High Current Loop Impedance Meter AMZC-310S

Cumplimiento de Normas: ISO 9001, IQnet, DQS, CE, SEP

The most important features of AMZC-310S are:

Measurement of very low short circuit loop impedances (with resolution 0,1mΩ) with a current of 150A at 230V; maximum 280A at 440V or measurement with a current of 23A at 230V; maximum 42A at 440V:

Measurements in installations with rated voltages between: 220/380V and 230/400V and frequencies 45...65Hz
Ability to perform measurements in short circuit system: phase-phase, phase-protective, phase-neutral
Differentiation between the phase voltage and the inter-phase voltage while calculating the shortcircuit current
Ability to change the length of test leads (measurement 23/42A)
Four-pole method, test leads do not require calibration (measurement 150/280A).
Touch voltage and touch shock voltage measurement with resistor 1kΩ) AC voltage measurement in range 0...440V.
Memory of 999 measurement results with an ability to transfer the data to a PC
Meter meets the requirements of the standard EN 61557

Measurement of short circuit loop using standard current (2p, I =42A)

Short circuit loop impedance Z measurement
measuring range according to IEC61557: 0,13Ω...199,9Ω for 1,2m long test leads
Range	Resolution	Accuracy
0...19,99mΩ	0,01mΩ	±(2% m.v. + 3 digits)
20...199,9mΩ	0,1mΩ	±(3% m.v. + 3 digits)

Short circuit resistance R and reactance X display range

Range	Resolution	Accuracy
0...19,99mΩ	0,01mΩ	±(2% m.v. + 3 digits)
20...199,9mΩ	0,1mΩ	±(3% m.v. + 3 digits)

Prospective short circuit loop current
Prospective short circuit loop current
Range	Resolution	Accuracy
1,150...1,999A	0 001A	accuracy of the current indication computed, respectively, with the use of resistance measurement
2,00...19,99A	0,01A
20,0...199,9A	0,1A
200...1999A	1A
2,00...19,99kA	0,01kA
20,0...40,0kA	0,1kA

Short circuit loop parameters measurement using high current (4p, I =280A)
High-current of measurement of short circuit loop impedance Z:
Measuring range according to IEC61557:: 7,2mΩ...1999mΩ
Range	Resolution	Accuracy
0...199,9mΩ	0,1mΩ	±(2% m.v. + 2mΩ)
200...1999mΩ	1mΩ

Short circuit resistance R and reactance X display range


Range	Resolution	Accuracy
0...199,9mΩ	0,1mΩ	±(2% m.v. + 2mΩ)
200...1999mΩ	1mΩ

Prospective short circuit loop current
Prospective short circuit loop current
Measuring range according to IEC 61557: for Un = 230V: 115,0A...32,0kA and for Un = 400V: 200A...55,7kA

Range	Resolution	Accuracy
115,0...199,9A	0,1A	accuracy of the current indication computed, respectively, with the use of resistance measurement
200...1999A	1A
2,00...19,99kA	0,01kA
20,0...199,9kA	0,1kA
200kA...*	1kA
* 230 kA for ULN
* 440 kA for ULL

Touch voltage measurement U ST and shock voltaje U T
Touch voltage measurement U ST and shock voltaje U T
Range	Resolution	Accuracy
0...100V	1V	±(10% m.v. + 2 digits)

Voltages measurement (True RMS)

Range	Resolution	Accuracy
0...440V	1V	±(2% m.v. + 2 digits)
Frequency range: DC, 45...65Hz
Input impedance of the voltmeter: > 200kΩ

Frequency measurement (for voltages within the range 50...440V)

Range	Resolution	Accuracy
45,0...65,0Hz	0,1Hz	±(0,1% m.v. + 1 digit)

“m.v.” - measured value.

AMZC-310S Specifications
Electrical safety:
Type of insulation	Double, according EN 61010-1 and IEC 61557
Measurement category	IV 300V acc. to EN 61010-1
Protection class acc. to EN 60529	IP20
Other technical data:
Power supply	alkaline batteries LR14 (C) (5 pcs.)
Resistor limiting the current	for measurement 4p: 1,5Ω for measurement 2p: 10Ω
Number of measurements (alkaline batteries)	min. 2000 (4/min.)
Temperature coefficient	±0,1% of measured value/°C
Rated operational conditions:
Operating temperature	0...+40°C

Standard accesories:

Test lead with banana plug; 1,2m; black
Test lead with banana plug; 1,2m; yellow
Pin probe with banana connector - black
Pin probe with banana connector - yellow
High-current probe with banana connector (2 pcs.)
Test lead 3m (2 pcs.)
Crocodile clip K03; black (4 pcs.)
Kelvin’s clamp (2 pcs.)
Carrying case L1
RS-232 serial transmission cable
Hanging straps
Calibration certificate
Operating manual
Battery pack

Optional accesories:

Software for creation of documentation
Software for creation drawings and diagrams
Software for creation of calculation
USB key for software
USB1.1/RS232 adaptor
AGT-16P (triple phase socket adapter)
AGT-32P (triple phase socket adapter)
AGT-63P (triple phase socket adapter)
Test lead with banana plug; 5m; yellow
Test lead with banana plug; 10m; yellow
Test lead with banana plug; 20m; yellow

High Current Loop Impedance Meter AMZC-310S

Do you want to buy high quality Ohmmeters?

Inquire for our Ohmmeters prices.

Do not hesitate to contact us, call us today by phone (+34) 982 20 99 20. We are happy to help you.