ABB CM-MPS.21S 3 Phase RMS Monitoring Relay
Protect your industrial equipment with the ABB CM-MPS.21S, a reliable 3-phase RMS monitoring relay. This device provides essential overvoltage, undervoltage, phase loss, and phase sequence protection for motors and systems. Features 2 C/O contacts and an adjustable time delay.
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ABB CM-MPS.21S 3 Phase RMS Monitoring Relay
The ABB CM-MPS.21S is a high-performance multifunctional monitoring relay from the CM three-phase monitor range. It is engineered to protect three-phase mains and equipment from critical voltage events, including overvoltage, undervoltage, phase loss, and incorrect phase sequence. Operating with a true RMS measuring principle, it ensures accurate monitoring even with distorted waveforms. The relay features an adjustable trip delay ranging from 0.1 to 30 seconds, providing flexibility for various industrial applications. Equipped with two C/O (change-over) contacts, the CM-MPS.21S is a reliable solution for safeguarding motors, pumps, and other sensitive three-phase loads, ensuring operational safety and system integrity. It is UL Listed for industrial control equipment, guaranteeing compliance with international standards.
Technical Specifications:
- Model: CM-MPS.21S
- Function: Three-phase monitoring (Overvoltage, Undervoltage, Phase Loss, Phase Sequence)
- Measuring Voltage: 3~ 180-280 V AC (L-N), 50/60 Hz
- Output Contacts: 2 x C/O (SPDT) contacts
- Trip Delay Time: 0.1 s – 30 s
- Order Code: 1SVR730885R3300
| Brand | ABB |
|---|---|
| Model | CM-MPS.21S |
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