9.1 Connections
9 Technical data
Technical description
278
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VM259.EN007
9.
Technical data
9.1.
Connections
9.1.1.
Measuring circuitry
Rated phase current
5 A (configurable for CT secondaries 1 – 10 A)
- Current measuring range
0…250 A
- Thermal withstand
20 A (continuously)
100 A (for 10 s)
500 A (for 1 s)
- Burden
< 0.2 VA
I
0
input option B
(see Order information)
Rated residual current (optional)
5 A (configurable for CT secondaries 1 – 10 A)
- Current measuring range
0…50 A
- Thermal withstand
20 A (continuously)
100 A (for 10 s)
500 A (for 1 s)
- Burden
< 0.2 VA
I
0
input option C
(see Order information)
Rated residual current
1 A (configurable for CT secondaries 0.1 – 10.0 A)
- Current measuring range
0…10 A
- Thermal withstand
4 A (continuously)
20 A (for 10 s)
100 A (for 1 s)
- Burden
< 0.1 VA
I
0
input option D
(see Order information)
Rated residual current (optional)
0.2 A (configurable for CT secondaries 0.1 – 10.0 A)
- Current measuring range
0…2 A
- Thermal withstand
0.8 A (continuously)
4 A (for 10 s)
20 A (for 1 s)
- Burden
< 0.1 VA
Rated voltage U
n
100 V (configurable for VT secondaries 50 – 120 V)
- Voltage measuring range
0 – 160 V (100 V/110 V)
- Continuous voltage withstand
250 V
- Burden
< 0.5V A
Rated frequency f
n
45 – 65 Hz
Terminal block:
Maximum wire dimension:
- Solid or stranded wire
4 mm
2
(10-12 AWG)
