MT-3551T Power Meter Tester

Features Function Technical Specification Features

• Smart, portable and easy touch-screen (TFT) operation
• Single-phase and three-phase measurement, two in one
• Combination of electricity meter tester and power quality analyzer
• Online monitor for real-time data testing and comparison
• Safe and quick measurement for electricity anti-theft
• Test result playback on screen and transferable to PC for report printing
• User-friendly interface and vivid screen display, simplify on-site testing power meters

Scanning Head for MT-3551T Power Meter Tester:

Function

Functions	Description
Meter measurement	Three phase metering unit Three phase power meter Single phase metering unit Single phase power meter High-volt power meter
CT ratio	Test CT ratio and phase deviation
Online monitor	1)     Active energy, reactive energy, harmonic active, harmonic reactive and power factor in low-volt with load 2)     Active energy, reactive energy, harmonic active, harmonic reactive, power factor of power meter in different voltage rate. 3)     Fundamental harmonic and all harmonics loads
Harmonic	1-50 current harmonics and voltage harmonics, THD, harmonic content
Wire connection	Help judge if wire connection with meter is correct or not.

Technical Specification

Voltage signal input: Direct input

• Resistance: >2MΩ, 20pF
• Testing range: 10~700Vrms
• Peak voltage: 1000V
• Power consumption: <0.5VA/phase

Current input circuit

• Indirect input, with different current clamps
• Testing range: 20Arms, 500Arms, 1000Arms
• Power consumption: <2.0VA/phase

Frequency range: 40 Hz ~70Hz
Measurement accuracy: 0.5
Screen and memory

• Screen: 640×480, 3.5’ TFT LCD touch-screen
• Internal Memory: 16 MB Flash
• External Memory:4GB
• Com port: USB port

Power supply: Rechargeable Li-ion battery
Workable for 5~6 hours

• Power adaptor: AC100~240V/DC16.8V-1A adaptor
• Main unit: 0.7kg, 277×169×36mm
• Working temperature: -20~40℃
• Relative humility: 5~90%RH

Insulation: >2MΩ, AC1500V/50Hz, 1 min 

Item	Range	Accuracy
Voltage	10～700Vrms	±0.3%
Current	Optional for5A,10A, 20A, 60A, 100A, 500A and 1000A CT	±0.3%
Frequency	40～70Hz	±0.01Hz
Phase	0～360°	±0.5°
Active power	———–	±0.5%
Reactive power	———–	±1.0%
Active energy	———–	±0.5%
Reactive energy	———–	±1.0%
Power factor	0.00～1.00	±0.005
Harmonics	Voltage harmonics: 1～50 Current harmonics:1～50	Volt harmonics: ±0.2(%f) Current harmonics:±0.2(%f)
Impulse constant	FL = 36000×(5/Ie)P/kW·h   Ie: CT range

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