Intelligent power control

The Metrum SC is an intelligent 3-phase energy and power quality instrument for continuous monitoring in prioritized measurement points. Metrum SC is preferably utilized for measurement of energy and power consumption, and makes intelligent internal analyses in accordance with chosen norms.

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Metrum SC

Complete analyses

Metrum SC provides complete analyses of consumption, power, and energy, and alarms at exceeded limit values. The instrument is equipped with several different communication ports and can be remotely controlled.

Technical specifications

Measurement Inputs

Parameters Specification Information SC
Voltage channels 0 - 300 V RMS Standard measurement (Class A) 3
Current channels 0 - 6 A RMS Standard measurement (Class A) 3
Digital input Option (e.g. for ground fault detection) (1)
Digital output Option (e.g. for external alarms) (1)

Supply

Parameters Specification Information SC
Supply voltage 230 VAC, 50 Hz Separate for measurement
Power 5 W
Built-in backup Ja

Conformance

Parameters Specification Information SC
IEC 61000-4-30 Class A Reference instrument Yes
IEC 61000-4-7 Harmonics Yes
IEC 61000-4-15 Flicker Yes
EN 50160 Compiled in the instrument Yes
EIFS 2013:1 Compiled in the instrument Yes
Norwegian injunction FoL Compiled in the instrument Yes

Hardware

Parameters Specification Information SC
Display Yes
Buttons Yes
Memory 64 MB
Sampling rate 12,8 kHz
Accuracy IEC 61000-4-30, Class A < 0,1 %
Resolution Voltage/current channels 16 bits
Bandwidth Standard 3,5 kHz
Input impedance Voltage channels > 1 MΩ
Input impedance Current channels 10 mΩ
Anti-alias filter Yes
PLL synchronization Yes

Communication

Parameters Information SC
USB (mini) USB 2.0 Yes
RS-232 Computer/modem port Yes
CL-port Yes
Ethernet (RJ-45) Yes

Physical data

Parameters Information
Size (W x L x D) 155 x 165 x 68 mm
Weight 0,9 kg
Working temperature -10 °C to +55 °C
Humidity 10 % - 85 %, non-condensing