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Acrel ADW310 vs ABB A41 312-100

Install fit
Phase support Single-phase, 220 V measurement context. Single-phase 57.7-288 V AC line-to-neutral
Installation Indoor distribution-box installation with an external split-core CT and AC 85-265 V auxiliary supply; qualified-electrician installation. Indoor 4-module DIN-rail direct-connected installation by a qualified electrician.
Measurement Single-phase external-CT measurement of electrical parameters, harmonics, and forward/reverse active energy. Single-phase direct-connected four-quadrant active/reactive energy and electrical-parameter metering.
Max current 100 A 80 A
Meter fit
Accuracy class Class 1 active energy. MID Class B / IEC Class 1 active energy; Class 2 reactive energy
Current sensing External split-core CT; official manual lists matched 10 mm and 16 mm aperture options. Direct-connected measurement up to 80 A; no external CT required
Monitoring
Protocol RS485 Modbus RTU / DL/T 645-07; optional Wi-Fi, 4G, and 470 MHz LoRa variants Unknown
Local API Yes Yes
Cloud dependency No vendor cloud is required for the /C RS485 Modbus RTU variant; cloud or remote-service dependency varies with optional Wi-Fi, 4G, or LoRa system design. No cloud required; display and RS-485 Modbus RTU / EQ Bus provide local access.
Home Assistant Yes Yes
Solar fit
Solar import/export Yes Yes
Buying context
Availability Global Acrel product and quote route; wireless-module availability and certifications vary by market. Global ABB channels; Netherlands official listing verified; stock and certification vary by market.
Source check
Last verified Aug 5, 2026 Aug 13, 2026
Product page Official page Official page
Documentation Official docs Official docs
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