SP-6353 Three Phase ANSI Meter Test Bench

 1. Brief Introduction:

SP-6353 three-phase ANSI Energy meter stationary test bench is designed for testing three-phase energy meters accuracy below 0.2, especially for testing Closed I-P Links three-phase energy meters. Test bench can generate 3-phase voltage, 3-phase current and any power factor signal for tested meter, the reference meter’s accuracy is class 0.05(0.1).       

2. Technical specification

  Power supply: 1P2W  220V ±10%,  50Hz or 60Hz;

                 Or (3P4W  3x220V±10%)

Max consumption: 3000VA (8 meter positions)

Phantom load power source Technical specification

Current source:

Current  Output:  3×0.001A(AC) - 3×100A(AC)

Resolving power:  0.01% (min. 0.0001A)

Phase shift range:  0~3600  ; Resolving power: 0.10

Output frequency:  45Hz~65Hz  ; Resolving power: 0.01 Hz

THD(sine wave output):  <0.5%

Stability of current during sine wave output: 0.05% (180s)

          Output wave:  sine wave

                       2-21 harmonic wave, total should be less than 40%

                       Odd harmonic waveform

                       Sub harmonic waveform

            Output capacity:  50VA per meter position

Voltage source:

Voltage Output:  3×50V(AC) - 3×400V(AC)

Load:  The Load can be resistor / inductive / capacitive(<4uF)

Resolving power:  0.01% (min. 0.1V)

Output frequency:   45Hz~65Hz;

THD (sine wave output):  <0.5%

Voltage stability of power source during sine wave output: 0.05% (180s)

              Output wave:  sine wave

                           2-21 harmonic wave, total should be less than 40%

              Output capacity:  20VA per meter position

Reference Meter:

Power supply:  1P2W  220V ±10%,  50Hz or 60Hz;

Max consumption:  30VA

Voltage input:  3×30V-3×480V (AC)

Current input:  3×0.001A-3×120A (AC)

Accuracy:

Active power:   0.05%  (PF>0.5)

          Reactive power:   0.1%   (PF>0.5)

Warm up time:  < 2 minutes

Dimension:  482mm X 380mm X 140mm

Weight:  <7.5Kg

Error Calculator Technical specification

◆   Impulse of tested meter could be:  TTL / OC / Optical head

◆   Max. frequency of  impulse could be:  200Hz

◆   Error display range:  ±0.001% - ±99.99%