Eastron SDM630-MT V2, Руководство пользователя

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EASTRON SDM630-MT V2 User Manual
Address: No.1369 Chengnan Road, Jiaxing, Zhejiang, 314001, China.
Tel: 0086-573-83698881/83698882 Fax: 0086-573-83698883 Web: www.eastron.com.cn - 19 -
Voltage and Current
Phase to neutral voltages 100 to 289V a.c. (not for 3p3w supplies)
Voltages between phases 173 to 500V a.c. (3p supplies only)
Basic current (Ib): 10A
Max current : 100A
Min. Current: 5% of Ib
Starting current: 0.4% of Ib
Percentage total voltage harmonic distortion (THD%) for each phase to N ( not for 3p3w supplies)
Percentage voltage THD% between phases (three phase supplies only)
Current THD% for each phase
Power factor and Frequency and Max. Demand
Frequency in Hz
Instantaneous power:
Power 0 to
99999 W
Reactive Power 0 to 99999 VAr
Volt-amps 0 to 99999 VA
Maximum demanded power since last Demand reset Power factor
Maximum neutral demand current, since the last Demand reset (for 3p4w supply only)
Energy Measurements

Imported active energy 0 to 999999.99 kWh

Exported active energy 0 to 999999.99 kWh

Imported reactive energy 0 to 999999.99 kVArh

Exported reactive energy 0 to 999999.99 kVArh

Total active energy 0 to 999999.99 kWh

Total reactive energy 0 to 999999.99 kVArh
Measured Inputs
Voltage inputs through 4-way fixed connector with 25mm
²
stranded wire capacity. single phase
two wire(1p2w), three phase three wire(3p3w) or four phase four wire(3p4w) unbalanced. Line
frequency measured from L1 voltage or L3 voltage.
Accuracy

Voltage 0·5% of range maximum

Current 0·5% of nominal

Frequency 0·2% of mid-frequency

Power factor 1% of unity (0.01)

Active power (W) ±1% of range maximum

Reactive power (VAr) ±1% of range maximum

Apparent power (VA) ±1% of range maximum

Active energy (Wh) Class 1 IEC 62053-21

Reactive energy (VARh) ±1% of range maximum