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Acrel APM800 Series vs Acrel ADL3000-E

Install fit
Phase support Three-phase three-wire and three-phase four-wire systems. Three-phase three-wire and three-phase four-wire systems.
Installation Indoor 92 x 92 mm panel-mounted multifunction power meter with CT signal inputs. Indoor DIN35 rail three-phase meter; direct-connect ADL3000-E-A and CT-input ADL3000-E-B variants are documented.
Measurement Three-phase CT-input multifunction power meter for electrical parameters, four-quadrant energy, demand, and power-quality monitoring. Three-phase multifunction energy meter for active/reactive energy, electrical parameters, demand, harmonics, and forward/reverse energy measurement.
Max current Unknown 80 A
Meter fit
Accuracy class APM800 Class 0.5s active power; reactive power Class 2. 0.5s kWh accuracy.
Current sensing External CT input: AC 1 A or 5 A secondary; primary current depends on selected CT ratio. Direct 3 x 10(80) A and CT-input 3 x 1(6) A variants are documented; confirm ordered variant before installation.
Monitoring
Protocol RS485 Modbus RTU / DLT645; optional Ethernet Modbus TCP on MCE module RS485 Modbus RTU
Local API Yes Yes
Cloud dependency No vendor cloud required for core metering; APM800 supports local RS485 Modbus RTU / DLT645, with optional Ethernet Modbus TCP / HTTP module. No vendor cloud required for core metering; ADL3000-E provides local RS485 Modbus RTU communication for SCADA, EMS, gateways, PLCs, or automation systems.
Home Assistant Yes Yes
Solar fit
Solar import/export Yes Yes
Buying context
Availability Global Acrel product range with official quote/contact route; local distributor availability varies. Global Acrel product range; ADL3000-E-B/KC is noted by Acrel for North America market certification context, while local distributor availability varies.
Source check
Last verified Jul 23, 2026 Jul 22, 2026
Product page Official page Official page
Documentation Official docs Official docs
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