Siemens SIPROTEC 7UM62 - General; Analog Inputs;Outputs

Technical Data
4.1 General
SIPROTEC, 7UM62, Manual
C53000-G1176-C149-7, Release date 03.2010
453
4.1 General
4.1.1 Analog Inputs/Outputs
Current Inputs
Voltage Inputs
Measuring Transducer Inputs
Rated system frequency f
N
50 Hz or 60 Hz (adjustable)
Rated current I
N
1 A or 5 A
Earth Current, Sensitive I
EE
Linear range ≤ 1.6 A
Burden per Phase and Earth Path
- at I
N
= 1 A Approx. 0.05 VA
- at I
N
= 5 A Approx. 0.3 VA
- for Sensitive Earth Fault Detection at 1 A Approx. 0.05 VA
Current Path Loadability
- Thermal (rms) 100· I
N
for 1 s
30· I
N
for 10 s
4· I
N
continuous
- Dynamic (peak value) 250· I
N
(half-cycle)
Current overload capability for high-sensitivity input I
EE
- Thermal (rms) 300 A for 1 s
100 A for 10 s
15 A continuous
- Dynamic (peak value) 750 A (Half-cycle)
Secondary nominal voltage 100 V to 125 V
Measuring range 0 V to 200 V
Burden at 100 V Approx. 0.3 VA
Voltage path overload capacity
- Thermal (rms) 230 V continuous
Measuring range -10 V to +10 V or
-20 mA to +20 mA
Input resistance for DC voltage approx. 1 MΩ
Input resistance for DC voltage Approx. 10 Ω
Voltage Input Overload Capacity DC 60 V continuous
Current Input Overload Capacity 100 mA continuous