Hioki ST5540/ST5541 Leak Current HiTester Instruction Manual

Introduction

This manual provides essential information for the safe operation and optimal performance of the Hioki ST5540 and ST5541 Leak Current HiTesters. It covers everything from initial inspection and setup to detailed measurement procedures and safety precautions.

Key Features

Comprehensive measurement networks compliant with international standards (IEC, JIS, UL).
Multiple leakage current measurement modes including Earth, Touch, Patient, and Enclosure currents.
Power on polarity switching function for efficient testing.
Rated for 20 A current and 250 V voltage.
User-friendly interface with touch panel operation.
Connectivity options via RS-232C and USB.

Safety First

The instrument is designed to comply with IEC 61010 Safety Standards. Users must thoroughly understand the instructions and precautions in this manual before operation to prevent injury or damage. Key safety symbols and warnings are detailed to ensure safe usage.

Measurement Capabilities

The HiTesters are designed for electrical safety testing, including insulation resistance, withstand voltage, ground resistance, and leakage current measurements. They are suitable for a wide range of electrical products, from computers to medical equipment, simulating human body impedance for accurate testing.

Getting Started

The manual guides users through connecting the power cord, connecting the equipment under test, performing pre-operation inspections, and configuring settings for both manual and automatic measurements. A detailed measurement flowchart is provided for a clear workflow overview.

Support and Resources

For quality products and support, visit www.GlobalTestSupply.com or contact sales@GlobalTestSupply.com.

	HIOKI Digital HiTester 3237, 3238, 3239: High-Speed DMMs Explore the HIOKI Digital HiTester series, featuring the 3237 (Economical), 3238 (Advanced), and 3239 (4-terminal Ω) models. These high-speed Digital Multimeters (DMMs) offer 3.3 ms sampling, comparator functions, and versatile interfaces for efficient production line testing and laboratory measurements.
	Hioki CM4373-50 Digital Clamp Meter - Technical Specifications and Features Detailed information on the Hioki CM4373-50 Digital Clamp Meter, including its features, specifications, and applications for electrical professionals in industrial and laboratory settings.
	HIOKI DT4200 Series Digital Multimeters: Safety, Accuracy, and Field Performance Explore the HIOKI DT4200 Series of digital multimeters, featuring advanced safety functions like circuit breaker false trip prevention, high accuracy, robust design, and versatile applications for electrical work and research. Discover models DT4281, DT4282, DT4252-DT4256, and DT4221-DT4224.
	HIOKI CM3286-50 AC Clamp Power Meter: Features, Specifications, and Applications Detailed information on the HIOKI CM3286-50 AC Clamp Power Meter, covering its broad measurement ranges, fast response, Bluetooth connectivity, and comprehensive specifications for electrical testing in industrial and household settings.
	HIOKI 3169-20/21 Clamp On Power HiTester Instruction Manual Comprehensive instruction manual for the HIOKI 3169-20 and 3169-21 Clamp On Power HiTesters. Covers product overview, features, setup, measurement procedures, specifications, and maintenance for electrical power analysis.
	EU Declaration of Conformity - HIOKI Battery Tester BT3554-50, BT3554-53 EU Declaration of Conformity for the HIOKI Battery Tester models BT3554-50 and BT3554-53, confirming compliance with relevant EU directives and standards.
	UK Declaration of Conformity - Hioki Battery Tester BT3554-50, BT3554-53 Official UK Declaration of Conformity for the Hioki Battery Tester models BT3554-50 and BT3554-53, confirming compliance with relevant UK legislation and standards.
	HIOKI EU Declaration of Conformity - RM3545 Resistance Meter Official EU Declaration of Conformity for the HIOKI RM3545 Resistance Meter, confirming compliance with relevant EU directives and standards.