4.1 General Device Data
395
7UM62 Manual
C53000-G1176-C149-3
4.1
General Device Data
4.1.1
Analog Inputs
Nominal Frequency
f
N
50 Hz or 60 Hz
(adjustable)
Current Inputs
Nominal Current
I
N
1 A or 5 A
Ground Current, SensitiveI
EE
≤
1.6 A
Burden per Phase and Ground Path
– At I
N
= 1 A
Approx. 0.05 VA
– At I
N
= 5 A
Approx. 0.3 VA
– Sensitive Ground Fault Detection 1 A Approx. 0.05 VA
AC Current Overload Capability
– Thermal (rms)
100 · I
N
< 1 s
30
· I
N
< 10 s
4
· I
N
continuous
– Dynamic (Current pulse)
250 · I
N
for 0.5 cycle
AC Current Overload Capability for Sensitive Ground Fault Detection
– Thermal (rms)
300 A
< 1 s
100 A
< 10 s
15 A
continuous
– Dynamic (impulse)
750 A
for 0.5 cycle
Voltage Inputs
Secondary Nominal Voltage
100 V to 125 VAC
Measuring Range
0 V to 170 VAC
Burden at 100 V
Approx.
0.3 VA
AC Voltage Input Overload Capacity
– Thermal (rms)
230 V continuous
Measuring
Transducers
Measuring range between
–10 V and +10 V or
–20 mA and +20 mA
Input resistance for DC voltage
Approx. 1 M
Ω
Input resistance for DC Current
Approx. 10
Ω
Voltage Input Overload Capacity
60 V– continuous
Current Input Overload Capacity
100 mA– continuous
Analog Output(s)
(for Operational
Measured Values)
Nominal Range
0 to 20 mA–
Operating Range
0 to 22.5 mA–
– Connection for Flush Mounted Case
Rear panel, mounting loc. "B" or/and "D"
9-pin DSUB port
for Panel-Surface
Mounted Case
At the terminal on the case bottom
or/and at the housing top
– Max. Burden
350
Ω
