support bi-direction energy measuring
with multi-tariff function
with inbuilt relay, remotely control off/on
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Rate voltage (Un)
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3*110/190V or 230/400V AC
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Operational voltage
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L-N: 85 to 275V AC; L-L: 85 to 480V AC
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Maximum current(Imax)
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80A
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Pulse constant
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1000 imp/kWh
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Display
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LCD with backlight
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Maximum reading of energy
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999999.99 kWh/kVarh
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Measure type
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Three phase four wire
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Voltage, Current
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±0.5%
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Active power
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±1.0% or 0.5%
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Reactive power
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±2.0%
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Apparent power
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±1.0%
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Active energy
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±1.0% or 0.5%
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Reactive energy
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±2.0%
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Power factor
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±1.0%
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Frequency
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±0.2%
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Environmental Characteristics
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Operating Temperature
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'-25 to +55℃
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Storage Temperature
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'-40 to +80℃
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Humidity
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< 90%, non-condensing
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Communications
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Interfaces standard and protocols
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2-wire RS485, Modbus RTU
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Wireless
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WIFI, LoRa, NB-IoT, 4G,Zigbee
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