Overview
The ABB BGDR-01C is a digital motor protection relay that safeguards electric motors by monitoring key parameters such as overload, short-circuits, and phase imbalance. It offers real-time diagnostics and automatic tripping to help maintain motor health and system reliability in industrial automation.
General Information
Part Number: 3AUA0000074145
Brand / Country of Origin: ABB / Sweden
Manufacturer: ABB
Series: BGDR
Type: Digital Motor Protection Relay
Mounting: Panel or DIN rail installation
Function: Provides protective monitoring and digital control for motor starting, running, and fault conditions
Power Specifications
Supply Voltage: 24–60 V DC or 110–240 V AC (model dependent)
Power Consumption: Optimized for low-power continuous operation
Input Source: Control or auxiliary power circuit
Protection: Integrated surge protection and overload detection
Indicators: LED indicators for status, trip, and fault
Communication & Interface
Interface Type: Hardwired terminals for I/O connections
Signal Support: Motor start/stop commands, trip outputs, alarm contacts
Diagnostics: On-board digital diagnostics with fault logging
Operator Access: LED panel for status and trip feedback
Environmental
Operating Temperature: –20 to +60 °C
Humidity: 5–95% RH, non-condensing
Installation Environment: Standard industrial control enclosure
Durability: Designed to resist vibration, electrical noise, and harsh industrial conditions
Dimensions & Weight
Dimensions (L × W × H): 90 × 45 × 60 mm
Weight: ~0.18 kg
