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Wide range of measurements for CT PT analyzer
Current Transformer ( CT )
• CT ratio and phase-angle accuracy
• CT accuracy for different burdens
• CT winding resistance
• CT inductance (saturated and unsaturated)
• CT excitation characteristics
• ALF and FS (direct and indirect)
Burden impedance
• CT residual magnetism
Voltage Transformer (PT)
• PT excitation and saturation
• PT excitation and saturation
• Burden impedance
• PT polarity
• Winding resistance Saturated and non-saturated inductance
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