17.3 Energizing inputs
Table 383: Energizing inputs
Description Value
Rated frequency 50/60 Hz
Operating range Rated frequency ± 5 Hz
Current inputs Rated current, I
n
0.1/0.5 A
1)
1/5 A
2)
Thermal withstand capability:
• Continuously 4 A 20 A
• For 1 s 100 A 500 A *)
• For 10 s 20 A 100 A
Dynamic current withstand:
• Half-wave value 250 A 1250 A
Input impedance <100 mΩ <20 mΩ
Voltage inputs Rated voltage, V
n
100 V AC/ 110 V AC/ 115 V AC/ 120 V AC
Voltage withstand:
• Continuous 420 V rms
• For 10 s 450 V rms
Burden at rated voltage <0.05 VA
*) max. 350 A for 1 s when COMBITEST test switch is included.
1) Residual current
2) Phase currents or residual current
17.4 Binary inputs
Table 384: 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 17 1MRK 505 277-UUS C
Technical data
450
Technical Manual