Technical data
![]() | RMS value (rms) specifications All AC value specifications in this documentation such as RMS specifications (rms) refer to a 50/60 Hz 3-phase mains network with a sinusoidal waveform (crest factor 1.414). |
Technical data | EL3783 | EL3783-0100 |
---|---|---|
Number of inputs | 3 x current, 3 x voltage | |
Oversampling factor | n = 1…100 selectable | |
Distributed Clocks | yes | |
Accuracy of Distributed Clocks | << 1 µs | |
Measuring error | < ±0.2 % of full scale value | |
Conversion time | Minimum 50 µs, all channels measured simultaneously | |
Sampling type | simultaneous | |
Ground reference | single ended | |
Mains voltage | AC: DC: | corresponding to AC: DC: |
Technical voltage measuring range | 520 Vrms (ULX-N) or 897 Vrms (ULX-ULY) | 130 Vrms (ULX-N) |
Max. permitted overvoltage | max. ±736 V (peak value, ULX-N, equivalent to 520 Vrms) or | max. 300 Vrms (ULX-N) **) |
Max. permitted overvoltage | 1 digit corresponds to 22.5 mV | 1 digit corresponds to 5.75 mV |
Voltage resolution (16-bit including sign) | 1 digit ~ 22.5 mV | |
Input resistance voltage circuit | typ. 1.5 MΩ | |
Nominal current range | AC accordingly: 1 Arms (automatic switching to 5 Arms) | |
Technical current measuring range | 1.84 A (peak value, equivalent to 1.3 Arms) or | |
Max. permitted overcurrent | max. ±10 A peak value, equivalent to 7 Arms **), | |
Largest short-term deviation during a specified electrical interference test | < ±0.5 % of full scale value for the current measurement | |
Current resolution (16-bit including sign) | 1 digit ~ 56.2 µA (~281 µA if 5 A range is active) | |
Insulation tested with | AC (50Hz) 2000 V for 80 s (Type Test) | |
Input resistance current circuit | typ. 3 mΩ | |
Signal type | variable | |
Electrical isolation | 4,500 V, production test 2 sec. | |
Current consumption power contacts | - | |
Current consumption via E-bus | typ. 260 mA | |
Special features | Technical measuring range for current and voltage 130 % of the respective measuring range, Anti-aliasing filter (see Basic functional principles), adjustable automatic current range switching, electrically isolated current inputs | |
Configuration | via TwinCAT System Manager |
**) Operation for longer periods above the rated range can impair the function and/or lead to a shortening of the service life
Environmental conditions | EL3783 | EL3783-0100 |
---|---|---|
Permissible ambient temperature range during operation | 0°C ... +55°C | |
Permissible ambient temperature range during storage | -25°C ... +85°C | |
Permissible relative air humidity | 95 %, no condensation |
General data | EL3783 | EL3783-0100 |
---|---|---|
Weight | approx. 100 g | |
Dimensions (W x H x D) | approx. 27 mm x 100 mm x 70 mm (width aligned: 24 mm) | |
on 35 mm mounting rail conforms to EN 60715 | ||
Installation position | see notice! |
Standards and approvals | EL3783 | EL3783-0100 |
---|---|---|
Vibration / shock resistance | conforms to EN 60068-2-6 / EN 60068-2-27 | |
EMC immunity / emission | Conforms to EN 61000-6-2/EN 61000-6-4 | |
Protection class | IP20 | |
Marking / Approval*) | CE, EAC, UKCA |
*) Real applicable approvals/markings see type plate on the side (product marking).