• HIOKI ST5540/ST5541 Leak Current HiTester

HIOKI ST5540/ST5541 Leak Current HiTester

• Compliance with Electrical Appliances and Materials Safety Act, JIS/IEC/UL standards
• 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
Model : HIOKI ST5540/ST5541

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-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, free current measurement, 3 types of enclosure leak current

Measurement current

DC, AC (true rms, 15 Hz to 1 MHz), AC+DC (true rms, 15 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, USB 1.1 (communications), RS-232C

Functionality

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)

Accessories

Test lead L2200 (Red ×1, Black ×1) ×1 set, Enclosure probe 9195 ×1, Power cord ×3, Spare fuse for measurement line ×1, Instruction manual ×1, User guide ×1, CD-ROM ×1

    Compliance with Electrical Appliances and Materials Safety Act, JIS/IEC/UL standards

    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

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