves an IP55 protection rating. The unit measures 50 mm in width and height with a depth of 20 mm. It operates within an ambient temperature range of -40 °C to +80 °C and supports screw mounting in any position with a specified torque of 0.9 Nm to 1.1 Nm.

Feature Summary

• Stabilizes internal pressure differences to prevent moisture accumulation
• Reduces condensation formation inside enclosed spaces
• Maintains IP55 ingress protection integrity without requiring housing ventilation openings

Applications

• Outdoor electrical enclosure ventilation
• Pressure equalization for sealed housings
• Condensation control in industrial environments

Procurement Notes

Verify the specific part number against official Phoenix Contact documentation to ensure compatibility with your enclosure model. Confirm that the required mounting hardware and sealing components are sourced separately, as this product requires additional items for proper operation. Check technical drawings for dimensional accuracy before integration.

Selection Notes

Select this component when pressure stabilization and condensation reduction are required without compromising the enclosure's IP55 rating. Ensure the housing material is compatible with polycarbonate and that the installation space accommodates the 50x50x20 mm dimensions. Verify that the operating temperature range meets environmental conditions.

Part Context

This component belongs to the OCS series of outdoor housing accessories. It is specifically engineered for use with Phoenix Contact outdoor enclosures to maintain internal climate stability. The design integrates seamlessly with standard mounting configurations while preserving the structural integrity of the housing seal.

Replacement Considerations

No direct substitute part numbers are publicly confirmed for this specific item. Consult official Phoenix Contact documentation for equivalent solutions if this part is unavailable.

FAQ

Does this ventilation unit require pre-existing holes in the housing?

No, the unit is designed to function without ventilation openings in the housing structure.

What is the maximum tightening torque for mounting?

The recommended tightening torque for screw mounting is between 0.9 Nm and 1.1 Nm.