The ABB HIEE205010R0003 UNS3020A-Z,V3 Ground Fault Relay is part of the UNITROL® 5000 excitation system family, engineered to deliver precise and dependable ground fault protection in demanding industrial environments. Compact yet powerful, this relay integrates seamlessly into distributed control systems (DCS), enhancing safety and minimizing downtime across critical applications.
Key Features
Advanced microcontroller technology for fast and accurate fault detection
Compact design for easy integration into existing control systems
SPDT relay contacts for flexible circuit switching
Rated for up to 30 A at 120 V AC
Wide operating temperature range: –40°C to +70°C
Fast response time (<1 ms) to prevent equipment damage
Suitable for motor control, HVAC systems, and industrial automation
Designed for continuous operation in harsh industrial environments
Technical Specifications
Parameter
Value
Model
HIEE205010R0003 UNS3020A-Z,V3
Product Type
Ground Fault Relay
Series
UNITROL® 5000
Relay Contacts
SPDT
Current Rating
Up to 30 A at 120 V AC
Response Time
Dimensions
44 × 17 × 10 cm
Weight
4.98 kg
Operating Temperature
–40°C to +70°C
Origin
Sweden
Condition
Brand New
HS Code
8537101190
System
DCS
Lead Time
In Stock
MOQ
1
Application Scenarios
Ground fault protection in excitation systems
Motor control and HVAC applications
Industrial automation requiring fast fault detection
Power generation and heavy‑industry installations
Environments with extreme temperature variations
FAQ
Q: What is the response time of this relay? A: Less than 1 ms, ensuring rapid fault detection and system protection.
Q: Can it be used in HVAC systems? A: Yes. Its SPDT relay contacts provide flexible switching for HVAC and motor control applications.
Q: What environments is it suitable for? A: It operates reliably in extreme conditions, from –40°C to +70°C.
