Phoenix Contact 2700524 Safety Relay, 250 V Coil Voltage, 72 A Contact Current

The Phoenix Contact 2700524 is a high-performance safety relay engineered for demanding industrial automation and control environments. This device serves as a critical component in safety-related electrical circuits, providing reliable monitoring and switching functions for machinery and industrial equipment. With its robust design and high contact current capacity, it ensures that safety protocols are strictly maintained during operation.

Advantages

This safety relay offers exceptional versatility by supporting both one and two-channel activation, making it suitable for a wide range of safety configurations. It integrates advanced features such as cross-circuit detection and provides both manually monitored and automatic activation modes within a single compact unit. The device is built to meet rigorous international safety standards, ensuring high levels of functional safety for complex industrial systems.

Suitable for

• Emergency stop circuits
• Safety door monitoring
• Light grid integration
• Industrial machinery safety protocols
• SILCL 3 and Cat. 4/PL e compliant systems

When it may not be suitable

This device is specifically designed for industrial safety applications and may not be suitable for low-voltage residential or consumer electronics projects. It requires professional installation and integration into a certified safety system to function correctly.

Key specifications

• Coil voltage: 250 V
• Contact current capacity: 72 A
• Safety integrity: Cat. 4/PL e (ISO 13849-1), SILCL 3 (IEC 62061)
• Output configuration: 3 enabling current paths, 1 signaling current path
• Dimensions: 22.5 x 114.5 x 112.2 mm
• Weight: 243.8 g
• Connection type: Plug-in screw terminal block

How to use

The relay should be installed by qualified personnel within a control cabinet on a standard DIN rail. Connect the safety sensors, such as emergency stop buttons or light grids, to the input channels according to the required safety category. Ensure that the power supply matches the specified voltage range. The device supports both automatic and monitored manual start configurations, which can be selected based on the specific requirements of the safety application. Always verify the wiring against the provided technical documentation before applying power.

What to consider before purchase

• Verify that the safety category requirements of your machine match the device specifications.
• Ensure the control cabinet has sufficient space for the 22.5 mm wide housing.
• Confirm that the power supply voltage is compatible with the 24-230 V AC/DC range.
• Check if your system requires manual or automatic start functionality.

Usage recommendations: Regularly inspect the terminal connections for tightness and perform periodic functional tests of the safety circuit to ensure continued compliance with safety standards.