ABB NBMNAAABNEC1BNN1XF

1. Product Overview

ABB REF620E_F NBFNAAAANDA1BNN1XF is a member of the ABB Relion™ series, specifically designed for the protection, control, measurement and monitoring of modern power systems. It is a highly integrated digital protection device that can provide reliable fault detection and isolation functions in complex power distribution networks.

2. Key Parameters

Overall Dimensions: Approximately 71mm × 99mm × 55mm.

Operating Environment: It has a wide operating temperature range (-40°C to +70°C), suitable for various environments.

Power Supply Requirement: Usually uses 24V DC power supply.

Hardware Configuration: Equipped with a powerful Cortex-A9 processor, 256MB DDR3 memory and 4GB Flash storage.

3. Product Features

Multi-Frequency Admittance Earth Fault Protection: The device integrates multi-frequency admittance earth fault protection function, with high sensitivity and high selectivity, which can accurately detect and handle earth faults.

Advanced Communication Capabilities:

Protocol Support: Supports various industrial communication protocols such as IEC 61850 (including redundant HSR and PRP), Modbus, DNP3, IEC 60870-5-103.

Time Synchronization: Supports IEEE 1588 v2 Precision Time Protocol (PTP) to ensure accurate time synchronization in distributed systems.

Flexible Installation Method: Supports DIN rail or panel mounting to adapt to different on-site needs.

Easy Maintenance: The modular design makes installation, commissioning and maintenance more convenient, supporting on-site rapid fault location and parameter configuration.

4. Structure and Composition

CPU Module: Responsible for core control and calculation (such as NBFNAAAANDA1BNN1X).

Communication Module: Provides communication interfaces with other devices or upper computers.

I/O Module: Used to receive measurement signals such as current and voltage, and output control commands.

5. Application Fields

Power Distribution Network: Used for feeder protection in public power distribution networks, especially suitable for radial, ring and mesh power grids.

Industrial Facilities: Widely used in power distribution protection in industrial fields such as metallurgy, petroleum, chemical industry, electronic manufacturing.

Public Utilities: Suitable for places with extremely high requirements for power supply reliability, such as data centers, power plants.

6. Installation and Maintenance

Installation: The device is compactly designed, supports DIN rail or direct panel mounting, and is suitable for rapid integration into existing power distribution rooms or cabinets.

Maintenance:

Remote Diagnosis: Supports remote monitoring and fault diagnosis through Modbus or IEC 61850 protocols, reducing the need for on-site maintenance.

On-site Commissioning: Equipped with a user-friendly LCD display interface, which is convenient for on-site engineers to set parameters and monitor status.

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Company philosophy:
The company always adheres to the business philosophy of “integrity, efficiency, and win-win”, and serves every new and old customer with the attitude of “integrity service, customer first”. With strong competitive products, large inventory, excellent quality, fast delivery time, and pre-sales consultation and service, we continue to provide products for our customers.

Professional operation of major automation modules, cards CPU、PLC、DCS， The distributed products are widely used in CNC mechanical metallurgy, petrochemicals, chemical engineering, paper printing, textile printing and dyeing, machinery, electronic manufacturing, automobile manufacturing, plastic machinery, electricity, water conservancy, water treatment/environmental protection, municipal engineering, boiler heating, energy, power transmission and distribution, etc.