Welcome to the ASCO Website

Welcome to our website.

Choose another country or region

ASCO Model 452 Surge Protective Device

120-600VAC | 200-500kA/Phase

The ASCO Model 452 Surge Protective Device is designed for “Mission-Critical” environments — offering our highest kA internal-mount (SPD); including surge current levels of 200kA, 250kA, 300kA, 400kA, 450kA, and 500kA per phase and featuring a uni-modular replaceable module design with large block 50kA thermally protected MOVs.

ASCO Model 452 Surge Protective Device
  • Features

    • UL 1449 Fourth Edition Recognized
    • 300kA – 500kA per phase ratings
    • All UL required OCP and Safety Coordination included inside
    • – Type 1 SPDs intended for Line or Load Side of Main Disconnect
      – Type 2 SPDs intended for Load Side of Main Disconnect
    • 20kA Inominal
    • 200kA SCCRs (most models)


    Benefits

    • UL 96A Lightning Protection Master Label compliant
    • Voltage Specific Design – Highly configurable
    • All MOV suppression elements monitored
    • All Modes of Protection
    • Display on 28” cable
    • 10 Year Warranty

    Applications

    • Banking, Financial and Insurance
    • Broadcast and Entertainment
    • Chemical/Petrochemical (excl. Oil & Gas)
    • Construction and Engineering
    • Data Center/Colocation/Hosting
    • Education
    • Fire/Alarm/Security
    • Government
    • Healthcare
    • Manufacturing
    • Marine
    • Military, Defense, Aerospace and Missile
    • Mining/Metals
    • Nuclear Power
    • Oil and Gas
    • Power Generation
    • Power/Gas Transmission and Distribution
    • Professional Services
    • Retail and Wholesale
    • Telecom
    • Transportation
    • Water Supply/Sewage Disposal

Need a technical document?

Search our download center to find drawings, manuals and data sheets for your product.

Need support?

Contact our support team for technical help and information.