Tomzn TOQ5-250/4P Handle Type 250A 4P AC Three Phase Dual Power Automatic Transfer Switch ATS

Description

Tomzn TOQ5-250/4P Handle Type 250A 4P AC Three Phase Dual Power Automatic Transfer Switch ATS Heavy-Duty Dual Power Switching for Industrial and Commercial Backup Systems The Tomzn TOQ5-250/4P Handle Type Automatic Transfer Switch is a robust 4-pole ATS designed to manage seamless switching between two AC power sources in high-load three-phase systems. With a rated current capacity of 250A, it is ideal for commercial, industrial, and large residential backup applications. Built with manual/automatic control modes and a secure handle mechanism, this ATS ensures reliability and operator control during maintenance or emergencies. Key Specifications: Model: TOQ5-250/4P Rated Current: 250A Phase Type: 3-Phase 4-Pole (A, B, C, N) Rated Working Voltage: 400V AC (50/60Hz) Control Voltage: 220V AC Insulation Voltage: 800V AC Impulse Withstand Voltage: 6kV Switching Time: <2.5 seconds Operation Modes: Automatic (auto switch between power sources) Manual (control via handle Application and Use: Automatically prioritizes Normal Power Switches to Reserve Power during outages Ideal for industrial machinery, commercial buildings, backup generators, and solar systems ⚠️ Note: This switch does not start or stop generators. It only switches power input. Power is interrupted briefly during switching (under 2.5 seconds).