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!!!
First hand source//affordable price//Spot inventory!
•Shipping Port: Xiamen
•Manager: Rhonda
•E-mail: sales7@saulplc.com
•Tel/WhatsApp/Wechat: + 86-15359273796
•Ship to you via Fedex/DHL/TNT/UPS/EMS
•Package: Original packing with cartons
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ABB REM543 Series Overview
Product Positioning: Motor protection and control device, belonging to ABB's motor protection relay series.
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Main Functions
Basic protection against overcurrent, undercurrent, overvoltage, undervoltage, phase sequence, ground fault, etc.
Advanced protection algorithms including differential, vector, and harmonic analysis (featuring a dual-core DSP + FPGA architecture).
Records events (SOE) and fault waveforms (COMTRADE), and supports storage of multiple setting groups.
Communication & Interfaces
Supports industrial fieldbus protocols such as Profibus DP, Modbus RTU, and Ethernet.
Equipped with USB, fiber optic, or Ethernet ports for parameter setting, firmware upgrades, and remote monitoring.
Environment & Certifications
Protection rating IP20 to IP65 (varies by specific model). Operating temperature range –25 °C to +70 °C (some models from –40 °C to +85 °C).
Holds international safety certifications including CE, UL, ATEX, RoHS, and is suitable for hazardous areas.
Typical Models
REM543BM215AAAB: High-performance industrial control module with 32 DI + 16 DO, input voltage 100-250 V AC, output 24 V DC, rated current 10 A, IP65. Suitable for demanding environments in power generation, petrochemicals, manufacturing, etc.
Protector models such as REM543CM212/CM216, commonly used in scenarios like distribution automation and unit protection.
Application Scenarios
Locations requiring reliable motor protection, such as power plants, substations, industrial production lines, oil & gas facilities, and mines.
Can be interconnected with other ABB protection series (e.g., REF542, REF541) to form a comprehensive electrical protection system.
Summary: The ABB REM543 series is a comprehensive protection solution designed for rotating motors. It combines high-precision protection algorithms, extensive fieldbus communication capabilities, and robust environmental adaptability. It is widely used in critical sectors such as power generation, energy, and heavy industry.

Inventory//Affordable prices//Excellent quality//Imported with original packaging
If you have any question pls do not hesitate to contact us. We can supply all kind of the automation parts,
If you want to purchase parts pls send the parts model to my mail.
If you have any question pls do not hesitate to contact us. We can supply all kind of the automation parts,
If you want to purchase parts pls send the parts model to my mail or add my WhatsApp.
Welcome to inquire, we are always at your service!!!