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Photovoltaic Isolators & Protection

ABB CM-UFD.M33.M MULTIFUNCTION GRID PROTECTION RELAY WITH MODBUS RTU

Product Code: CM-UFD.M33M

The Multifunctional Grid Protection Relay is a voltage-based device that comes with MODBUS RTU interfaces. It supports various ANSI codes, including 59, 27, 81H, 81L, 78, and 81R. This relay has a measuring range of L-L: 0-550 V AC and L-N: 0-317 V AC. It is capable of monitoring voltage and frequency in both single-phase and three-phase mains, supporting 2-wire, 3-wire, or 4-wire AC systems.

Technical Specifications

Brand ABB
Measuring Range AC (V) 0-550 (L -L), 0 - 317 (L -N)
Rate of Change of Frequency ROCOF Yes
Rated Control Supply Voltage AC/DC (V) 24 - 240
Vector Shift Yes
Width (mm) 6 Modules (108mm)

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