Hioki ST5540 Leak Current Tester

Overview

The Hioki ST5540 is a robust leak current tester designed for measuring leakage current in medical-use and general-use electrical devices. Fully compliant with IEC 60601-1 (2005) 3rd Edition, JIS, and UL standards, the ST5540 supports rated currents up to 20 A with dramatically improved measurement speed through uninterrupted polarity switching. An interactive touch panel provides intuitive operation, while built-in communications and external I/O enable integration with automated production line testing systems.

Key Features

• IEC 60601-1 (2005) 3rd Edition compliant for medical-use electrical devices
• Support for rated currents up to 20 A
• Uninterrupted polarity switching for dramatically faster cycle times
• Touch panel with simple, interactive operation
• Multiple test modes: Earth leakage, Touch current, Patient auxiliary, Patient leakage, Free current, Enclosure leakage, and more
• Communications support with RS-232C interface
• External I/O for automatic production line testing
• Fuse check function
• Frequency band switching capability
• 1-year warranty

Applications

• Medical device electrical safety testing
• General-use electrical device leak current measurement
• Production line automated testing
• Standards compliance verification (IEC 60601-1, JIS, UL)