63A Automatic Changeover Switch – 3 Pole for 400V Systems (CO 3063-AT)

The CO 3036-AT is a 63A Automatic Changeover Switch designed for three-phase 400V AC systems. With fast transfer time, high short-circuit resistance, and 8kV surge protection, it ensures smooth power transition between grid and backup sources. Ideal for homes and businesses using 3-phase power, it switches automatically to maintain uninterrupted electricity during blackouts or fluctuations.

Features:

• Rated Current: 63A
• Rated Working Voltage: AC 400V
• Rated Insulation Voltage: AC 690V
• Impulse-Resistant Voltage: 8kV
• Use Category: AC-33B
• Poles: 3P
• Frequency: 50Hz
• Transfer Time: ≤50ms
• Off-Time: ≤50ms
• Weight: 0.68kg
• Control Voltage: AC220V
• Rated Conditional Short-Circuit Current: 55kA
• Mounting Style: Vertical mount
• Safety Clearance: S1 ≥ 30mm, S2 ≥ 203mm
• Standard Compliance: EN60947-6-1:2005
• Dimensions (L × W × H): 107.5mm × 78.5mm × 104mm

Applications:

• Three-Phase Homes: Smooth switchover from grid to generator
• Workshops & Shops: Reliable backup for machinery
• Solar Hybrid Setups: Switches between inverter and grid
• Offices: Maintains power to essential systems
• Industrial Lighting: Supports lighting and equipment stability