The devices are designed to measure DC voltage in electrical circuits.
Shields of the magneto-electric system with an arrow pointer with the mounting of the moving part on the cores.
Measuring range from 1 V (1–0–1) V to 600 V (600–0–600) V.
Accuracy class – 1.5; 2.5; 4.
The working position is vertical, horizontal (depending on the order).
Name, type, measurement range, accuracy class are listed below:
|
Device
|
Accuracy class |
Measuring range
|
|
Voltmeter
|
1,5; 2,5; 4 |
от 1 V (1–0–1) V до 600 V (600–0–600) V
|
* Final intermediate values of measurement ranges according to DSTU EN 60051.
The overall dimensions, length of the scale and weight of the devices are given below:
|
Overall dimensions, mm
|
The length of the scale, no less, mm
|
Mass, no more, kg
|
|
80 х 80 х 70
|
55
|
0,2
|
The time to set impressions is 4 s.
Operating conditions of the device:
– ambient air temperature from minus 50 ºС to plus 60 ºС;
– relative air humidity up to 98% at a temperature of 35 ºС.
The devices are installed in the shield, the marking of the shield (front view) is shown in the figure.
Marking of the shield for ЭВ0201
