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Technical dataEL3443-0020
Number of inputs 3 x current, 3 x voltage
Oversampling factor –
Distributed clocks optional
Update interval one mains period (20В ms at 50В Hz)
Measured values current, voltage, effective, reactive and apparent power, active, reactive and apparent energy, cos П†, frequency, THD, harmonic (up to 40th harmonic)
Measuring voltage max. 480 V AC 3~ (ULX-N: max. 277 V AC/240 V DC)
Measuring current max. 1 A (AC/DC), via measuring transformers xВ A/1В A
Measurement error/uncertainty 0.3% relative to full scale value (U/I), 0.6% calculated value (see documentation)
Calibration certificate (analog) factory calibrated
Update time net-synchronous
Monitoring function phase order, phase failure, phase asymmetry, undervoltage/overvoltage (adjustable)
Electrical isolation 2500 V
Current consumption power contacts –
Current consumption E-bus typ. 120 mA
Special features mains monitoring, precise detection of zero voltage crossing, optional single-phase operation, with calibration certificate
Operating/storage temperature -25…+60°C/-40…+85°C
Weight approx. 75 g
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, UL
Protect. rating/installation pos. IP20/variable
+79043698209
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