Technical Specification - Siemens SMART 7KT Manual

Technical
specification
Measurements
measuring procedure
• for voltage measurement
• for current measurement
type of measured value detection
voltage curve
measurable line frequency
• initial value
• full-scale value
operating mode for measured value detection automatic line
frequency detection
Supply voltage
design of the power supply
type of voltage of the supply voltage
Degree of protection class
protection class IP on the front
protection class IP of the terminal
Suitability
suitability for operation
Product Functions
product function
• voltage measurement
• current measurement
• frequency measurement
Display and operation
design of the display
height of the display
width of the display
color of the background of the display
national language on the display screen is supported
number of keys
Fault limits
reference condition for metering accuracy
formula for relative total measurement inaccuracy
• for measured variable voltage
• for measured variable current
• for measured variable frequency
SMART 7KT0110 and 7KT0120 Manual
7KT0110 (VA meter)
Power Monitoring Device Panel
instrument for voltage and
current LED display Vaux: 95V to
240V AC x/1 or 5 A, Class 1
True RMS
True RMS
complete
Sinusoidal or distorted
45 Hz
65 Hz
–
SMPS power supply
AC
IP54
IP20
Installation in stationary panels
in closed rooms
Yes
Yes
–
LED
39 mm
40.5 mm
Black
EN
2
In accordance with IEC61557-12 In accordance with IEC61557-12
Class 1 as per IEC 61557-12
Class 1 as per IEC 61557-12
–
3
7KT0120 (VAF meter)
Power Monitoring Device Panel
instrument for voltage, current
and frequency LED display Vaux:
95V to 240V AC x/1 or 5 A,
Class 1
True RMS
True RMS
complete
Sinusoidal or distorted
45 Hz
65 Hz
Yes
SMPS power supply
AC
IP54
IP20
Installation in stationary panels
in closed rooms
Yes
Yes
Yes
LED
50 mm
45.4 mm
Black
EN
2
Class 1 as per IEC 61557-12
Class 1 as per IEC 61557-12
Class 0.1 as per IEC 61557-12
5