1056839

Overview

The Phoenix Contact 1056839 is a PCB terminal block designed for secure electrical connections in industrial control environments. It features a nominal current rating of 24 A and supports a rated voltage of 800 V. The component utilizes a screw connection method with a pitch of 7.62 mm, accommodating conductors within a cross-section range of 0.5 mm² to 4 mm². It is constructed from polycarbonate material, offering UL 94 V-0 flammability classification. The device includes a marking field area for identification purposes and is designed for DIN rail mounting compatibility via associated accessories.

Feature Summary

• Screw connection mechanism ensures reliable conductor fixation
• Polycarbonate housing provides high dielectric strength and flame resistance
• Integrated marking field allows for clear circuit identification
• Compact design facilitates dense panel layout configurations

Applications

• Industrial control cabinet wiring
• Signal distribution panels
• Power supply unit interconnections
• Automation system I/O modules

Procurement Notes

Verify the specific ordering suffix against the official Phoenix Contact datasheet to ensure correct accessory inclusion and color coding. Confirm that the mechanical dimensions match the available panel space. Check for required auxiliary components such as bridging elements or end brackets before finalizing procurement orders.

Selection Notes

Select this component based on the required current carrying capacity and voltage isolation levels for the specific circuit application. Ensure the conductor cross-section falls within the specified 0.5 mm² to 4 mm² range for proper termination. Consider the environmental conditions, such as temperature ratings and chemical resistance, when evaluating suitability for harsh industrial settings.

Part Context

This terminal block belongs to the Phoenix Contact universal series, characterized by standardized pitches and modular designs. It is part of a broader ecosystem of interconnection solutions intended for scalable industrial automation architectures. The series emphasizes ease of installation and maintenance through consistent mechanical interfaces across related product lines.

Replacement Considerations

Consult official Phoenix Contact substitution guides for direct equivalents. Verify pinout compatibility and mechanical footprint before integrating alternative suppliers. Cross-reference insulation distances and creepage requirements to maintain safety compliance.