General
Product type	neutral conductor split row terminal
Connection cross section	6 mm²
Function	insulation resistance measurement against earth
Construction	longitudinal split
Connection type	neutral conductor busbar
Terminal type	Barrier strip

The Weidmüller neutral conductor separation strip terminal WNT 6 10X3 is a specialized connection point for connecting neutral conductors to a neutral conductor busbar in industrial electrical installations. It is particularly used for performing insulation resistance measurements to earth without having to disconnect the neutral conductor. This function enables efficient and safe testing of electrical insulation during operation, without the need to fully shut down the system or interrupt the conductor. The terminal is designed for use in enclosures and distributions where continuous monitoring of insulation quality is required.

Applications

The terminal is used in industrial electrical installations, particularly in distributions where neutral conductors are connected to busbars. It is suitable for systems where insulation resistance testing can be performed without interrupting the power supply. Typical applications include machine controls, drive technology, lighting systems, and other electrical systems requiring continuous operational monitoring. The longitudinal separation allows direct connection to a neutral conductor busbar, simplifying installation in existing switchgear.

Functions and Equipment in Detail

The WNT 6 10X3 features a longitudinal separation, enabling connection to a neutral conductor busbar. This design allows the neutral conductor to be secured at the terminal while simultaneously providing a measurement point for insulation resistance testing to earth. The measurement can thus be performed without disconnecting the conductor, reducing test time and increasing safety. The terminal is rated for a cross-section of 6 mm², making it suitable for medium to large conductor cross-sections in industrial applications.

Technology Explained Simply

The longitudinal separation is a mechanical element that divides the terminal into two parts, with one part holding the conductor and the other serving as a measurement point. This measurement point is electrically insulated, allowing insulation resistance between the neutral conductor and earth to be measured without interrupting current flow. The design is based on proven strip terminal principles, ensuring a secure and reliable connection. The terminal is designed for use in enclosures and allows easy mounting on a standard rail holder.

Compatibility and Accessories

The terminal is compatible with various accessories that facilitate installation and identification. These include mounting plates such as the WHP 2.5-35N/10x3 BL, rail holders such as the WEW 35/2, and various marking systems such as the WS 12/5 MC NE or WS 12/5 MM terminal markings. Additionally, busbars such as the SSCH 10x3x1000 CU/SN can be used to combine multiple neutral conductors. End plates such as the WAP2.5-10BL or WAP 2.5-10 ensure proper end covering of the terminal strip. Tools such as the SWIFTY SET one-hand cable cutter support cable processing.

Mounting and Installation

Mounting is performed on a standard rail holder, with the terminal secured using screws or a clamping mechanism. The longitudinal separation allows direct connection to a neutral conductor busbar. The cable is inserted into the terminal and secured using the designated closure mechanism. Terminal marking can be done using the mentioned marking systems to ensure clear identification. Installation follows standard procedures for strip terminals, with compliance to electrical regulations and safety requirements.

Operational Advantages

The terminal enables quick and safe insulation resistance measurement without interrupting the power supply. This reduces operational downtime and increases maintenance efficiency. The longitudinal separation simplifies installation on busbars and reduces mounting time. The use of marking systems and accessories ensures a structured and clear arrangement of terminals in the enclosure distribution. The terminal is robust and designed for industrial use, ensuring long service life and reliability.