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Wattmeter D1754 (D 1754, D-1754)
Wattmeter D1754 is designed to measure active power in the current two-phase four-wire network infra-low frequencies with a uniform load phases.
Dimensions - 160h80h170mm;
Accuracy class - 2.5.
Technical characteristics of the devices wattmeters D1754:
Switching on:
- In parallel circuits - with the added resistance of type R1820 / 3;
- In sequential circuits - with shunt 300SHS 300mV;
Measuring range, rated voltage and current when the device power meter D1754 listed in Table 1;
Table 1: Ranges, rated voltage and current when the device power meter D1754
Range of measurement 400 kW 800 kW 1000 kW
The rated voltage 110 B 220 V 300 V
Rated current 2000 A 2000 A 2500 A
Nominal frequency range - 0.25 Hz-1, 5 Hz;
The main instrument error wattmeter D1754 - no more than ± 2,5%;
Consumed power
- In sequential circuits - no more 2h15mVt;
- In parallel circuits - no more 2h6Vt;
Settling time of the mobile device power meter D1754 - no more than 3 seconds;
Operating position - vertical;
The length scale of the instrument wattmeter D1754 - 100mm;
The angle of the scale - 65 º;
Changing the power meter readings D1754 caused deviation of ambient temperature from normal (within the operating temperature range) for every 10 K does not exceed ± 1,0% of the measuring range, under the influence of an external magnetic field of 400 A / m - less than ± 1,0%;
Dimensions - 160h80h170mm;
Unit weight wattmeter D1754 - 2.5 kg;
Dimensions of additional resistance type D1820 / 3 - 155h110h95mm;
Weight - 1.2 kg;
Time to failure - at least 24,000 hours;
The manufacturer guarantees that the quality of the instrument wattmeter D1754 technical requirements specifications provided the customer terms and conditions of storage, transportation, installation, operation, and its specified operational documentation.