Mô tả

Multimeter KDE81LC:

Measuring Parameters:

-Voltage (L-L, L-N) (Individual/Average),Current(Individual / Average),Frequency,Power Factor (Individual /average), Active, Reactive & Apparent Power (Individual /Total), Active, Reactive & Apparent Energy (Individual/ total –Import/Export), , Demand( Max current import/export, Active (individual/ total – import/Export), Apparent(individual/ total – import/Export) Load hour (Import/ export/ total), counter on/off supply meter. Phase Sequence Detection (phase angle between voltage with voltage) (phase angle between voltage with current.

Specifications:
Model: KDE81LC(96x96)
Display: LCD + Backlight
Digits display: 4 rows 4 digit, 1 row 8 digit display energy. Domain load
Input voltage range: 57-500V L-L, 3P4W, 3P3W, 1P2W
Input current range: 7.5mA -6A

Resolution and accuracy : Voltage (1mV direct), current 1mA (direct) external CT and PT automatic change resolution. Active power 10W, Reactive power 10VAr, Apparent power 10VA, PF is 0.001, F is 0.01, current error 0.2% of FS, active power 0.5%, reactive power, apparent power 1%, power factor +/- 0.001, frequency 0.1%, Energy (Wh class 0.5S) (VArh, Vah class1) IEC-62052-11 và 62053-21

CT primary: 1 – 10.000A (programable)

CT secondary: 1/5A (programable)

PT primary: 100V -500kV (programable)

PT secondary: 100-500V VLL(programable)

Communication: Model of meter has Suffixes C ( mean meter has communication)

Auxiliary Supply: 90-270VAC/DC

Burden: 8VA

Update data: 500mS with PF, F, 1 second with Voltage, current, power

Display Scrolling: Automatic(fast, normal, slow), Manual

Relay output: Option

Temperature/Humidity: Operating Temperature -10-50oC, Storage Temperature -20¬75o C Humidity < 95 % (non
condensing)

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