Hioki ST5540 Leak Current Tester

product id: 70612

Category: Other Instruments, Hipot, Electrical Safety

Manufacturer: Hioki

InstruHub is a leading supplier and reseller of Hioki Other Instruments, Hipot, Electrical Safety in Mongolia, and we ship to all major cities such as Mongolia


  • IEC 60601-1: (2005) 3rd Edition-compliant
  • The ST5540 complies with JIS, IEC, and UL standards governing medical- and general-use electrical devices
  • ST5541: A low-cost solution that complies with standards governing general-use electrical devices
  • Uninterrupted polarity switching function dramatically reduces cycle time
  • Support for rated currents up to 20 A gives the instrument more than adequate capability for testing products designed to comply with new standards
  • Touch panel features simple, interactive operation
  • Communications functionality and external I/O support allow automatic testing on production lines
  • 1-Year warranty

A single, Robust Solution for Leak Current Measurement
The ST5540 and ST5541 feature an improved measuring method and dramatically faster cycle times, thanks to their uninterrupted polarity switching. These new Leak Current Testers support rated currents of up to 20A, making them more than ideal for use with products built to new standards.

Compare the ST5540, ST5541 Leak Current Testers
Item ST5540 ST5541
Network Network A
Network B1  
Network B2  
Network C
Network D
Network E
Network F
Network G
Testing leakage current mode Earth leakage current
Touch current
Patient auxiliary current  
Patient leakage current  
Total patient leakage current  
Free current
Enclosure - Earth leakage current
Enclosure - Enclosure leakage current
Enclosure - Line leakage current
Patient leakage current I  
Patient leakage current II  
Patient leakage current III  
Major functions Power on polarity switching function
Rated current 20 A
Function for checking for blown fuses
Frequency band switching  
110% voltage output terminal (T3 terminal)  
S10, S12, S13, E terminal  

Please see Data Sheet for complete specifications.

For applications involving leak current measurement of medical-use electrical devices, use the ST5540.
The ST5540 does not include an isolation transformer (needed for measuring leak current for medical-use electrical devices).


Condition New

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