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

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

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