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Acrel DTSD1352 vs ABB B23 112-100

Install fit
Phase support Three-phase three-wire and three-phase four-wire systems. Three-phase 3-wire and 4-wire systems; nominal 3 x 230/400 V AC.
Installation Indoor 35 mm DIN-rail three-phase meter; direct-connect and external-transformer wiring modes are documented. Indoor 4-DIN DIN-rail direct-connected three-phase energy meter for distribution boards and small enclosures.
Measurement Three-phase multifunction energy meter for voltage, current, power, power factor, frequency, active/reactive energy, demand, and harmonic monitoring. Direct-connected three-phase active-energy meter with RS485 Modbus RTU / EQ Bus and pulse or alarm output.
Max current 80 A 65 A
Meter fit
Accuracy class Active energy Class 0.5 / 1; reactive energy Class 2. Active energy Class B / Class 1.
Current sensing Direct 3 x 10(80) A configuration and CT/external-transformer configurations including 3 x 1(6) A are documented; confirm ordered wiring mode before installation. Direct-connected three-phase meter; B23 direct connection up to 65 A, no external CTs for B23 112-100.
Monitoring
Protocol RS485 Modbus RTU and infrared Modbus RTU
Local API Yes Yes
Cloud dependency No vendor cloud required for core metering; DTSD1352 exposes local RS485 Modbus RTU communication, with infrared also documented. No ABB cloud required for core metering; B23 112-100 exposes local RS485 Modbus RTU / EQ Bus data when connected to compatible equipment.
Home Assistant Yes Yes
Solar fit
Solar import/export Yes Yes
Buying context
Price range Unknown About $150-$300
Availability Global Acrel product range with quote/contact routes; local distributor availability and certification context vary by market. ABB global product and distributor channels; MID/IEC availability and local stock vary by country.
Source check
Last verified Jul 24, 2026 Jul 17, 2026
Product page Official page Official page
Documentation Official docs Official docs
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