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  Production of JSC "Rostok":
     Meters of electric power
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Meters of electric power:

Single-phase meter:
    Series COE-5020
    Series COE-5020K
    Series COE-5020H,M and HM
    Series -5028,,,, and etc
    Series -5032,H,,, and etc
    Series COE-5033,H,M and HM
    Series COE-5000

Three-phase meters:
    Series CA4-5001
    Series CA4-5002
    Series CA4E-5030
    Series CA4E-5031

JSC "Rostok" 2003-2004. All rights reserved.
Developed by Sparkle Design Studio


The meter of electric active energy three-phase induction 4-5001 is used for measurement of active electric power in three-phase, four-core circuits of an alternating current by frequency 50 Hz.

The meter corresponds to the international standard -521 and to the state standard GOST 6 570-96.


Class of accuracy2,0
Rated voltage220/380
Complete capacity consumed by a circuit at
rated current, no more
0,6 ·
Complete capacity consumed by a circuit
voltage, no more
5,0Wt/·
Range of temperature conditions, from a minus 20 up to plus 40
Average service life not less30 years
Warranty period of operation24 month.
Term of control of the meter4 years
Weight3,2 kg
Overall dimensions, no more282272118 mm
On rated current 5Aworking range from 0,25 up to 20A
On rated current 20Aworking range from 1,0 up to 60 A

The meters can be used both for direct measurement of quantity of the electric power, and as primary gauges for the automated systems for the accounting of the electric power.

The meter 4-5001I provides on an output a pulse telemetering signal, which corresponds to the international standard DIN 43864.

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