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Technical dataEL3423
Number of inputs 3 x current, 3 x voltage
Oversampling factor –
Distributed clocks –
Update interval > 10 s
Measured values energy, power, power quality factor
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 0.5% relative to full scale value (U/I), 1% calculated value
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, optional single-phase operation
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
+79043698209
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