Electrical Test Equipment and Solutions

APT is a professional supplier for electrical test equipment and service in China. Good at technology and solutions, and famous for its position in international market; Professional & Honest, APT remarkable reputations around the world are attributed to its quality products and service.

HV Resonant Test Sets

Variable Frequency Resonance Test Set

Variable Inductance Resonance Test SetMobile PD Free Variable Inductance Resonant Test SetFrequency Turned Resonance Test Set

Impulse Voltage Test System

Induced Voltage Withstand Test

AC/DC Hipot Test Set

Fully Automatic AC Hipot Test SetMobile AC Dielectric Test SetsAC Hipot Test SetsDigital AC Hipot Test SetAC Withstand Test SetsMobile AC/DC Withstand Test SetAC Hipot Tester

Very Low Frequency

Very-low Frequency High Voltage Test SetPortable Very-low frequency High Voltage Test Set

DC Hi-pot Test Sets

High Voltage DC Withstand Test SetsTwo Polarities DC Hipot SystemContinuous DC Hipot System

Primary Current Injection Test

Primary Current Injection TesterAutomatic Portable Primary Current Injection Test SetAutomatic 3-Phase Primary Current Injection Test SetTemperature Rise Test System for SwitchgearsTemperature Data Logger for SwitchgearsCable Heating Cycle test SystemDC Current Injection Test Set

Relay Test Set

Six-phase Protection Relay TesterSecondary Injection TesterSingle Phase Relay TesterThree Phase Relay TesterAnalogue & Digital Six Phase Relay TesterHigh Accuracy Continuous Three Phase Kit

Transformer Test Sets

Transformer Turns Ratio Test SetCapacitor Voltage Transformer TesterPT AnalyzerTransformer LV Short-circuit Impedance TesterSweep Frequency Response AnalyzerPortable Sweep Frequency Response AnalyzerPortable Sweep Frequency Response AnalyzerTransformer Power Analyzer

Transformer Ohmmeter

Six-Winding Transformer Ohmmeter TOS SerialTransformer OhmmeterThree-Phase Transformer DemagnetizerDigital Low Resistance Ohmmeter

Transformer Oil Tester

Transformer Oil Dissolved Gas AnalyzerPortable Transformer Oil Dissolved Gas AnalyzerInsulation oil Dielectric Dissipation and Resistivity Test SetSingle Cup Automatic Oil TesterClosed Cup Oil flash point testerSerial Automatic Oil Acidity TesterSingle Cup 80KV Automatic Oil TesterTransformer on-line DGA monitoring systemKarl Fischer Moisture In Oil Test Kit

CT/PT Test Sets

High Accuracy CT Site Calibrating Test SetsMulti-function CT/PT TesterCT Analyzer

Cable Fault Location

Portable Cable Fault Location SystemPortable Cable Fault Location SystemSimple Cable Fault Location SystemDigital Cable Fault Pre-LocatorSmart Cable Fault PinpointerMurray Loop Bridge Cable Sheath Fault Location SystemDigital Murray Bridge

Earth Resistance Tester

Clamp Earth Resistance TesterExplosion Proof Clamp Earth Resistance TesterMulti-Function Clamp Earth Resistance TesterEarth Resistance TesterEarth Fault DetectorGrounding Resistance Tester

Digital Insulator Tester

Circuit Breaker Test Sets

Circuit Breaker TesterCircuit Breaker Test SetVacuum Bottle TesterTransformer OLTC Dynamic Resistance TesterDigital Micro-Ohmmeter

PD Measure

PD Measured AC Test Transformer SystemPartial Discharge DetectorTwo Channel Digital PD AnalyzerFree Resonant Test SystemFree AC Test Transformer SystemPD Resonant Withstand Test SystemThe Shielding Room for PD TestPortable GIS Partial Discharge Test Set

Miscellaneous

OscilloscopeDual tweezers digital phase voltammeterPortable power quality analyzerThree Phase Isolation Transformer (Dry Transformer Type)Battery Load UnitSurge Arrester testing equipmentEnergy Meter Test SetAutomatic Capacitance & Dissipation Factor Test Set3-Phase Induced Voltage RegulatorContinuous Variable InductorPD Free Coupling CapacitorAutomatic Insulation Test Set for Gloves/ BootsAutomatic Capacitance & Dissipation Factor Test SetGas Moisture MeterHigh Voltage Meter3 Phase Digital Power Clamp MeterAC Aging Test Set

Ground Fault

Portable Ground Capacitance Tester for Distribution SystemPortable Ground fault locator for Ungrounded System