GE UR9KH CT/VT Analog Input Module

FAQ

Q1: What is the GE Multilin UR9KH used for?
The UR9KH is a CT/VT analog input module that provides measurement signals for GE Multilin UR Series protection relays, enabling protection, metering, and monitoring functions.

Q2: Which relay models are compatible with the UR9KH?
The module is compatible with GE Multilin UR Series relays, including models such as T60, F60, L90, D60, G60, C60, B90, and N60, depending on the relay configuration.

Q3: Does the UR9KH support both 1 A and 5 A CT inputs?
Yes. The UR9KH supports 1 A or 5 A CT secondary inputs, depending on the specific hardware configuration ordered.

Q4: What VT input range is supported?
The module accepts 50–240 VAC nominal VT secondary inputs and provides an operating measurement range of approximately 1–275 VAC.

Q5: What is the operating frequency range of the UR9KH?
The UR9KH supports standard utility frequencies from 20 Hz to 65 Hz, making it suitable for both 50 Hz and 60 Hz power systems.

Q6: How is the UR9KH configured?
The module is configured using EnerVista UR Setup software, where analog input assignments, scaling, protection functions, and relay settings can be programmed.

Q7: What applications commonly use the UR9KH?
The UR9KH is widely used in generator protection, transformer protection, feeder protection, motor protection, transmission line protection, bus differential protection, and industrial power distribution systems.

Q8: What should be checked before replacing a UR9KH module?
Before replacement, verify the UR relay model, CT/VT ratings, module slot assignment, hardware revision, wiring connections, and relay configuration. After installation, confirm measurement accuracy and protection settings using EnerVista UR Setup.

GE UR9KH

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