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WATSNA32/4

The Schneider Electric WATSNA32/4 is a compact and reliable dual power automatic transfer switch (ATS) designed for three‑phase electrical systems. It provides automatic switching between two independent power sources — such as utility and generator — to maintain continuity of supply in industrial, commercial, and residential power installations.

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Technical Specifications General Product Type: Dual Power Automatic Transfer Switch (ATS) Model: WATSNA32/4 Poles: 4 P Switch Type: Automatic/manual transfer for dual power sources Electrical Ratings Rated Operating Current: 32 A Rated Operating Voltage: ~400 V AC (three‑phase), 50 Hz Rated Insulation Voltage: Typically up to ~690 V AC Rated Frequency: 50/60 Hz Utilization Category: AC‑33B (inductive and motor loads) Mechanical & Functional Positions: 3 switching positions — Source A / Off / Source B (or equivalent) Switching Mode: Automatic transfer on detection of power loss and return when restored Control: Automatic logic with optional manual override Phase Configuration: 4‑pole for three‑phase systems with neutral Protection & Safety Overcurrent Withstand: Designed to handle typical transient loads Impulse Withstand Voltage: Protective design for electrical surges Mechanical Durability: Robust mechanism for frequent switching operations Mounting & Environment Installation: Panel / enclosure mount Ambient Conditions: Designed for standard industrial environments with appropriate enclosure protection Compliance: Built to meet regional electrical safety standards for automatic transfer equipment Typical Applications ✔ Emergency power systems (utility ↔ generator) ✔ Backup power routing for critical loads ✔ Industrial and commercial electrical distribution boards ✔ Standby power panels and UPS integration