HIOKI Electrical Safety Testers, Hipot/Insulation/Leakage Testers

Impulse, Surge Testers

IMPULSE WINDING TESTER ST4030A

• Surge tester that uses response waveform quantification to diagnose motor windings
• New and improved model with higher output voltage
• Diagnose winding insulation quality while the rotor is assembled
• Detect partial discharge with high accuracy
• Understand insulation failure between motor windings
• Output voltage up to 4200 V

ST4030A

Hipot, Insulation/Withstand Voltage Testers

AC AUTOMATIC INSULATION/WITHSTANDING HiTESTER 3174

• PWM method generates test voltage without power voltage dependency
• Insulation resistance test: up to 2000 MΩ
• Withstanding voltage test: up to 5 kV AC

3174

AUTOMATIC INSULATION / WITHSTANDING HiTESTER 3153

• All-in-one tester that combines withstand voltage and insulation resistance (AC/DC) measurement
• Insulation resistance testing: up to 9999 MΩ
• Withstanding voltage testing: up to 5 kV AC/DC
• Full remote control

3153

AUTOMATIC INSULATION / WITHSTANDING HiTESTER 3159-02

• Insulation resistance and withstand voltage testing on production lines with a single device
• Insulation resistance testing: up to 2000 MΩ
• Withstanding voltage testing: up to 5 kV AC
• RS-232C
• Manual voltage setting

3159-02

HIGH VOLTAGE SCANNER 3930

• 5kV AC/DC High Voltage Scanner
• Inspect multiple points with a minimum of connection changes
• Supports remote control
• For automatic multipoint testing of insulation / withstand voltage
• Use with the 3153's program or with general-purpose logic sequencers

3930

Equipment Leakage Current Testers

LEAK CURRENT HiTESTER ST5541

• Leakage current tester for non-medical use equipment
• Complies with Electrical Appliances and Materials Safety Act, JIS/IEC/UL standards
• Testing of general-use electrical devices
• Built-in support for networks other than medical-use electrical devices
• Supports equipment with up to 20A rated current

ST5541

LEAK CURRENT HiTESTER ST5540

• Leakage current tester for all types of equipment
• Complies with IEC standards for medical-use electrical devices
• Test both medical- and general-use electrical devices
• Built-in support for all networks
• Supports equipment with up to 20A rated current

ST5540

Insulation Testers

HIOKI ST5520 เครื่องทดสอบความเป็นฉนวน

• Fastest insulation testers in industry
• Rapid test time is ideal for battery production lines
• Rapid 50ms testing speed
• 25 to 1000V test voltage
• Resistance up to 9990MΩ

ST5520

Ground Bond Testers

AC GROUNDING HiTESTER 3157

• Designed for protection circuit testing of a wide range of electrical equipment, including industrial machinery and medical equipment
• Protective ground tester (low resistance)
• 0 to 1.8 Ω measurements
• Max. 31A testing current

3157