Average MTBF
250000 ?
Overall dimensions, mm
120?120?93 (without protective cover), 120?120?103 (with cover)
Weight, kg, not more
0,7
LED indication
3 blocks of seven-segment indicators (4 indicators per block); single LED indicators for displaying units of measurement, distinctive indices and signs of displayed parameters; sign height: 20 mm; seven-segment indicators for displaying the current state o
Input signal
1 A, 5 A, I/1 A, I/5 A, 100 V, 400 V, U/100 V; voltage rating: 57.73/230 V - phase, 100/400 V - interphase; input measurement frequency: 42.5 to 57.5 Hz
Measurement time
0.2 sec (current and voltage), 1 sec (frequency)
Power quality parameters
Voltage short-circuit; positive voltage deviation; negative voltage deviation; frequency; frequency deviation; short-term flicker dose; long-term flicker dose; voltage n-harmonic coefficient up to 50th order; summaries
Commercial electricity metering
Active energy received/released/summed at 8 tariffs; reactive energy received/released/summed/ by r-th quadrant (r = 1, 2, 3, 4) at 8 tariffs
Compliance of PCE measurements with the established Russian standards
GOST 30804.4.30-2013 ; GOST 32144-2013 ; GOST 30804.4.7-2013 (Class I) ; GOST R 51317.4.15-2012 ; GOST R 8.655-2009 ; GOST R 8.689-2009
Compliance with requirements for active and reactive energy meters
GOST 31819.22-2012 (Class 0,2S); GOST 31819.23-2012 (Class 1); GOST 31818.11-2012; GOST IEC 61107-2011
Galvanic isolation on the power supply circuit (main or backup) and on the input circuits
Got it
RS485 communication interface
Quantity: 2; protocols: Modbus RTU, IEC 60870-5-101 Interface exchange rate: 200, 300, 600, 1200, 1200, 2400, 4800, 4800, 9600, 19200, 38400, 57600, 115200 bits/sec.
Ethernet communication interface
Quantity: 2; Ethernet 10/100BASE-TX (RJ45 connector) or Ethernet 100BASE-FX (ST connector) Protocols: IEC 60870-5-104, Modbus TCP, IEC 61850-8-1 (MMS), IEC 61850-9-2 (SV) - optional
Remote human-machine interface
HTTP (embedded web interface) with access by device IP address
Integration into the system of control of power quality indicators
HTTP (integration into the software package for visualization and control of power quality indicators supplied with the device)
Integration into external systems: telemetering, telemechanics, automated process control systems, SM&KE, ASCUE
IEC 60870-5-104, IEC 61850-8-1 (MMS), Modbus TCP, IEC 60870-5-101, Modbus RTU
Time synchronization
NTP (RFC 5905)/PTP (IEEE `1588); clock error is not more than ±1 sec. per day; in the absence of external power supply, the clock can operate for at least 15 days.
Event logs
System event log - up to 1000 events with automatic overwriting of earlier events when the maximum is reached; power quality event log - up to 100 thousand events with automatic overwriting of earlier events when the maximum is reached.
Storage of measurement results
In the internal non-volatile memory of measured PCE values; cyclic buffer for storing profiles of all values with a storage depth of at least 90 days (2160 hours) with automatic overwriting of earlier records after the free space is exhausted.
Electricity test protocol
In accordance with GOST 32144-2013 for any time interval not less than 90 days.
Power supply voltage
Main: 220VU (from 90 to 264 V AC with frequency (50 ± 0.5) Hz or from 130 to 370 V DC); standby ("RESERVE"): 220VU (90 to 264 VAC with a frequency of (50 ± 0.5) Hz or 130 to 370 VDC)
Power consumption from the power supply circuit, not more
10 V?A (full power) when powered by 50 Hz single-phase AC power supply, 10 W when powered by DC power supply
Reprogramming
Via "Configurator" programme (RS485, Ethernet interface), via web-interface
Operating temperature range
-40 to +55 °C (relative humidity 90% at +30 °C)
Degree of protection
IP51
Resistance to mechanical influences
Group 4 according to GOST 22261-94
Industrial noise level
GOST 30805.22-2013 for class A equipment
Inspection interval
10 years
Warranty period of operation
36 mos.
Average service life, at least
30 years