We specialize in Current Sensors, CT Sensors, and Measuring Instruments.

AC Clamp Meter

MCL-3000D Digital Clamp Tester with Big CT Window (CE)108X128mmCT, ACA

AC Load Current Measurements (CE)


This handy type clamp tester has the biggest CT window in the world (108mmx128mm) and can measure AC load current (0.01A -3000A) just by clamping the conductor without disconnecting the circuit.
Withstanding Voltage AC 5500V, 1 minute (between operation handle and core of CT)
Storage Temperature -10℃ - 60℃, less than 70%RH (Without condensation)
Accuracy 23℃±5℃ 80%RH or less (50/60Hz)
AC 30A/0.01A/±1.5%rdg±8dgt
AC 300A/0.1A/±1.5%rdg±8dgt
AC 3000A/1A/±2.0%rdg±8dgt
Operating Temperature 0℃ - 40℃, less than 80%RH (Without condensation)
Power supply 1.5V battery[UM-4 or AAA size]x 2
Power consumption Approx. 6mW
Measuring Range AC30A/300A/3000A (50/60Hz)
3 ranges manual
AC Conversion AC coupled true rms responding
Safety standard IEC61010-1, IEC61010-2-032
Installation Category.
Limitation of circuit voltage Less than AC 600V
Accessories Battery (UM-4):2
Instruction Manual:1
Carrying Case:1
Hand Strap:1
Display LCD, max. 3200 count with annunciators
Dimension and weight 194(W) x 341.5(H) x 52(D) mm, Approx. 1.8kgs
Measuring function AC load current
Over range indication "OL" mark on LCD
Data hold indication "DH" mark on LCD
Low battery indication "Battery" mark on LCD
Measuring method Dual slope integration mode
Battery life Approx. 200 hours continuous
Sampling 2 times/sec
Auto power off function The meter is set to power off Approx. 10 minute later after power on.
Max Jaw Opening capability 108mm (108x128mm)