TESLA Changeover Transfer Switch 4P 63A for Din Rail Mount DCO4P63A

The Tesla DCO4P63 is a 4 Pole 63A DIN Rail Mounted Changeover Switch , engineered for reliable manual switching between two power sources in three-phase electrical systems . Featuring a centre-off position , high current capacity, and a compact modular design, this switch is ideal for residential, commercial, and light industrial applications where a safe and effective power transfer is required.

Key Features:

• 4 Pole Switching: Suitable for three-phase installations , this switch isolates all active and neutral lines , ensuring complete disconnection between power sources.
• Centre-Off Functionality: Provides an off-position between sources , ensuring safe transition and maintenance-friendly operation.
• High Current Rating: Rated at 63A for both AC21B and AC22A categories, handling both resistive and moderately inductive loads.
• DIN Rail Mountable: Occupies 8 modules (144mm width) for integration into standard switchboards.
• Compliant with IEC 60947-3: Meets international safety standards for low-voltage switchgear.
• Rugged Construction: Withstands short circuit currents up to 3000A and ensures long-term durability with 10,000 mechanical operations .
• Wide Temperature Tolerance: Operates effectively in environments from -20°C to +50°C .

Specifications:

• Model Number: DCO4P63
• Switching Type: Manual, centre-off changeover
• Number of Poles: 4
• Rated Operational Voltage (Ue): 400V AC
• Rated Insulation Voltage (Ui): 500V
• Rated Current (Ie): 63A
• Short-Circuit Current Rating: 3000A
• Load Categories: AC21B (resistive), AC22A (inductive)
• Mechanical Life: 10,000 cycles
• Frequency: 50/60Hz
• Cable Size: Up to 25mm²
• Tightening Torque: 2Nm

Dimensions:

• Width: 144mm (8 DIN modules)
• Height: 85mm
• Depth: 75mm

Applications:

• Three-Phase Generator Changeover: Easily switch between mains and generator in 3-phase systems.
• Industrial & Commercial Boards: Ideal for machine control panels, factory switchboards , and backup power installations.
• Off-Grid & Solar Hybrid Systems: Manages power routing between solar inverters, batteries, and grid supply .
• Building Management Systems: Provides manual source selection and safety isolation in multi-supply buildings .

The Tesla DCO4P63 4 Pole 63A DIN Rail Changeover Switch delivers a safe, robust, and standards-compliant solution for switching between two power supplies in three-phase applications . With its centre-off functionality, reliable build, and flexible mounting, it is a must-have for backup power and load management systems .