ABB RM1-230 modular buzzers

The ABB RM1-230 (product code 2CSM231000R0821 ) is an electromechanical modular buzzer designed for DIN rail installation, ideal for acoustic signaling applications in residential, commercial and industrial environments.

🔧 Main technical features

• Rated operating voltage: 230 V AC

• Operating type: Intermittent (RM1 series)

• Power dissipation: 4.5W

• Frequency: 50 Hz

• Sound level at 1 meter: 80 dB

• Maximum continuous operation time: 15 minutes

• Number of DIN modules: 1

• Dimensions (W x H x D): 18mm x 85mm x 60mm

• Net weight: 0.076 kg

• Degree of protection: IP20 (installation in panels)

• Installation position: Vertical only

✅ Recommended Apps

The RM1-230 buzzer is suitable for:

• Acoustic signals in civil and industrial electrical systems

• Alarms and audible warnings in electrical panels

• Access control and call systems