General
Modular spacing	5,2 mm
Number of poles	3
Nominal current	24 A
Colour	Red

The FBS 3-5 plug bridge from Phoenix Contact, manufacturer's number 3030174, is a component for connection technology in industrial applications. It serves as an electrical connection between terminals or other plug connectors in control systems and is particularly used in the installation of terminal blocks. The plug bridge is 3-pole and thus enables the simultaneous connection of three conductors or contact points. Its pitch is 5.2 mm, ensuring standardized placement in terminal rows and facilitating installation in existing control panels. The plug bridge is red in color, which in electrical engineering is often used as an indicator for specific functions or voltage levels.

Applications

The FBS 3-5 plug bridge is designed for use in industrial electrical installations, particularly in enclosures, distribution boxes, and control systems. It is used to create electrical connections between terminals or other plug connectors without requiring additional cables or connectors. Its use in connection technology enables quick and secure installation, especially when connecting signal or power lines. The plug bridge is designed for use in environments where a stable and durable electrical connection is required.

Functions and Features in Detail

The plug bridge has a pole count of three, meaning it can establish three separate electrical connections simultaneously. The rated current capacity is 24 A, indicating the maximum current the plug bridge can continuously transmit without overheating or malfunction. The red color serves as a visual identifier and can be used according to system design to differentiate between lines or functions. The plug bridge is designed for a pitch of 5.2 mm, enabling compatible installation in standard terminal blocks. The construction is designed for easy insertion into designated plug slots and ensures a secure mechanical connection.

Technology Explained Simply

The plug bridge functions as a mechanical and electrical transition between two or more contact points. During installation, it is inserted into the corresponding plug slots of the terminals, creating an electrical connection. Current transmission occurs through the metallic contacts of the plug bridge, which have low contact resistance values to ensure efficient energy transfer. The rated current of 24 A is critical for selecting the plug bridge, as it must ensure that the load during operation is not exceeded. The pitch of 5.2 mm is a standard value used in many industrial control systems to enable uniform placement of components.

Compatibility and Accessories

The FBS 3-5 plug bridge is compatible with terminal blocks that have a pitch of 5.2 mm. Suitable accessories that can be used with this plug bridge include the CUTFOX-FBS 1212124 front cutter, used for precise cable cutting, and the protective cap FBSC 3012325, which can be used to protect the plug bridge from mechanical damage or accidental contact. These accessories support the installation and safe operation of the plug bridge in the system.

Installation and Mounting

The plug bridge is mounted by simply inserting it into the designated plug slots of the terminal blocks. It is essential to ensure that the plug bridge is fully inserted into the contacts to guarantee a secure electrical connection. Installation typically requires no additional tools, as the plug bridge mechanically fits into the terminals with spring tension. Use in existing control systems requires no special mounting aids, as the 5.2 mm pitch is standardized and compatible with many common terminal components.

Operational Advantages

The FBS 3-5 plug bridge offers a reliable and fast connection solution in industrial electrical systems. The 3-pole design enables the simultaneous connection of multiple conductors, reducing installation time. The rated current capacity of 24 A ensures safe current transmission under typical loads in industrial electrical engineering. The red color supports visual identification of the connection, which is helpful during maintenance and servicing. Compatibility with accessories such as the front cutter and protective cap enhances the functionality and safety of the application.