The Schneider Electric Square D TVS4EMA24AI is a surge protective device engineered for robust protection in 480Y/277V, 3-phase, 4-wire electrical systems. This EMA TVSS unit is designed to safeguard critical equipment from damaging voltage transients, ensuring operational continuity in demanding industrial environments. Its construction prioritizes reliability and longevity, making it a suitable component for critical power distribution applications.

Technical details

• Series: EMA TVSS
• Voltage Rating: 480Y/277V AC
• Phase Configuration: 3-Phase, 4-Wire
• Peak Surge Current Capacity: 240 kA
• Enclosure Material: Painted Steel
• Mounting Options: Surface or Flush
• Protection Mode: Line-to-Neutral, Line-to-Line, Line-to-Ground, Neutral-to-Ground
• Indicator: Visual status indicator for operational status

Applications & compatibility

This surge protective device is commonly deployed in facilities requiring high levels of power system reliability, including manufacturing plants, data centers, and critical infrastructure. It is compatible with standard 480Y/277V electrical distribution panels and switchgear, providing essential protection for sensitive electronic components and machinery.

Available from Industrial Automation Co as new, refurbished, or surplus stock, backed by a 2-year warranty with same-day shipping on in-stock items. Request a quote for the Schneider Electric Square D TVS4EMA24AI or contact our technical team for cross-reference assistance with compatible surge protection solutions.