ABB REF620 NBFNAAAAABC1BNNIXF – High Performance Protection Relay Module
The ABB REF620 NBFNAAAAABC1BNNIXF is a specialized relay protection device designed for safeguarding power systems from faults and irregularities. It provides reliable overcurrent protection and can be integrated into various industrial applications.
Product ID:REF620 NBFNAAAAABC1BNNIXF
Type Designation:Relay Protection Module
Manufacturer:ABB
Series:REF620
Module Type:Protection
Input Voltage Range:110-220 V AC
Frequency Range:50/60 Hz
Protection Levels:Overcurrent, Short Circuit, Ground Fault
Environmental Protection Rating:IP20
Operating Temperature:-25°C to +70°C
Dimensions (W x H x D):178 mm x 93 mm x 100 mm
Weight:1.2 kg
The ABB REF620 NBFNAAAAABC1BNNIXF is engineered to provide comprehensive protection for industrial electrical installations.
It features a robust design that ensures reliability and durability under demanding conditions.
This protection relay is equipped with multiple fault detection mechanisms including overload, short-circuit, earth-fault, and phase unbalance protection.
Its communication capabilities allow seamless integration with Modbus RTU and IEC 60870-5-103 protocols, making it ideal for modern industrial automation systems.
Installation is straightforward, with clear instructions provided to guide users through the process.
This protection relay module is designed to enhance the safety and efficiency of industrial electrical networks, providing peace of mind for operators and engineers.












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