ABB – 2CMA261221R1000 (EV1 012-100) – 1-Phase Kilowatt-Hour Energy Meter

The ABB CMAR (also known as EV ‑) is a DIN-rail mounted electronic kilowatt-hour meter designed for single-phase systems. Class B (or Class ) accurate and MID-approved, it features Modbus RTU communication and supports -tariff metering. Compatible across various voltages and currents, it meets EU measurement regulations and is suitable for both industrial and commercial installations.

Key Features:

• Model / P/N: CMAR (Type EV ‑)  

• Meter Type: -phase electronic energy meter with direct measurement up to  A  

• Accuracy Class: Class B (equivalent to Class ) and MID-certified  

• Voltage Range: – V (N‑L); – V (L‑L) AC,  Hz  

• Nominal / Maximum Current:  A nominal, up to  A max  

• Mounting: DIN-rail adapter, -module width ( mm)  

• Communication: Modbus RTU (RS‑) interface  

• Display: -digit display with hidden decimal for kWh reading ()

• Protection Rating: IP suitable for indoor panel use  

• Dimensions:  ×  ×  mm; weight ~ g  

• Compliance: CE marked and following MID directive standards