Wattmeter D50048
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wattmeter & nbsp;
<; D50048 & nbsp; for use in temperate climates in closed dry heated premises at an ambient temperature of 10 to 35 & deg; C and a relative humidity of 80% at 25 & deg; C strong> basic specifications
- & nbsp; & nbsp; & nbsp; & nbsp; precision class of 0.5 according to GOST 8476-78. Rated currents and voltages wattmeter & nbsp; D50048ukazany in Table. 1. The power consumed in the sequential chain of normal frequency range does not exceed 0.35 & middot; And, in a working frequency region - 0.7 & middot; A. Normal range of frequencies from 45 to 65 Hz. Workspace frequencies above 65 to 500 Hz. Rated power factor 1. Nominal current 3mA parallel circuit
- & nbsp;. & Nbsp; & nbsp; & nbsp; Maximum permissible additional error wattmeter & nbsp; D50048 induced deflection frequency of 65 Hz and any frequency in the operating frequency range is & plusmn 0.5% of the final value of the measurement range. Response time less than 4 seconds. Dimensions do not exceed 140h200h92mm. Weight not more than 1.5 kg
№ Table 1
& nbsp;..
symbol
Nominal current
Nominal voltage
D50048
D50048-04.1
25mA < td>
30B; 75V; 150V; 300V; 450V; 600V
50mA
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