Terminal Blocks, IEC

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Screw Connection Terminal Blocks

Introduction Mini-Blocks Standard Feed-Through Blocks Space-Saver Feed-Through Blocks Multi-Circuit Feed-Through Blocks Specialty Feed-Through Blocks Stab-Connect Feed-Through Blocks
Sensor Blocks Grounding Blocks Space-Saver Grounding Blocks Isolation Blocks Plug-in Style Terminal Blocks Double Level Plug-in Style Blocks with Ground Internal Component Blocks
Thermocouple Blocks Neutral Disconnect and Installation Blocks Single-Circuit Neutral Disconnect Blocks Fuse Blocks Plug-in Connection Blocks Process Terminal Blocks Short-Circuit Current Ratings
Product Overview


Certifications

Allen-Bradley terminal blocks generally have been designed to meet the requirements of one or more regulatory bodies. Most products have also been tested per additional standards. The following is a listing of some of the regulatory bodies and standards which apply to Allen-Bradley terminal block products. See the particular product description for information on specific certifications and ratings.

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                (Underwriters Laboratories) — Devices in this catalog with one of these ratings have been tested by Underwriters Laboratories and meet the requirements of one or more of the following United States Standards:

Reference UL files E34648, E40735

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    (Underwriters Laboratories) — Devices in this catalog with this rating have been tested by Underwriters Laboratories and meet the requirements of the following Canadian Standard:

  • CSA 22.2 No. 158 — Terminal Blocks


  • Reference UL file E40735

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        (Canadian Standards Association) — Devices in this catalog with this rating have been tested by the Canadian Standards Association and meet the requirements of the following Canadian Standard:

  • CSA 22.2 No. 158 — Terminal Blocks


  • Reference CSA files LR67896

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                    Terminal blocks listed in this catalog meet the requirements of the Low Voltage Directive put forth by the European Union. Devices have been tested and comply with one or more of the following European Norms:

  • EN 60947-1 — Low Voltage Switchgear and Controlgear: General Rules


  • EN 60947-7-1 — Low Voltage Switchgear and Controlgear: Terminal Blocks for Copper Conductors


  • EN 60947-7-2 — Low Voltage Switchgear and Controlgear: Protective Conductor Terminal Blocks for Copper Conductors


  • EN 60947-7-3 — Low Voltage Switchgear and Controlgear: Safety Requirements for Fuse Terminal Blocks


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                    ATEX — Devices listed in this catalog with “ATEX” ratings meet the following European Norms per DEMKO or KEMA, Approval Certification Bodies for the European Union:

  • EN 60079-7 — Electrical Apparatus for Potentially Explosive Atmospheres — General Requirements


  • EN 60079-0 — Electrical Apparatus for Potentially Explosive Atmospheres — Increased Safety “e”


  • Contact your local Rockwell Automation sales office or Allen-Bradley distributor for a copy of the certificate.

    Ex e II — Many 1492-J, 1492-K, 1492-L, and 1492-W terminal blocks in this catalog meet the following Canadian Standards per Underwriters Laboratories:

    CAN/CSA E 60079-7 — Electrical Apparatus for Explosive Atmospheres — Part 0 — General Requirements

    CAN/CSA E 60079-0 — Electrical Apparatus for Explosive Atmospheres — Part 7 — Increased Safety “e”


    These products are suitable for Class I, Zone 1 Hazardous Locations. Reference UL file E187022. Contact your local Allen-Bradley distributor for more information.

    AEx e II — Devices listed in this catalog with an “AEx e II” rating meet the following United States Standard per Underwriters Laboratories:

  • ANSI/UL 60079-0 and 60079-7 — Standard for Electrical Equipment for Use in Class I, Zone 0, 1, and 2 Hazardous (Classified) Locations


  • These products are suitable for Class I, Zone 1 Hazardous Locations. Reference UL file E187022. Contact your local Rockwell Automation sales office or Allen-Bradley distributor for more information.

    Lloyd’s Register — Many 1492-H, 1492-J, 1492-L, and 1492-W terminal blocks in this catalog have been certified for use in marine, off-shore, and industrial installations per the following standard:

  • Lloyd’s Register Test Specification No. 1:1996


  • Contact your local Rockwell Automation sales office or Allen-Bradley distributor for a copy of the certificate.

    The Allen-Bradley Line of IEC Terminal Blocks…
    International Products for a Worldwide Marketplace


    The Allen-Bradley Bulletin 1492-J line of internationally approved IEC style terminal blocks offers a wide range of features and benefits ideally suited for many industrial applications. The 1492-J line has been designed to meet the tough requirements of almost every industrial application. Functional, internationally approved, finger-safe, and cost-effective — the Allen-Bradley Bulletin 1492-J line.

    Products Available in the Bulletin 1492 Screw Terminal Block Line

    Our family of IEC terminal blocks consists of many different types of blocks, from general feed-through terminal blocks for control wiring to specialty blocks for grounding and isolating. We even offer thermocouple terminal blocks, specifically designed for temperature-dependent process control applications.

    Products offered within the Bulletin 1492 Screw Terminal Block line include:



    Tie-Point Block
    (Cat. No. 1492-JD3C)


    Incorporates a shunt bar between the upper and lower current bars to provide a common point among all four terminals.

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    Diode Block
    (Cat. Nos. 1492-JD3DF, 1492-JD3DR)


    Uses a 1N4007 diode between the upper and lower levels for insertion into a control circuit. This block is useful in low voltage DC control circuits for directioning and suppression.

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    Cat. No. 1492-JD3DF


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    Cat. No. 1492-JD3DR


    Surge Suppression Block
    (Cat. Nos. 1492-JD3SS)


    Provides a convenient means of incorporating transient suppression for relays, contactors, and solenoids into a control system.

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    Resistor Block
    (Cat. No. 1492-JD3RC001)


    Permits the introduction of a 249 W resistor into a control circuit.

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    Materials and Design Features

    The Bulletin 1492-J line is designed for safety, installation ease, and ruggedness. Features using these design criteria include the following: