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ABB REM545BM223AAAA Machine Protection Relay
Item NO.:
REM545BM223AAAAPayment:
T/TPrice:
$700Product Origin:
ChinaColor:
NEWLead Time:
In stockWe will arrange delivery within 3-5 days after receiving the payment.
Our express delivery: DHL and FedEx.
Quality packing for each product
Destination country all taxes & duty to be paid by buyer
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The ABB REM545BM223AAAA is a high-performance machine protection relay used for monitoring and protecting motors and related industrial equipment. It can detect overload, short-circuit, phase loss, current imbalance, stall, and other abnormal conditions, and triggers alarms or disconnects power to ensure the safety of equipment and production systems. The relay supports multiple configurable modes, suitable for various types of industrial motors and drive systems.
| Parameter | Description |
|---|---|
| Model | REM545BM223AAAA |
| Module Type | Machine Protection Relay |
| Rated Voltage | 24–240 V AC/DC |
| Current Range | 0.1–100 A (adjustable depending on model) |
| Protection Functions | Overload, short-circuit, phase loss, current imbalance, stall, over/under-voltage protection |
| Output Type | Relay contact output (NO/NC) |
| Response Time | ≤ 100 ms (typical) |
| Operating Temperature | -20°C to +60°C |
| Storage Temperature | -40°C to +85°C |
| Mounting | DIN-rail installation |
| Dimensions | Approx. 90 × 70 × 60 mm |
| Communication Interfaces | Optional MODBUS or industrial bus |
| Industrial Protection | Vibration, dust, and EMI resistant |
Comprehensive motor protection: Detects multiple faults including overload, stall, phase loss, and current imbalance.
Fast response: Typical response time ≤ 100 ms ensures equipment safety.
Flexible configuration: Adjustable parameters and protection logic to suit different motors and systems.
Modular design: DIN-rail mounting for easy integration and maintenance.
Industrial-grade reliability: Resistant to high temperature, vibration, and EMI for harsh industrial environments.
Intelligent monitoring: Optional communication interfaces for remote monitoring and diagnostics.
Industrial motor protection and monitoring
Pumps, fans, compressors, and conveyors
Production line machinery protection
Chemical, pharmaceutical, and food processing industries
Power and energy automation systems
Automation equipment and heavy machinery protection
Verify voltage, current range, and system compatibility before installation.
Ensure proper grounding to minimize electromagnetic interference (EMI).
Install in a dry, ventilated environment within the specified temperature range.
Disconnect power before maintenance or parameter adjustments to avoid electric shock or equipment damage.
Regularly inspect relay status and wiring to ensure protection functionality.
Follow ABB official manuals for system expansion or upgrades.
The structure and details of the product：
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