ABB CM-CT 400/5 virtamuuntaja 5VA luokka 1 1SVR450117R5200

Current transformer for measuring 400 A primary current, converting it to a standard 5 A secondary signal with 5 VA burden and Class 1 accuracy.

Advantages

High accuracy and reliable performance for industrial metering and protection applications. Compact design with multiple mounting options.

Suitable for

• Energy monitoring systems
• Building automation
• Industrial control panels

Key specifications

• Primary current: 400 A
• Secondary current: 5 A
• Rated burden: 5 VA
• Accuracy class: 1
• Frequency: 50/60 Hz
• Rated insulation voltage: 0.72 kV
• Rated impulse withstand voltage: 3 kV
• Rated short-time thermal current: 24 kA (1s)
• Rated dynamic current: 60 kA (peak)
• Busbar opening: 30 x 10 mm
• Cable opening diameter: 21 mm
• Mounting: busbar, cable, screw, DIN rail (with adapter)
• Housing material: self-extinguishing polycarbonate
• Operating temperature: -25 to +50 °C
• Standards: IEC 61869-2
• Connection: screw terminals
• Number of phases: single-phase

Recommendations

Verify the primary current rating matches your load and ensure proper mounting for accurate measurement.