Description
GE UR8NH Relay Digital I/O Module
Label
|
Specification
|
Model Number
|
UR8NH
|
Brand
|
GE (UR Series)
|
Type
|
Medium-Voltage Protection Relay
|
Operating Voltage
|
85–265V AC/DC (power supply)
|
Protection Functions
|
Overcurrent, ground fault, voltage protection, thermal overload
|
Communication
|
IEC 61850, Modbus TCP/IP, DNP3.0
|
Operating Temp
|
-30°C to +70°C (ambient)
|
Mounting
|
Panel-mount or rack-mount
|
Weight
|
Approx. 1.5 kg
|
Certifications
|
ANSI/IEEE, IEC, UL, CE
|
Dimensions
|
145mm (W) x 180mm (H) x 120mm (D)
|
I/O Capacity
|
16 digital inputs, 8 relay outputs
|
Sampling Rate
|
24 samples per cycle (60Hz)
|
User Interface
|
4-line LCD display with keypad
|
The GE UR8NH distinguishes itself through its adaptive protection logic, which adjusts to dynamic system conditions—critical in environments with variable loads, such as manufacturing plants or solar farms. Unlike fixed-setting relays that require manual reconfiguration during system changes, this unit uses advanced algorithms to automatically adapt to load fluctuations, reducing the risk of nuisance tripping while maintaining protection sensitivity. Its 24 samples per cycle sampling rate ensures rapid fault detection, with operating times as low as 1 cycle for severe faults—minimizing equipment damage and downtime.
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