Xiamen Xingruijia Import and Export Co., Ltd. has been specializing in the sales of industrial control equipment spare parts for 20 years. For more ABB models, please refer to the product list . If you need other brands or models, please contact us. We have a variety of brands and models in stock, and we can purchase difficult to order models for you. We look forward to your inquiry!!!
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ABB PM891 3BSE053240R1
Product Overview
The ABB PM891 is a microprocessor-based protection relay designed primarily for medium- and low-voltage power distribution systems. It provides advanced protection, monitoring, and control functions for feeders and circuits. Its modular design allows integration into various automation and SCADA systems, enhancing system reliability and diagnostics.
Key Features
- Protection Functions: Overcurrent, earth-fault, and short-circuit protection.
- Monitoring: Real-time current, voltage, and power measurement.
- Control Functions: Circuit breaker control and automation support.
- Communication: Supports Modbus, Profibus, or other ABB communication protocols (depending on configuration).
- User Interface: LCD display with navigation buttons for configuration and local operation.
- Event Recording: Fault and disturbance recording with time stamping for diagnostics.
- Modularity: Can be integrated with ABB’s Relion series switchgear.
Technical Specifications
| Parameter |
Value |
| Rated Voltage |
110–690 V AC/DC |
| Rated Current |
Configurable (depends on CT ratio) |
| Frequency |
50/60 Hz |
| Protection Functions |
Overcurrent (50/51), Earth fault (50N/51N), Short-circuit |
| Communication Ports |
RS-485, optional Profibus, Modbus RTU |
| Mounting |
Panel or DIN rail |
Applications
- Power distribution feeders in industrial plants
- Utility substations and distribution networks
- Renewable energy systems (solar/wind) for grid protection
- Process control facilities requiring reliable circuit protection
Advantages
- Compact and modular, easy to install
- Multi-function protection reduces the need for multiple relays
- High accuracy in measurement and fault detection
- Integration-friendly with ABB automation and SCADA solutions