1550057

Overview

The Phoenix Contact 1550057 is a PCB terminal block designed for secure electrical connections in industrial automation environments. It features a nominal current rating of 24 A and supports a rated voltage of 630 V. The component utilizes a screw connection method with a pitch of 5.08 mm, accommodating conductors ranging from 0.5 to 2.5 mm². It is constructed from polycarbonate housing material, offering UL94 V-0 flame retardancy. The device includes a test socket for safe measurement access without disconnecting wires.

Feature Summary

• Screw connection mechanism ensures reliable mechanical stability under vibration
• Integrated test socket allows for safe voltage measurements during operation
• Color-coded marking field facilitates clear circuit identification
• Compact design optimizes space utilization on printed circuit boards

Applications

• Industrial control cabinet wiring
• Signal distribution in automation systems
• Power supply connections for low-voltage devices

Procurement Notes

Verify the specific ordering code against the manufacturer's official datasheet to ensure compatibility with required conductor cross-sections and mounting styles. Confirm that the selected variant matches the necessary safety certifications for your region. Always check for updated documentation regarding handling and soldering parameters before integration into production lines.

Selection Notes

Select this component based on the required current carrying capacity and voltage isolation levels for the specific circuit application. Ensure the PCB layout accommodates the 5.08 mm pitch and the physical dimensions of the terminal block. Consider environmental factors such as temperature range and chemical resistance when determining suitability for the installation site.

Part Context

This terminal block belongs to Phoenix Contact's standard series of PCB connectors, widely used in modular control systems. It serves as a critical interface between rigid PCB traces and flexible wiring harnesses. The product line emphasizes durability and ease of maintenance in harsh industrial settings, providing standardized connection points for various signal and power types.