1543918

Overview

The Phoenix Contact 1543918 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 630 V. The component utilizes a screw connection method with a pitch of 7.62 mm, accommodating conductors ranging from 0.5 to 16 mm². Constructed with a polycarbonate housing and tin-plated contacts, it ensures reliable performance under demanding conditions.

Feature Summary

• Screw connection mechanism provides robust mechanical stability for conductor retention
• Polycarbonate housing offers high dielectric strength and flame resistance
• Tin-plated contact surfaces ensure low contact resistance and corrosion protection

Applications

• Industrial automation control panels
• Power distribution units
• Signal processing modules

Procurement Notes

Verify the specific ordering code against the manufacturer's official datasheet to confirm compatibility with existing assembly requirements. Ensure that the technical specifications, including current ratings and insulation voltages, align with the design parameters before procurement. Cross-reference the package dimensions to validate spatial constraints within the target enclosure.

Selection Notes

Select this component based on its 7.62 mm pitch and 24 A current capacity for applications requiring high-density wiring. Evaluate the screw connection type against available tooling and maintenance protocols. Confirm that the operating temperature range and environmental ratings meet the specific installation site conditions.

Part Context

This terminal block belongs to Phoenix Contact's standard PCB terminal series, characterized by modular design principles. It is engineered for integration into printed circuit boards where reliable signal and power transmission are critical. The product line emphasizes ease of installation and long-term durability in industrial settings.

Replacement Considerations

Consult official substitution lists for compatible alternatives with identical pitch and current ratings. Verify pinout configurations and mounting hole patterns to ensure mechanical interchangeability without redesigning the PCB layout.