Overview of Terminal Blocks and Related Components

This document provides a comprehensive catalog of various types of terminal blocks, marking systems, electronic solutions, and accessories used in electrical and electronic applications, particularly for DIN rail mounting and PCB integration.

1. Terminal Blocks

• Feed Through Terminal Blocks: Standard terminal blocks allowing wire passage.
• Earth Terminal Blocks: Designed for grounding connections.
• Two-Stage Terminal Blocks: Provide dual connection levels for complex wiring.
• Thermocouple Terminal Blocks: Specialized for temperature sensor connections.
• High Current Terminal Blocks: Include stud terminals and power terminal blocks for heavy-duty applications.
• Mini Terminal Blocks: Compact size for space-saving installations.
• Fuse Holder Terminal Blocks: With or without LED indicators for circuit protection.
• Distribution Terminal Blocks: For power distribution purposes.
• Multiple Terminal Blocks: Allow multiple connections in a single block.
• Disconnector Terminal Blocks: Enable circuit isolation.
• Diode-LED Terminal Blocks: Incorporate diode or LED components.
• Circuit Breaker Terminal Blocks: Integrate circuit breakers for protection.
• Screw/Spring Connection Terminal Blocks: Variants with screw or spring clamp mechanisms for secure wire fixing.

2. Mounting and Mechanical Components

• DIN Rails: Standardized mounting rails for terminal blocks and devices.
• End Brackets: Devices to secure terminal blocks on rails.
• Plug-in Jumpers: For easy electrical bridging between terminals.
• Actuators and Rising Clamps: Mechanical components for wire connection and release.
• Wire Protection Lamellae: Protect wires from damage within terminal blocks.
• Turned and Bended Contacts: Various shaped contacts for specific wiring needs.
• Multiple Level Arrangements: Terminal blocks designed for vertical or multi-level wiring configurations.

3. Marking and Identification Systems

• Wiremarkers and Wiremarker Holders: For clear wire identification, including fast snap-in types.
• Cable Markers and Holders: For cable identification and protection.
• Marking Tags: Including central labels, vertical tags, and push button markers for panel and device labeling.
• Engraving Equipment: Such as the MIVP 500 engraver for custom marking.

4. Electronic Devices and Accessories

• Analog Outputs and Relays: Devices providing analog signals and relay functions, including miniature and solid-state relays.
• Signal Converters and Universal Transmitters: For adapting and transmitting electrical signals.
• Power Supplies: Units providing electrical power to systems.
• Plug-in Connector Systems: Modular connectors for easy installation and maintenance.
• Relay Sockets and Interfaces: Accessories for relay mounting and connection.

5. Connection Technologies

• Screw and Screwless (Spring) Systems: Different methods for securing wires in terminal blocks.
• Pluggable Connectors: Allow quick connection and disconnection of wiring.
• Wire Protection and Rising Clamp Technologies: Ensure secure and reliable wire connections.

Summary

The document serves as a detailed reference for selecting terminal blocks and related components tailored to various electrical and electronic applications. It emphasizes modularity, ease of installation, secure connections, and clear identification through marking systems. The inclusion of electronic devices and accessories complements the terminal blocks, providing a complete solution for control panels, distribution boards, and PCB assemblies.