Protection Relay Tester Current 3Phase Microcomputer Secondary Current Injection

Description

Product Interview:
1.Windows XP operation interface, high-performance embedded industrial control computer, easy and fast operation.
2.It has software self-calibration function, which greatly improves the accuracy and stability.
3.The power amplifier adopts high-fidelity linear power amplifier, which not only ensures the accuracy of small current, but also ensures the stability of large current.
4.It adopts USB interface to communicate with PC directly, without any adapter cable, which is convenient to use.
5.The main control board adopts DSP+FPGA structure and 16-bit DAC output, which can generate 2000 high-density sine waves per week for the fundamental wave, which greatly improves the quality of the waveform and the accuracy of the tester.
Main Features:
(1)Current source : AC/DC voltage source, AC/DC current source
(2)Parallel Output:Three-phase parallel output (effective value):  0-90A
(3)Max Output Power Per Phase:400 VA
(4)Frequency Range:0 ~ 1000 Hz, accuracy 0.01 Hz
(5)Switch Input Terminal:8 pairs
(6)Harmonic Number:Harmonic Number
(7)Phase:0 ~360,The accuracy is 0.1 degree
(8)DC Current Output:0 ~ ± 10 A / phase, accuracy: 0.2 % ± 5 mA
(9)Dimensions:410 mm * 190 mm * 420 mm
(10)Time range : 1ms -9999s
(11)Measurement accuracy : 1ms
(12)Weight:12.5 kg
Parameters:
Model
LND-802
Output Voltages
110V (1A) -220V (0.6A)
Power Supply
AC220V±10%
Current source
AC/DC voltage source, AC/DC current source
Power supply
AC220V±10% 50Hz
Maximum output power per phase
420VA
DC current output
0- ± 10A/phase, accuracy: 0.5% ± 5mA
Line voltage output (effective value)
0-240V
Three-phase parallel output
0-90A
Switching input terminal
8 pairs
Time range
1ms -9999s
Measurement accuracy
1ms