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MTS-122 Meter Test System

Phase: 3
Accuracy class: 0.05 & 0.1
AC voltage output: 0-1000V
AC current output: 0-36A
DC voltage output: 0-1100V
DC current output: 0-36A
This rugged Meter Test System is composed of high accurate (class 0.05% or 0.1%) standard reference meter and power source (up to 36A). This system is particularly designed with modular structure for calibration and test of analog meter, digital meter, RTU, electrical transducer, energy meter and so on. It is operated under high functionality with user friendly interface.

Description

Unique Features
  • Integration of high accurate reference meter and reliable power source
  • Eligible to calibrate indicating meter, electrical transducer, energy meter, RTU and so on
  • Accuracy: U, I, P, kWh: ±0.05%; Q, kvarh : ±0.1%
  • U, I, P stability: 0.01%RG/3min; Distortion of AC Voltage and AC Current: ≤ 0.2%
  • Measurement Scope:
    AC Voltage: 300mV~1000V (Single phase), 57.7V~660V (3 phase)
    AC Current: 2mA~30A (Single phase), 0.2A~30A (3 Phase)
    DC Voltage: 75mV~750V; DC Current: 100μA~30A
  • Export 2nd-63rd harmonics, and measure & analyze the harmonics
  • With relay output and pulse output, MTS-122 remotely controls tests of indication and information response time
  • Modular design with 8” color TFT screen and user-friendly interface, easy to operate
  • Automatic Calibration System can be customized according to customer's requirements
  • Exchange the testing settings and testing records thru USB
  • Remotely updating online, easily achieve software updating
  • With connectors of RS-232, RS-485, I/O, Ethernet, USB and WiFi, convenient for PC operation, firmware update and remote diagnosis.
  • Self-protection, alarm and display overload location for output overload, Voltage short-circuit, Current open-circuit
  • Self-diagnosis for amplifier failure and internal module communication failure
  • Test energy meters with the accuracy of Class 0.2 and below (Class 0.05 equipment)
Technical Specification

AC large Voltage output:
Range:                 (L1) 30V, 100V, 300V, 660V, 1000V;

                            (L2 &L3) 30V, 100V, 300V, 660V;
Adjusting range:  (0~120) %RG, RG refers to range, similarly hereafter; L1 1000V: (0~100) %RG;
Adjusting degree: 0.01%RG, 0.1%RG, 1%RG, and 10% RG
Stability:                0.01%/2min (Class 0.05), 0.02%/2min (Class 0.1)
Distortion:              ≤0.2% (Non capacitive load);
Max output load:   30V and upper gears; 20VA each phase;
Measurement accuracy: 0.05%RG (Class 0.05); 0.1%RG (Class 0.1)

AC small Voltage output:
Range: L1: 75mV, 300mV, 750mV, 3V, 7.5V;

Adjusting range: (0~120) %RG, RG refers to range;
Adjusting range: 0.01%RG, 0.1%RG, 1%RG, and 10% RG for option;
Stability: 0.02%/2min;
Distortion: ≤0.2% (Non capacitive load);
Max output load: ≥25mA;
Measurement accuracy: 0.1%RG;

AC Current output:
Range: (L1) 2mA, 2mA,10mA, 50mA, 200mA, 500mA, 2A, 5A, 10A, 30A;

(L2 & L3) 200mA, 500mA, 2A, 5A, 10A, 30A;
Adjusting range: (0~120) %RG, RG refers to range, similarly hereafter;
Adjusting degree: 0.01%RG, 0.1%RG, 1%RG, and 10% RG for option;
Stability: 0.01%/2min (Class 0.05), 0.02%/2min (Class 0.1)
Distortion: ≤0.2% (Non capacitive load);
Max output load: 20VA (30A gear); 50mA and below gear: ≥15V;
Measurement accuracy: 200mA and above gears: 0.05%RG (Class 0.05); 0.1%RG (Class 0.1);
                                             50mA and below gears: 0.1%RG (Class 0.1);

Power output
Power output stability: 0.01%/2min (Class 0.05), 0.02%/2min (Class 0.1)

Active/reactive power measurement accuracy: 0.05%RG;

Phase output
Output adjusting range: 0°~360°;

Output adjusting degree: 10°, 1°, 0.1°, 0.01° for option;
Resolution: 0.01°;
Measurement accuracy: 0.05°.

Power factor output:
Adjusting range: -1 ~ 0 ~ +1;

Measuring resolution: 0.0001;
Measurement accuracy: 0.0005

Frequency output
Adjusting range: 40Hz ~70Hz;

Output adjusting degree: 1Hz, 0.1Hz, 0.01Hz, 0.001Hz for option;
Resolution: 0.001Hz;
Accuracy: 0.002 Hz.

Harmonic setting
Harmonic times: 2nd ~63rd;

Harmonic content: 0~40%
Harmonic phase: 0°~359.99°
Harmonic set error: 2nd ~31st times: ≤±0.1%,32nd ~63rd times: ≤±0.2%;

DC Voltage output
Range: 100mV, 300 mV, 1V, 5V, 20V, 100V, 300V, 1000V;

Adjusting range: (0~120) %RG; 1000V: (0~100) %RG
Adjusting degree: 0.01%RG, 0.1%RG, 1%RG, and 10% RG;
Stability: 0.01%/2min (Class 0.05), 0.02%/2min (Class 0.1)
Output load: ≥50mA;
Measurement accuracy: 0.05%RG (Class 0.05); 0.1%RG (Class 0.1)
Ripple content: no more than 1%. 

DC Current output
Range: 100μA, 300μA, 1mA, 3mA, 10mA, 30mA, 100mA, 300mA, 1A, 5A, 10A, 25A, 30A;

Adjusting range: (0~120) %RG;
Adjusting degree: 0.01%RG, 0.1%RG, 1%RG, and 10% RG;
Stability: 0.01%/2min (Class 0.05), 0.02%/2min (Class 0.1)
Output load: 25A: 25VA; 5~10A: 2V; 1A and lower gear ≥30V;
Measurement accuracy: 0.05%RG (Class 0.05); 0.1%RG (Class 0.1)
Ripple content: no more than 1%. 

DC input Voltage measurement
Range: ±10V;

Measuring range: (0-150) %RG;
Basic error limit: 0.02%RG
Ripple measuring error: (5%RD + 0.1%), RD refer to ripple measured value;
Resolution: 0.001%RG.

DC input Current measurement
Range: ±20mA;

Measuring range: (0-150) %RG;
Basic error limit: ±0.02%RG
Ripple measuring error: ± (5%RD + 0.1%), RD refer to ripple measured value;
Resolution: 0.001%RG.

Energy error measurement:
Active energy basic error limit:

0.05%RD (Voltage 15V~660V, Current 0.05A~36A, PF≥0.5);
0.1%RD (Voltage 15V~660V, Current 0.02A~0.05A, PF=1);
Reactive energy basic error limit:
0.1%RD (Voltage 15V~660V, Current 0.05A~36A, PF≥0.5);
0.2%RD (Voltage 15V~660V, Current 0.02A~0.05A, PF=1);

Other parameters:
Power supply:  90-265VAC/DC

Power frequency: 50Hz~60Hz
Power consumption: 50VA~1000VA
Working environment: 20℃~30℃,Humidity: RH≤85%
Storage environment: -20℃~50℃
Size: 600(L)× 440 (W)× 176(H)mm
Weight: 30kg

Order Info

MTS-122 contains 2 models with different accuracy below:
MTS-122C, Accuracy  Class: 0.05

MTS-122B , Accuracy  Class:  0.1

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