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ASCO Model 330 Surge Protective Device

120–480 VAC | 160 kA/Phase

The ASCO model 330 Surge Protective Device provides highly configurable voltage designs and 160 kA per phase ratings.

ASCO Model 330 Surge Protective Device
  • Features

    Designed, Manufactured and Tested Consistent with:
    • ANSI/IEEE C62.41.1-2002, C62.41.2-2002, C62.45-2002, C62.62-2010, C62.72-2016, IEEE SA 1100-2005 (Emerald Book)
    • NEC® Article 285
    • NEC® Articles 620.51(E), 645.18, 670.6, 695.15, 700.8 and 708 requiring SPDs
    • High-energy Parallel Design for Category C High Applications
    • For External Mounting on Electrical Distribution Equipment, Motor Control Centres, Panel Boards, etc.
    • Fused and Thermally Protected Robust 25 mm MOVs
    • Solid-state Bidirectional Operation


    • 5-year warranty


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