Siemens 7KT - Technical Specification

5
SMART 7KT0210 Manual
Technical
specification

7KT0210(3 Phase Energy Class 1)
PowerMonitoringDevicePanelinstrumentforstdelectricalvalues
Protocol:ModbusRTU,SinglelineLCDDisplayVaux:95Vto240VAC
x/1or5A,Class1
Measurements
measuring procedure
•forvoltagemeasurement True RMS
•forcurrentmeasurement True RMS
typeofmeasuredvaluedetection complete
voltagecurve Sinusoidal or distorted
measurablelinefrequency
•initialvalue 45Hz
•full-scalevalue 65Hz
operatingmodeformeasuredvaluedetectionautomaticline
frequencydetection
Yes
Supply voltage
design of the power supply SMPS power supply
typeofvoltageofthesupplyvoltage AC
Degree of protection class
protection class IP on the front IP54
protection class IP of the terminal IP20
Suitability
suitability for operation Installation in stationary panels in closed rooms
Product Functions
•voltagemeasurement Yes
•currentmeasurement Yes
•activepowermeasurement Yes
•reactivepowermeasurement Yes
•apparentpowermeasurement Yes
•powerfactormeasurement Yes
•frequencymeasurement Yes
•apparentenergy/activeenergy/reactiveenergy Yes
Display and operation
design of the display LCD
height of the display 19mm
width of the display 75mm
color of the background of the display White
National language on the display screen is supported EN
number of keys 2
Fault limits
reference condition for metering accuracy InaccordancewithIEC61557-12,IEC62053-21,IEC62053-23
formulaforrelativetotalmeasurementinaccuracy
•formeasuredvariablevoltage Class0.5asperIEC61557-12
•formeasuredvariablecurrent Class0.5asperIEC61557-12
•formeasuredvariableapparentpower Class1asperIEC61557-12
•formeasuredvariableactivepower Class1asperIEC61557-12
•formeasuredvariablereactivepower Class2asperIEC61557-12
•formeasuredvariablepowerfactor Class1asperIEC61557-12
•formeasuredvariableactiveenergy Class1asperIEC62053-21andIEC61557-12
•formeasuredvariablereactiveenergy Class2asperIEC61557-12andIEC62053-23