√ Specialized for 10kV distribution transformers, measuring capacity (30kVA~65000kVA), no-load/load loss, energy efficiency grade, single-phase performance, zero-sequence impedance.
√ Supports energy efficiency grading for oil-immersed (S22, SH25) and dry-type (SCB18, SCBH19) transformers.
√ Equipped with harmonic analysis (measures harmonic content, total distortion rate; displays waveform/histogram).
√ Advanced 6-channel synchronous AC sampling + digital signal processing, with multiple calibrations for high accuracy.
√ Built-in lithium battery, outputs 3-phase sine wave inverter power (soft start/stop) for testing without external power.
√ Dual power supply: adaptive to lithium battery or 220V AC charger; intelligent charging management.
√ Large LCD with Chinese interface, displaying multiple parameters simultaneously; user-friendly operation.
√ Data storage: 200 local records (transferable to USB) + USB storage (Word format); thermal printer included.
√Supports external voltage/current transformers with adjustable transformation ratio.
√ Compact (320mm×270mm×145mm) and lightweight (5kg, excluding test leads), easy to carry.
* Standard: IEC270