Recording channel capacity

1) 64 analog channels, 128 switching channels (maximum 96 analog channels, 192 switching channels)

Input signal

1) Rated frequency: 50HZ, 60HZ

2) Rated AC voltage UN: 57.7V or 100V; Maximum input voltage: 2UN

3) Rated AC current IN: 5A or 1A; Maximum input current: 20IN

Linear operating range of analog quantity

1) AC voltage loop: 0~300V

2) AC current loop: 0~30IN maximum

3) DC voltage loop: 0.05~2000V

4) DC current circuit: 75mV; 4 ~ 20mA; 0.01 ~ 20 ma

5) High frequency signal: 0.05~10V DC

6) Transformer oil temperature: 100 euros

7) Switch quantity contact: passive null contact input mode is adopted

Wave recording sampling index

1) 1) Transient recording sampling frequency: 10KHz switching event resolution: 0.1mS

2) Steady state recording sampling frequency: 1~10KHz A/D resolution: 16 bits

3) Sampling accuracy of current and voltage waveform: ≤0.5%

4) The highest harmonic resolution is 99 harmonics

Communication interface

1) RS-422/485, RS-232, 10M/100M Ethernet RJ-45 interface
Communication protocol

1) Comply with IEC61850-8, TCP/IP, and IEC60870-5-103 communication protocols

Overload capacity

1) AC current loop: 2 times rated current, continuous operation

2) 10 times rated current, allow 10 seconds

3) 40 times rated current, 1 second allowed

4) AC voltage loop: 2 times rated voltage, continuous operation

Power consumption

1) AC current circuit: IN=5A, each phase is not more than 1VA; IN=1A, not greater than 0.5VA per phase

2) AC voltage loop: when rated voltage, each phase is not more than 1VA

3) Normal power consumption: no more than 100W

4) Maximum power consumption: no more than 130W

Plant operating power supply

1) DC 220V: allowable deviation -20% ~ +15%; Ripple coefficient ≤5%

2) DC 110V: allowable deviation -20% ~ +15%; Ripple coefficient ≤5%

3) AC 220V: allowable deviation -15% ~ +10%; Waveform distortion ≤5%

4) Permissible frequency deviation ±0.5HZ