SKU: HIEE205010R0003 UNS3020A-Z,V3

ABB HIEE205010R0003 UNS3020A-Z,V3 UNITROL 5000 Ground Fault Relay

Configured for high-speed ground fault detection in UNITROL 5000 excitation systems, the ABB HIEE205010R0003 UNS3020A-Z,V3 (UNS3020A-Z,V3 Ground Fault Relay) provides direct physical/electrical execution. It evaluates leakage current, drives auxiliary trip circuits, and provides real-time fault signal isolation across DCS backplanes.

Hardware Specifications

Parameter	Specification
Model	HIEE205010R0003 UNS3020A-Z,V3
Brand	ABB
Origin	SWEDEN
Weight	4.98 kg
Dimensions	44 x 17 x 10 cm
Operating Temp	-40 to +70 deg C
Power Consumption	Standard backplane power load
System	DCS / UNITROL 5000
Function Type	Ground Fault Protection Relay
Response Time	< 1 ms
Contact Rating	SPDT relay contacts up to 30 A at 120 VAC
HS Code	8537101190

PLC/DCS System Determinism and Firmware Flash Performance

The ABB HIEE205010R0003 UNS3020A-Z,V3 incorporates low-latency backplane bus communication velocity Licences to maintain continuous data synchronicity within UNITROL 5000 excitation framework racks. Built with determinism for fault detection, the module processes ground current threshold transitions in under 1 ms, executing clean signal transfers through robust channel isolation circuitry. Firmware flash compatibility checks ensure direct hardware alignment with surrounding system processors without operational interruption during field configuration.

Frequently Asked Questions

Q: What is the trip output switching capacity of the module?

A: The integrated SPDT relay contacts are rated to execute circuit switching up to 30 A at 120 VAC under continuous operating conditions.

Q: How does the unit react under rapid fault conditions?

A: The internal detection circuitry features a response time of less than 1 ms to isolate ground faults and prevent downstream component degradation.

Q: Is special calibration required for operating temperature extremes?

A: No. The board is rated for operation from -40 to +70 deg C, maintaining nominal switching parameters across the entire thermal band.

Field Installation Guidelines

Mount the module securely inside the panel enclosure, adhering to proper DIN or rack-slot mechanical locking mechanisms.
Verify all power sources are isolated prior to landing field wiring onto terminal blocks.
Ground all shielded signal lines at a single dedicated ground point to prevent ground loops and electromagnetic interference.
Maintain minimum clearances of 50 mm surrounding the heat-dissipating elements to support natural convection cooling within the cabinet enclosure.