The ABB RET650 is a microprocessor-based digital protection relay designed for the protection of two- and three-winding transformers, autotransformers, generator-transformer units, and shunt reactors. It provides comprehensive protection, monitoring, and control functions for these applications.
Protection Functions
- Differential protection
- Overcurrent protection
- Earth fault protection
- Inrush protection
- Harmonic restraint
- Transformer overload protection
- Transformer differential protection
Monitoring Functions
- Transformer current and voltage
- Transformer active and reactive power
- Transformer temperature
- Transformer oil level
- Transformer gas pressure
Guarantee and Return Policy
This guarantee and return policy provides the following assurances for products you purchase:
Guarantee
- All products are 100% new, unused, and inspected before shipping.
- Products are covered by a 6-month warranty from the date of receipt.
- If a product has a manufacturing or material defect, please contact us and we will provide a replacement or other solution.
Return
- Returns must be made within 6 months of receiving the package.
- Returned items must be in the original packaging, unused, and undamaged.
- Return shipping is the responsibility of the customer.
- Products damaged by customer misuse are not covered by warranty.
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