Chapter 2. Technical Data
2-3
M7IRDA2003I
7IRD-A/J/M: Distribution Protection & Control Terminal
© ZIV APLICACIONES Y TECNOLOGÍA, S.L.U. 2020
2.2.5
Repeatability
Operating Time
2 %
or
25 ms
(the greater)
2.2.6
Transient Overreach
Expressed as:
100
x
TO
I
I
I
A
T
A
<10% for totally inductive lines
<5% for lines with an impedance angle of 70º
I
A
= Pick up value for a current with no DC component
I
T
= Pick up value for a current with maximum DC offset
2.2.7
Status Contact Inputs
Electrically separated programmable inputs, with polarity. The number of digital outputs will be defined
according to model.
Rated Voltage
IN1 Input
110 Vac ±20 %
IN2 to IN8 Inputs
24 - 125 Vdc ±20 %
(according to model)
48 - 250 Vdc ±20 %
Status Contact Inputs IN5 to IN8 will be selectable (according to model) when they are used in trip and
close circuits supervision applications.
Available Rated Voltages
24 - 48 Vdc ±20%
125 Vdc ±20%
250 Vdc ±20%
Current Drain
< 5 mA
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Страница 175: ...D List of Illustrations and Tables...