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Description：

REF601 Feeder Protection and Control Device is designed as a specialized protection and control device for primary and secondary distribution networks in utility and industrial power systems. As a member of the ABB Relion product family's 605 series, the REF601 provides excellent performance and availability compared to its counterparts, offering integrated protection, monitoring, and control functionalities.

Key Advantages:

• Compact and flexible
• Easy to operate and use
• Quick commissioning through selective testing of protection functions, secondary signals, and communication functions
• Self-monitoring capability
• Device connects to traditional measurement sensors, suitable for compact medium-voltage switchgear with limited space

Key Features:

• Applicable to cable, overhead line, or transformer feeders in grounded, resistance-grounded, or ungrounded systems
• Includes overcurrent, earth fault, phase discontinuity, and overload protection, surge current monitoring, among other functions
• Circuit breaker control, synchronization, and measurement
• Pre-configured functions for quick commissioning
• Settings for inputs and outputs can be configured via local HMI or communication interface
• Supports Modbus and IEC 60870-5-103 communication protocols