RET620E-1G NBTNAANNNBA1BNN1G1 Control Relay

Product manual:

RET620E-1G NBTNAANNNBA1BNN1G1 Control Relay is a high-performance protection and control relay provided by ABB,
Widely used in equipment protection, monitoring, and automation control in power systems.
This device has high reliability and accuracy, and is particularly suitable for key equipment protection and status monitoring in substations, power plants, and other power systems.

1、 Basic Information
Product model: RET620E-1G NBTNAANNNBA1BNN11G

Type: Control Relay/Protection Relay

Series: RET620 series (ABB's digital protection relay series)

Function: Equipment protection, status monitoring, fault detection and isolation, automatic control, etc

Installation method: Suitable for standard rack or DIN rail installation

Communication Protocol: Supports common communication protocols such as IEC61850, Modbus, DNP3, etc

Power Requirements: Typically 24V DC or 48V DC (depending on configuration)

2、 Technical parameters
Input voltage: usually 24V DC or 48V DC, depending on the system configuration

Output type: Supports digital and analog outputs, capable of driving switch devices, alarm systems, etc

Communication protocol: Supports industrial protocols such as IEC 61850, Modbus RTU, DNP3, etc

Size: Complies with standard rack and DIN rail installation requirements

Environmental temperature range: -40 ° C to+70 ° C

Working humidity range: 5% to 95% relative humidity (no condensation)

Self diagnostic function: supports automatic detection and alarm of relay internal status and hardware faults

Safety function: equipped with electrical isolation protection to ensure operational safety

Product details picture:

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