Product Overview
Applications
Measures voltage, current, active power, reactive power, frequency and energy in 3-phase electrical systems.
Technical Summary
| Measurement method | TRMS for voltage and current; complete measured-value detection |
|---|---|
| Line frequency | 45 Hz to 65 Hz, with automatic line-frequency detection |
| Voltage measurement | 11.5 V to 277 V line-to-neutral AC; 20 V to 480 V line-to-line AC |
| Current measurement | Rated current 5 A; 10 % to 120 % relative measurable current at AC |
| Communication | Modbus RTU; transfer rate 4.8 kbit/s to 38.4 kbit/s |
| Digital I/O | 2 self-supplied digital inputs and 2 bidirectional digital outputs |
| Supply voltage | 100 … 240 V AC or 110 … 250 V DC |
| Installation | Size 96; vertical mounting; installation depth 51 mm |
| Protection | Front IP65; operating resource protection class II |
| Accuracy | Active energy Class 1 according to IEC 61557-12 and IEC62053-21; reactive energy Class 3 according to IEC61557-12 and IEC62053-23 |
Key Features
Measures voltage, current, active power, reactive power and frequency; active and reactive energy measurement is also supported.
3-phase device with voltage measurement up to 480 V line-to-line and 277 V line-to-neutral at AC; rated current is 5 A.
Modbus RTU communication with a transfer rate from 4.8 kbit/s to 38.4 kbit/s, plus 2 digital inputs and 2 bidirectional digital outputs.
Wide-range AC/DC power supply: 100 … 240 V AC or 110 … 250 V DC.
White LCD with 4 keys; size 96, vertical mounting position, 96 mm height, 96 mm width and 56 mm depth.
Front protection class IP65; product lifecycle is start of final year of support.
Frequently Asked Questions
What does the Siemens 7KM3133-0BA00-3AA0 measure?
It measures voltage, current, active power, reactive power, frequency, active energy and reactive energy.
What supply voltage does the 7KM3133-0BA00-3AA0 use?
It has a wide-range power supply of 100 … 240 V AC or 110 … 250 V DC.
Which communication and I/O interfaces are provided?
It uses Modbus RTU at 4.8 kbit/s to 38.4 kbit/s and has 2 digital inputs plus 2 bidirectional digital outputs with screw-type terminals.
How is the measuring device mounted?
It has size 96, a vertical mounting position and an installation depth of 51 mm.
What should I include when requesting this line item?
Include the exact order number, requested quantity, destination, schedule context and any additional BOM lines.
