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Commercial metering meter with power quality control functions ShchMK120SP

Utility Consumption Meters

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Key Highlights

Made in Russia - engineered for durability
Suitable for challenging environments
Lower cost of ownership than European alternatives
Bulk orders available with volume discounts
Documentation and customs clearance assistance provided

ShchMK120SP is designed for measurement, control and registration of basic parameters of electrical energy in single-phase two-wire, three-phase three-wire and four-wire electrical networks and AC power supply systems with a nominal frequency of 50 Hz; measurement, registration and metering of active and reactive electrical energy for specified time intervals in single-phase and three-phase AC networks (technical and commercial metering of active and reactive electricity); measurement of quality indicators of electrical energy (technical and commercial metering of active and reactive electricity); measurement of quality indicators of electrical energy (technical and commercial metering of active and reactive electricity). ShchMK120SP is included in the State Register of measuring instruments of the Russian Federation No. 68977-17. Interverification interval is 12 years.

Technical Specifications

Type of product according to PP RF 616	Instruments and other instruments for measurement, control and testing
Overall dimensions, mm	173×290×88
Weight, kg, not more	2,0
LED indication	1 row of seven-segment indicators (8 indicators, sign height: 14 mm); single seven-segment indicator - to display the number of the selected tariff; single LED indicators to display various current parameters
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 by 8 tariffs; reactive energy received/released/summed/by r-th quadrant (r = 1, 2, 3, 4) by 8 tariffs; averaging time during measurement of energy increment (accounting interval), min: 1, 2, 3, 4, 5, 6, 10, 12, 1, 1.
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
Ethernet communication interface	Ethernet 10/100BASE-TX (RJ45 connector) or Ethernet 100BASE-FX (ST connector) Number: 2; protocols: IEC 60870-5-104, IEC 61850-8-1 (MMS), IEC 61850-9-2 (SV) - optional
Remote human-machine interface	HTTP (embedded web interface)
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	RS485 (Modbus RTU, IEC 60870-5-101 with time stamp), Ethernet (IEC 60870-5-104, IEC 61850-8-1 (MMS)), optical local interface of "opto-port" type (IEC 61107), test pulse output interface
Time synchronization	NTP (RFC 5905)/PTP (IEEE `1588); clock error not more than ±1 sec. per day; clock can operate for at least 15 days in the absence of external power.
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 (90 to 264 VAC with frequency (50 ± 0.5) Hz or 130 to 370 VDC); Standby: "RESERVE" (90 to 264 VAC with frequency (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
Electromagnetic compatibility	Interference immunity: GOST R 51317.6.5, interference emission: SISPR 22 for class A
Industrial noise level	GOST 30805.22-2013 for class A
Mounting	To the panel
Inspection interval	12 years old
Warranty period of operation	36 mos.
Average service life, at least	25 years
Average MTBF	250000 ?
Type of product according to PP RF 616	Instruments and other instruments for measurement, control and testing

Note: All specifications are provided by the manufacturer and may be subject to change. Please contact us to confirm the latest specifications before placing your order.

Shipping & Payment Information

Shipping Terms

FOB: Novorossiysk, Russia
CIF: Available to major ports worldwide
EXW: Manufacturer's facility, Russia

Delivery Time

Sea freight: 30-60 days (depending on destination)
Air freight: 14-21 days (for urgent orders)
Production lead time: 30-90 days (depending on order size)

Payment Methods

Letter of Credit (L/C)
Wire Transfer (T/T)
Escrow Services

Order Minimums

We work with orders starting from 1 container
You can mix different products in one container
Volume discounts available for larger orders

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We provide comprehensive assistance with all export documentation, customs clearance, and logistics arrangements. Our team has extensive experience facilitating international trade with businesses in Africa, Middle East, Asia, and Latin America.

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Commercial metering meter with power quality control functions ShchMK120SP

Key Highlights

Technical Specifications