19.3 Energizing inputs
Table 554: TRM — Energizing quantities, rated values and limits for transformer inputs
Description
Value
Frequency
Rated frequency f
r
50 or 60 Hz
Operating range f
r
± 10%
Current inputs
Rated current I
r
0.1 or 0.5 A
1)
1 or 5 A
2)
Operating range 0 – 50 A 0 – 500 A
Thermal withstand 100 A for 1 s
500 A for 1 s
*)
20 A for 10 s 100 A for 10 s
8 A for 1 min 40 A for 1 min
4 A continuously 20 A continuously
Dynamic withstand 250 A one half wave 1250 A one half wave
Burden < 1 mVA at I
r
= 0.1 A < 10 mVA at I
r
= 1 A
< 20 mVA at I
r
= 0.5 A < 200 mVA at I
r
= 5 A
*)
max. 350 A for 1 s when COMBITEST test switch is included.
Voltage inputs
**)
Rated voltage U
r
100 or 220 V
Operating range 0 – 420 V
Thermal withstand 450 V for 10 s
420 V continuously
Burden < 50 mVA at 100 V
< 200 mVA at 220 V
**)
all values for individual voltage inputs
Note! All current and voltage data are specified as RMS values at rated frequency
1) Residual current
2) Phase currents or residual current
19.4 Binary inputs
Table 555: Binary inputs
Description
Value
Operating range Maximum input voltage 300 V DC
Rated voltage 24...250 V DC
Current drain 1.6...1.8 mA
Power consumption/input <0.38 W
Threshold voltage 15...221 V DC (parametrizable in the range in steps
of 1% of the rated voltage)
Section 19 1MRK 502 048-UEN A
Technical data
674
Technical manual