🔹 WATSN Automatic Transfer Switch – NA00633V (63A, 3 Pole, Type A, Under/Over Voltage Protection)
The WATSN NA00633V Automatic Transfer Switch (ATS) is a reliable dual-power transfer solution designed for automatic switching between the main utility supply and a backup power source during power interruptions. It ensures uninterrupted power availability by automatically transferring the load whenever the primary source fails or operates outside preset voltage limits.
This model features a 63A rated current, 3-pole configuration, and a Type A intelligent controller with integrated under-voltage and over-voltage protection. The ATS continuously monitors both power sources and performs fast automatic transfer operations to maintain power continuity for critical loads.
Built on the WATSN Class PC transfer switch platform, the NA00633V offers dependable switching performance, compact dimensions, and compliance with IEC 60947-6-1 standards. It is suitable for commercial buildings, industrial facilities, telecom installations, and backup power systems requiring reliable source changeover.
• Genuine WATSN Automatic Transfer Switch
• Model: NA00633V
• 63A rated operational current
• 3-Pole configuration
• Type A intelligent controller
• Under-voltage and over-voltage protection
• Automatic utility-to-generator transfer
• Open transition switching operation
• Class PC transfer switch technology
• Compact panel-mount design
• IEC 60947-6-1 compliant
• High reliability for critical power applications
| Parameter | Specification |
|---|---|
| Product Type | Automatic Transfer Switch (ATS) |
| Model Number | NA00633V |
| Series | WATSN |
| Rated Current (Ie) | 63A |
| Number of Poles | 3 Pole |
| Controller Type | Type A |
| Additional Function | Under & Over Voltage Protection |
| Transfer Switch Class | PC Class |
| Utilization Category | AC-33B |
| Rated Voltage | Up to 415V AC |
| Frequency | 50/60 Hz |
| Transfer Type | Open Transition |
| Installation | Panel Mounted |
| Application | Utility–Generator Changeover |
| Standard | IEC 60947-6-1 |
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