Product Details
Product Description
The ABB REQ650 breaker protection relay is a versatile Intelligent Electronic Device (IED) designed for circuit breaker applications in modern substations. It combines advanced protection features with robust communication capabilities, making it suitable for both simple and complex system configurations. Its compact and rugged design ensures reliable performance even in harsh environments.
Technical Specifications
-
Model: REQ650
-
Type: Breaker Protection Relay
-
Input Voltage: 110 / 220 / 240 V AC/DC
-
Input Current: 1 A / 5 A AC/DC
-
Output Contacts: 2 × Normally Open (NO), 2 × Normally Closed (NC)
-
Communication Protocols: IEC 61850, Modbus, Ethernet
-
Dimensions: 120 × 120 × 100 mm
-
Weight: 0.5 kg
-
Operating Conditions: Built to withstand harsh industrial environments
Functional Highlights
-
Comprehensive Protection: Includes overcurrent, earth-fault, and differential protection functions
-
Flexibility: Easily adapts to different system configurations and operating conditions
-
Communication Integration: Supports IEC 61850, Modbus, and Ethernet for seamless SCADA connectivity
-
Durable Design: Compact and rugged construction ensures long service life and reliability
Application Scenarios
-
Circuit breaker protection in transmission and distribution substations
-
Industrial power systems requiring reliable breaker monitoring and control
-
Retrofit projects replacing legacy breaker protection relays
FAQ
Q: What protection functions are included in the REQ650? A: It provides overcurrent, earth-fault, and differential protection.
Q: Does the REQ650 support modern communication protocols? A: Yes, it supports IEC 61850, Modbus, and Ethernet.
Q: Is the relay suitable for harsh environments? A: Yes, its rugged design allows reliable operation under demanding conditions.
Additional Information
- 100% Genuine Parts: All products are original and authentic, ensuring reliable industrial performance.
- 30-Day Refund Guarantee: Return any in-stock item within 30 days in original, unopened packaging for a full refund (excluding shipping and fees).
- 12-Month Warranty: Covers defects in materials or workmanship; excludes misuse, normal wear, or unauthorized modifications.
- Worldwide Shipping: We ship via USPS, UPS, FedEx, and DHL. Delivery times vary by country and may be subject to customs or import fees.
- Support & Contact: Technical and warranty assistance is available anytime. Contact us here: Contact.
- Purchase Guidance: Check product specifications and compatibility carefully before ordering to ensure proper application.
Tech & Buying Guide
Optimizing Power Supply Sizing for Industrial Automation Systems
The power supply is the silent heartbeat of any industrial automation system. While engineers often prioritize processors and communication protocols, a stable power architecture remains the most critical factor for long-term reliability. In my 15 years of experience, I have found that neglecting power supply sizing often leads to ghost errors, intermittent field device failures, and costly production downtime.
PLC vs. PAC: Navigating Selection in Modern Industrial Automation
Selecting the right controller is a fundamental decision in industrial automation. While the lines between Programmable Logic Controllers (PLC) and Programmable Automation Controllers (PAC) often blur, understanding their core architectural differences is essential for system reliability. Both controllers serve as the brain of control systems, yet their specific capabilities dictate their suitability for various factory automation tasks.
Transforming Textile Manufacturing: The Strategic Integration of Industrial Automation and AI
The textile industry stands at a critical technological crossroads. Legacy operations must now embrace digital transformation to remain competitive in a global market. By integrating advanced industrial automation—ranging from PLC-controlled machinery to sophisticated AI-driven analytics—manufacturers can significantly boost productivity, minimize material waste, and elevate overall product quality.