Pilz S1Pn 400-500Vac 2C/O Phase Sequence/Failure Relay 50/60…

Buy Pilz S1PN 400–500 VAC 2 C/O Phase Sequence/Failure Relay (50/60 Hz)

Designed for seamless integration and long-term reliability, the Pilz S1PN phase sequence/failure relay enhances electrical system protection while simplifying control panel design. Its compact, DIN-rail mountable housing enables flexible installation in industrial cabinets, and integrated LED indicators provide clear visual feedback for real-time diagnostics and troubleshooting. With rugged construction and precise power monitoring, this relay helps prevent equipment damage, supports compliance with safety standards, and improves overall uptime in automated facilities.

Key Features

• Wide operating voltage range: 400–500 VAC at 50/60 Hz

• Two change-over (2 C/O) fail-safe output contacts

• Detects phase sequence (rotation) errors and phase failure

• Rugged industrial design for dependable performance

• DIN-rail mountable housing for easy installation

• Integrated LED indicators for status and diagnostics

Typical Applications

• Three-phase motor protection and monitoring

• Phase sequence and failure supervision in power systems

• Pumps, compressors, and HVAC equipment protection

• Conveyor and driven equipment safety control

• Industrial automation electrical panels

Technical Specifications

• Product Name: Pilz Phase Sequence/Failure Relay

• Model: S1PN Phase Sequence/Failure Relay (400–500 VAC)

• Operating Voltage: 400–500 VAC

• Frequency: 50/60 Hz

• Output Contacts: 2 C/O (change-over)

• Function: Phase sequence and failure monitoring relay

• Mounting: DIN-rail compatible

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