Siemens SICAM P 7KG7750 - Page 136

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8.1 SICAM P 7KG7750
136 Power Meter SICAM P 7KG7750/55, Manual
E50417-B1076-C340-A6, Edition 09.2013
Inputs for Alternating Current Measurements (Connector Block E)
Binary Outputs (Connector Block G)
Binary Inputs (Connector Block A, optional)
Input alternating currents
Rated input current range 1 A
5 A
Max. input current 2 x rated input alternating current
Power consumption per input
at 1 A 83 μVA
at 5 A 2.1 mVA
Further information about the current measuring inputs
Max. rated input voltage 150 V
Measuring error (with calibration) at 23 °C ± 1 °C
50 Hz or 60 Hz
Typically ±0.1 % at reference conditions
Thermal stability 10 A continuous
100 A for max. 1 s
Maximum contact voltage
Alternating voltage 230 V
Direct voltage 250 V
Maximum currents
Maximum continuous contact current 100 mA
Maximum pulse current for 0.1 s 300 mA
Further information about the binary outputs
Internal impedance 35 Ω
Admissible switching frequency 10 Hz
Number of switching cycles Unlimited
Max. input voltage DC 150 V
Current consumption for high level DC 1,8 mA
Low level ≤ 10 V
High level ≥ 19 V
Signal delay max. 3 ms