The Schneider Electric Square D TVS4HEMA16SI is a High-Reliability Surge Protective Device (SPD) engineered for robust protection in three-phase, three-wire electrical systems operating at 480Y/277V. This SPD is designed to safeguard sensitive industrial equipment from transient overvoltages and surges, ensuring operational continuity and mitigating the risk of costly downtime. Its application is critical in environments where electrical disturbances are common, such as manufacturing facilities and processing plants.

Technical details

• Series: Square D TVS
• Voltage Rating: 480Y/277V AC
• System Type: Three-phase, three-wire
• Protection Mode: L-L, L-G, N-G
• Nominal Discharge Current (In): 16 kA per mode
• Maximum Discharge Current (Imax): 40 kA per mode
• Short-Circuit Current Rating (SCCR): 200 kA
• Operating Temperature Range: -40°C to 85°C

Applications & compatibility

This surge protective device is ideal for protecting critical electrical infrastructure in demanding industrial settings. Common applications include protecting motor control centers (MCCs), variable frequency drives (VFDs), programmable logic controllers (PLCs), and other sensitive electronic equipment found in manufacturing automation, process control systems, and utility substations. Its robust design ensures compatibility with standard three-phase power distribution systems.

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 TVS4HEMA16SI or contact our technical team for cross-reference assistance with compatible surge protection solutions.