SKU: 70081
| Attribute | Details |
|---|---|
| Brand | ABB Oy |
| Series | REJ525 |
| Model | REJ525B 415BAA |
| Article No / Software No | 1MRS091415 |
| Revision | C |
| Auxiliary Voltage | 110–240 VAC / 48–220 VDC |
| Frequency | 50/60 Hz |
| Rated Current | 1/5 A (Io) |
| Identifiers | 1MSC971014A, MR3596001MRS050605A |
| Country of Origin | Made in Finland |
| Weight | 3.440 Kg |
The ABB REJ525B 415BAA Overcurrent and Earth Fault Relay is a high-performance protection relay built for medium-voltage distribution networks. Developed by ABB Oy's Distribution Automation division, this device offers a reliable and intelligent solution for feeder protection, providing fast and accurate detection of overcurrent and earth faults.
Designed to operate on both AC and DC auxiliary supplies (110–240 VAC / 48–220 VDC), and capable of functioning at standard industrial frequencies of 50/60 Hz, the REJ525 relay ensures compatibility across various installation environments. It supports 1/5A current inputs and comes with software and hardware identifiers for easy integration and servicing.
Key Features:
1. Overcurrent and Earth Fault Protection: Offers precise and reliable protection against current-related electrical faults.
2. Universal Power Supply: Operates on wide auxiliary voltage ranges in both AC and DC modes.
3. Multi-Rated Current Input: Supports both 1A and 5A CT secondary inputs.
4. Compact and Durable: Rugged design suitable for harsh industrial and utility environments.
5. ABB Technology: Engineered with ABB’s trusted protection algorithms and hardware.
6. Intelligent Monitoring: Helps detect, isolate, and respond to faults quickly for system safety.
7. Plug-and-Play Design: Easy to integrate into new or existing switchgear.
8. Comprehensive Software Integration: Compatible with distribution automation management tools.
9. CE and IEC Compliant: Meets international standards for protective relays.
10. Origin: Manufactured in Finland for global reliability and performance.
Applications:
1. Power Distribution: Used in medium-voltage networks to protect feeder lines.
2. Utility Substations: Essential for the protection and monitoring of grid-connected feeders.
3. Industrial Plants: Protects switchgear and equipment from electrical faults.
4. Infrastructure Projects: Used in airports, metros, and tunnels for protection systems.
5. Renewable Energy Plants: Installed in solar and wind farms for feeder fault protection.
6. Oil & Gas Facilities: Provides critical fault isolation in refineries and off-shore rigs.
7. Data Centers: Ensures uninterrupted power supply by isolating faulted sections quickly.
8. Mining Operations: Protects underground and surface electrical infrastructure.
9. Water Treatment Plants: Reliable fault detection in pumping and control stations.
10. Educational Labs: Ideal for demonstrations and training on feeder protection systems.
Explore high-quality Overcurrent and Earth Fault Relays at Aeliya Marine Tech built for advanced protection, rapid fault response, and reliable operation in industrial and power distribution systems.
Hassle-Free Returns & Refunds at Aeliya Marine Tech
We at Aeliya Marine Tech are committed to your satisfaction. If you encounter any issues with your purchase, we want to ensure a smooth and worry-free resolution. Here's what you need to know about our return and refund policy:
Peace of Mind with a 30-Day Warranty:
We offer a generous 30-day warranty on all products from the date of delivery. If your product isn't functioning properly within this timeframe, you can easily request a replacement or refund.
What Can Be Returned?
- Products that are not working as expected (non-functional)
- Products with condition or malfunction issues
- Products with minor cosmetic damages (excluding damage caused during shipping)
Easy Return Process:
- Gather Proof of Purchase: Locate your receipt or invoice with the PI/PO Number, Invoice Number, and Date of Delivery.
- Contact Us: Reach out to our friendly customer support team at sales@aeliyamarine.com or call us at +91 9725218536.
- Return the Product: Securely package the product in its original packaging (if possible) and ship it to the address below:
Receiving Your Refund:
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Exchanges for Defective or Damaged Items:
We understand the need for a seamless experience. If you receive a defective or damaged item, we offer a straightforward exchange for the same product. Simply contact us via email at sales@aeliyamarine.com, and we'll guide you through the process.
Warranty Validation:
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