Beckhoff Automation GmbH & Co. KG EL3453-0090
EL3453-0090 EtherCAT Terminal, 3-channel analog input, power measurement, 690 V AC, 0.1/1/5 A, 24 bit, electrically isolated, TwinSAFE SC
Категории:
Технические характеристики
| Number of inputs | 4 x current, 3 x voltage |
|---|---|
| Oversampling factor | â |
| Distributed clocks | optional |
| Update interval | half mains period (10Â ms at 50Â Hz) |
| Measured values | current, voltage, effective, reactive and apparent power, active, reactive and apparent energy, cos Ï, frequency, THD, harmonic (up to 63 rd harmonic) |
| Напряжение питания | max. 690 V AC 3~ (UL X -N: max. 400 V AC) |
| Measuring current | adjustable, 100 mA AC, 1 A AC (default), 5 A AC; potential-free |
| Measurement error/uncertainty | 0.3% relative to full scale value (U/I), 0.6% calculated value (see documentation) |
| Update time | net-synchronous |
| Monitoring function | phase order, phase failure, phase asymmetry, undervoltage/overvoltage (adjustable) |
| Electrical isolation | 4500 V |
| Current consumption E-bus | typ. 260 mA |
| Current consumption power contacts | â |
| Special features | mains monitoring, precise detection of zero voltage and zero current crossing, optional single-phase operation |
| Operating temperature | -25â¦+60°C |
| Storage temperature | -40â¦+85°C |
| Relative humidity | 95%, no condensation |
| 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 |
| Approvals/markings | CE |
| Description | The EL3453-0090 EtherCAT power measurement terminal has voltage inputs for direct monitoring of high-capacity generators up to max. 690Â VÂ AC, as is common in the wind industry, for example. No upstream voltage transformer is required. The four current |