Device Overview - Siemens SICAM 7KG85X Manual

1.2

Device Overview

It is a multifunctional device for detection, calculation, recording, evaluation, display, and transmission of
measured electrical quantities with the following properties:
Device Properties
All devices consistently provide the following properties:
•
Device type:
– Class S Power Quality Instrument and Power Monitoring Device with a 2 GB micro SD card
– Plastic case 96 mm/3.78 inch x 96 mm/3.78 inch x 100 mm/3.94 inch (W x H x D)
– Web server for parameterization, visualization, and data management
– Transmitting measured values using communication protocols
– Degree of protection:
– Front: IP20 for DIN rail devices without display; IP40 or IP51 for panel flush mounting devices
with display
– Terminals: IP2x
•
Input and output circuits:
– 4 inputs for alternating voltage measurements
– 3 inputs for alternating current measurements
– 2 binary outputs
•
Measurement acc. to standard IEC 61000-4-30 Ed. 3, class S
•
Measured quantities:
– Voltage V
– Current I
– Phase angle φ
– System frequency f (fundamental)
– 10-s frequency
– Active power P
– Reactive power Q
– Apparent power S
– Energy measured values W
– Active power factor cos φ
– Power factor PF
– Voltage and current harmonics up to 40th
– THDS
– Flicker acc. to IEC 61000-4-15
•
Measurements for evaluation and supervision
– Minimum/mean/maximum values
– Event detection: voltage dips, voltage swells, voltage interruptions
– Limit violations
– Energy management (load profiles )
SICAM, SICAM P850/P855 7KG85X, Manual
E50417-H1040-C482-A9, Edition 03.2022
Introduction
1.2 Device Overview
17