REF620E_F NBFNAAAANDA1BNN1XF ABB
Product Description
The REF620E_F is a member of the Relion® product family, which is designed for protection, control, measurement, and supervision of power systems. It is a multifunctional relay with advanced features for the protection of generators, transformers, motors, and busbars. The relay offers comprehensive control and monitoring functions, including flexible programmable logic, disturbance recording, and communication capabilities.
Product Parameters
The REF620E_F has the following key parameters:
- Rated voltage: 100-240 V AC/DC
- Operating temperature range: -40°C to +70°C
- Communication protocols: IEC 61850, Modbus RTU, DNP 3.0, and more
- Protection functions: overcurrent, overvoltage, undervoltage, earth fault, differential, and more
- Control functions: auto-reclose, synchro-check, load shedding, and more
Specifications
Some of the key specifications of the REF620E_F are:
- Dimensions: 210mm x 140mm x 124mm
- Weight: 1.5 kg
- Mounting: DIN rail or screw mounting
- Enclosure: IP40 rated
- Display: LCD with backlight
- Inputs/outputs: 8 digital inputs, 4 digital outputs, 4 analog inputs, and 2 analog outputs
Application
The REF620E_F is suitable for a wide range of applications in power generation, transmission, and distribution systems. It can be used for protection and control of generators, motors, transformers, and busbars. The relay’s advanced features make it ideal for use in complex power systems, such as those with multiple sources and loads, where fast and precise protection and control is critical.
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