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WTS80/4DL

The Schneider Electric WTS80/4DL (often sold under model variations like WATSNB80/4) is an automatic dual‑power transfer switch designed to manage and switch between two independent power sources in a low‑voltage AC electrical system.

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Specifications General Product Type: Automatic Dual‑Power Transfer Switch (ATS) Model: WTS80/4DL (also marketed as WATSNB80/4 variants) Configuration: 4‑pole (three phases + neutral) Rated Current: Typically 80 A (model suffix suggests 80 A class) Mounting: Fixed installation inside distribution panels or switchboards Application: Automatic switching between two power sources to maintain supply continuity Electrical Ratings Rated Operational Voltage: Designed for 400 V AC three‑phase systems (commonly used low‑voltage distribution networks) Rated Frequency: 50 Hz (standard industrial and commercial AC) Connection Type: Hardwired screw or clamp connections for mains and load circuits Performance & Protection Automatic Transfer Control: Detects loss of voltage on the primary source and switches to the secondary source within a short time to minimize supply interruption Manual Override: May include manual control mode (typical for ATS devices) to select power source without automated logic Protection Category: Suitable for general electrical distribution environments Mechanical & Environmental Poles: 4 (three phases + neutral) Enclosure & Mounting: Designed for mounting in electrical distribution boards with proper enclosure protection rated for indoor electrical installations Operating Environment: Indoor use under standard industrial ambient temperature ranges Mechanical Durability: Built for frequent switching operations between power sources