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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 400kW 800kW 1000 kW
The rated voltage 110B 220V 300V
Rated current 2000A 2000A 2500A
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.

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