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Копия Measuring transducer E4855

Tree phase DC voltage measuting transducers. E4855 can be used without external primary transformers.

Description Е4855

Technical characteristics:

Type Measured voltage, V Iout., mA Load resistance, Ohm Iconsump. for each measured circuit, mA Рconsump. for supply circuit, VA Accuracy class
Phase,
UL-N
Netween-phase,
UL-L
1 Е4855А
0..125/√3
(75/√3..125/√3)
0..125
(75..125)
0..5 0 – 3000 not more than 1 not more than 5 0,5
0..125
(75..125)
0..125√3
(75√3..125√3)
0..250
(150..250)
0..250√3
(150√3..250√3)
0..400
(240..400)
0..400√3
(240√3..400√30)
2 Е4855В 0..125/√3
(75/√3..125/√3)
0..125
(75..125)
4..20 0 – 500
0..125
(75..125)
0..125√3
(75√3..125√3)
0..250
(150..250)
0..250√3
(150√3..250√3)
0..400
(240..400)
0..400√3
(240√3..400√3)
3 Е4855С 0..125/√3
(75/√3..125/√3)
0..125
(75..125)
0..20 0 – 500
0..125
(75..125)
0..125√3
(75√3..125√3)
0..250
(150..250)
0..250√3
(150√3..250√3)
0..400
(240..400)
0..400√3
(240√3..400√3)

Dimentions 120х80х77 mm

Weight not more than 0,6 kg.
Power supply – AC 187-242V 50 Hz frequency.
Time of setting output signal in case of input signal hopping to any value in measured range – not more than 0,5 s.
Time of setteng working condition – not more than 10 min.
Worktime between failures – not less than 50 000 h.
Average lifetime – not less than 10 years.

Note: additional measuring transformers-free usage is possible.
Three output cascades are galvanically unlinked between each other and input cascades..
Additional measuring range (pointed in brackets) can be selected with external cross-piece.

 

Е4855 indexes:

Е4855А - output current (0..5) mA
Е4855В - output current (4..20) mA
Е4855С - output current (0..20) mA

Catalog:

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