Description

At Mohammad Mahdi Electronics, we offer the Hioki ST5540 LEAK CURRENT HiTESTER, a reliable and accurate instrument for measuring leak current and electrical safety standards compliance. With its True rms measurement capability, this device provides accurate current values for a wide range of applications.

Whether you’re working with medical or electrical equipment, the Hioki ST5540 is designed to meet the highest standards of safety and accuracy. Its Measurement modes include leak current measurement, voltage measurement, and safety conductor current measurement, making it an essential tool for any professional.

Hioki ST5540 Key Features

The Hioki ST5540 offers a range of key features that make it an ideal choice for professionals in the electrical and medical industries. These include:

Measurement methods for voltage drop across body simulated resistance points and calculation and display of current values.
Measurement modes for leak current measurement, voltage measurement, and safety conductor current measurement.
Standards compliance for medical and electrical equipment, including IEC 60601-1:1988+A1:1993+A2:1995 and IEC 60990:2016.
Measurement ranges for DC, AC, and AC+DC modes, including 50.00 mA, 5.000 mA, 500.0 μA, and 50.00 μA.
Measurement accuracy for current measurement, including ±2.0% rdg. ±6 dgt. (typ.) for DC measurement and ±2.0% rdg. ±6 dgt. (15 Hz to 100 kHz, typ.) for AC/AC+DC measurement.
Interfaces for external I/O, medical device relay output, and USB 1.1.

Who Needs the Hioki ST5540?

The Hioki ST5540 is designed for professionals in the electrical and medical industries who require accurate and reliable measurements of leak current and electrical safety standards compliance. This includes:

Electrical engineers and technicians who need to measure leak current and electrical safety standards compliance in a wide range of applications.

Medical device manufacturers who require accurate and reliable measurements of leak current and electrical safety standards compliance for their products.

Quality control professionals who need to ensure that electrical and medical equipment meets the highest standards of safety and accuracy.

Hioki ST5540 Applications

The Hioki ST5540 has a wide range of applications in the electrical and medical industries, including:

Leak current measurement for electrical safety standards compliance.
Voltage measurement for electrical safety standards compliance.
Safety conductor current measurement for electrical safety standards compliance.
Measurement of touch current and protective conductor current.
Measurement of electrical equipment for measurement, control, and laboratory use.

Why Buy Hioki ST5540 from MME?

Browse our HiTester instruments. Read more in our electrical safety standards guide.

At MME, we offer the Hioki ST5540 at a competitive price, with fast shipping and excellent customer service. We also offer a range of accessories and support services to ensure that you get the most out of your instrument.

Whether you’re looking for a reliable and accurate instrument for measuring leak current and electrical safety standards compliance, or you need a range of accessories and support services to ensure that your instrument is working at its best, MME is the perfect choice.

Hioki ST5540 Specifications

Measurement methods	Measurement of voltage drop across body simulated resistance points, Calculation and display of current values, True rms measurement, Measurement unit floats relative to instrument ground.
Measurement modes	Leak current measurement, voltage measurement, safety conductor current measurement
Standards compliance (NW: Body simulated resistance)	[NW-A] • Electrical Appliances and Materials Safety Act [NW-B1] • Medical electrical equipment: IEC 60601-1:1988+ A1:1993+ A2:1995, JIS T 0601-1:1999 [NW-B2] • Medical electrical equipment: IEC 60601-1:2005+ A1:2012, JIS T 0601-1:2012 and complement 1:2014, IEC 62353 [NW-C] • Measurement of touch current and protective conductor current: IEC 60990:2016 • Electrical equipment for measurement, control, and laboratory use: IEC 61010-1:2010+ A1:2016 • Information technology equipment: IEC60950-1:2005+ A1:2009+ A2:2013 • Audio, video and similar electronic apparatus: IEC 60065:2014 • Personnel Protection Systems for EV: UL 2231-1:2012 (Amended 2016), UL-2231-2:2012 (Amended 2016) [NW-D] • For UL: UL 1492:1996 (Amended 2013) [NW-G] • Electrical equipment for measurement, control, and laboratory use; current measurement circuits in damp conditions: IEC 61010-1:2010+ A1:2016
Leak current measurement	Ground leak current, 3 types of contact current, 7 types of patient leak current, patient measurement current, 4 types of total patient leak current, free current measurement, 3 types of enclosure leak current
Measurement current	DC, AC (true rms, 0.1 Hz to 1 MHz), AC+DC (true rms, 0.1 Hz to 1 MHz), AC peak (15 Hz to 1 MHz)
Measurement ranges	DC / AC / AC+DC mode: 50.00 mA/ 5.000 mA/ 500.0 μA/ 50.00 μA AC peak mode: 75.0 mA/ 10.00 mA/ 1.000 mA/ 500.0 μA
Measurement accuracy (current measurement)	DC measurement: ±2.0% rdg. ±6 dgt. (typ.) AC / AC+DC measurement: ±2.0% rdg. ±6 dgt. (15 Hz to 100 kHz, typ.) AC peak measurement: ±2.0% rdg. ±6 dgt. (15 Hz to 10 kHz, typ.)
Interfaces	External I/O, medical device relay output, USB 1.1 (communications), RS-232C
Functionality	110% voltage application, automatic test, data storage for 100 target devices, clock, data backup, printed output (optional), etc.
Power supply	100/120/220/240 V AC (specify at time of order), 50/60 Hz, 30 VA rated power
Target device power supply input	100 to 250 V AC, 50/60 Hz Rated current input from terminal block: 20 A
Target device power supply output	Output from terminal block: 20 A Output from outlet: 15 A
Dimensions and mass	320 mm (12.60 in)W × 110 mm (4.33 in)H × 253 mm (9.96 in)D, 4.5 kg (158.7 oz)
Included accessories	Test lead L2200 (for ST5540, Red ×2, Black ×1) ×1 set, Enclosure probe 9195 ×1, Power cord ×3, Spare fuse for measurement line ×1, Instruction manual ×1