Set: MEF-3-40 FOX energy consumption monitor with LK-BZ-3 lamp WI-MEF-3-40SET

Supply voltage 3× 230/400 V AC (-25%÷15%)
Frequency 50÷60 Hz
3-phase, 4-wire installation
Accuracy meter 1%
Accuracy - measuring transformers 0.5%
Transformers - primary current 40 A
Transformers - secondary current 30 mA
Transformers - wire diameter ?10 mm
Meter constant 1000 imp/kWh
Humidity (non-condensing) ? 90%
Radio frequency 2.4 GHz
WI-FI transmission
Radio power (IEEE 802.11n) ? 20 dBm
Receiver sensitivity -98 dBm
Connection screw terminals 2.5 mm2 (stranded), screw terminals 4.0 mm2 (wire)
Tightening torque 0.5 Nm
Power consumption ? 2 W
Operating temperature -20÷50°C
Dimensions 2 modules (35 mm) - 90 x 35 x 85 mm with antenna
35mm rail mounting
IP20 protection class