Overview
In addition, the modular architecture allows engineers to expand I/O capacity without redesigning existing protection schemes. The UR-6NH integrates seamlessly with UR CPUs, supporting flexible configuration through EnerVista UR software. Consequently, system upgrades and maintenance tasks remain efficient and predictable.
Specification
| Parameter | Specification |
|---|---|
| Model Number | UR-6NH |
| Product Type | Digital Input / Output Module |
| Manufacturer | GE Multilin / GE Grid Solutions |
| Series | UR Series Universal Relays |
| Digital Inputs | 16 optically isolated digital inputs |
| Input Voltage Rating | 24–250 V DC / 24–240 V AC |
| Input Type | Wet or dry contact selectable |
| Digital Outputs | 8 relay outputs |
| Output Contact Rating | Up to 250 V AC / 30 V DC |
| Output Current Rating | Up to 5 A resistive |
| Isolation | Optical isolation between I/O and logic circuits |
| Response Time | <10 ms typical |
| Control Power Source | Supplied via UR backplane |
| Configuration Software | EnerVista UR Setup |
| Operating Temperature | −20 °C to +70 °C |
| Storage Temperature | −40 °C to +85 °C |
| Humidity | 5 % to 95 % non-condensing |
| Mounting | UR relay chassis slot |
| Enclosure Rating | IP20 |
| Certifications | CE, UL, RoHS |
| Typical Service Life | >15 years in substation environments |
FAQ
It provides digital inputs and relay outputs for control and protection logic.
Q2: Is the UR-6NH compatible with all UR series relays?
Yes, it works with supported UR CPUs and firmware versions.
Q3: Can the digital inputs accept both AC and DC signals?
Yes, inputs support wide-range AC and DC voltage levels.
Q4: How are the outputs typically used in protection systems?
They drive breaker trips, alarms, interlocks, and control circuits.
Q5: How is the module configured?
Engineers configure all I/O points using EnerVista UR software.















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