Overview:
The NXZM-800S/4B is a high-capacity 4-pole automatic transfer switch designed to ensure seamless power transition between primary and backup sources. Engineered for industrial and commercial applications, it offers reliable performance, advanced protection features, and flexible control options.

Key Specifications:

• Model: NXZM-800S/4B
• Rated Current: 800A
• Poles: 4-pole
• Rated Voltage: 400VAC / 415VAC
• Control Voltage: 230VAC / 240VAC
• Breaking Capacity: 105kA
• Transfer Time: 4 seconds (±10%)
• Mechanical Endurance: 4,000 operations
• Electrical Endurance: 1,000 operations
• Mounting: Surface-mounted
• Connection: Flat-facing busbars
• Operating Temperature: -5°C to +40°C
• Standards: IEC 60947-6-1, CE, CB, KEMA certified

Features:

• Automatic and manual switching modes
• Delay-adjustable transfer and return
• Fire control feedback and linkage
• Generator and grid interlock compatibility
• Phase failure, overvoltage, and undervoltage protection
• Built-in controller for compact installation

Applications:

• Industrial power systems
• Commercial buildings
• Data centers and telecom hubs
• Backup generator integration

Why Choose NXZM-800S/4B?
This switch is built for critical infrastructure where power continuity is non-negotiable. Its robust design, high breaking capacity, and intelligent control functions make it a dependable solution for large-scale operations.