GE UR6AH Digital I/O Module – Universal Relay (UR) Series
When a digital I/O module fails in a live substation or power generation facility, the consequences are immediate and severe: protection relay systems lose their ability to receive field signals and issue trip commands, leaving critical equipment exposed to faults with no automated response. Breaker status, transformer alarms, and interlock signals go dark. Engineers are forced into manual override procedures while the clock ticks on equipment safety and grid stability. The GE UR6AH Digital I/O Module is the precision component that prevents this scenario — a purpose-built I/O expansion card engineered for the demanding signal environments of high-voltage protection and control systems.
Within GE Grid Solutions’ Universal Relay (UR) Series platform — one of the most widely deployed protection relay architectures in global power utilities — the UR6AH occupies a critical role as a digital I/O expansion module. The UR Series is trusted by transmission system operators, independent power producers, and industrial plant engineers across North America, Europe, and Asia-Pacific. The UR6AH extends the relay’s I/O capacity with digital contact inputs and output contacts, enabling complex protection schemes, SCADA integration, and multi-function automation logic within a single relay chassis.
Technical Specifications
- Model: UR6AH
- Series: GE Universal Relay (UR) Series
- Module Type: Digital I/O Expansion Module
- Manufacturer: GE Grid Solutions (formerly GE Multilin)
- Form Factor: Plug-in module for UR Series relay chassis
- Contact Inputs: Digital (wet/dry contact compatible, voltage-selectable)
- Output Contacts: Form-A and/or Form-C relay output contacts
- Operating Temperature: -40°C to +85°C (per UR Series platform standard)
- Standards Compliance: IEC 60255, IEEE C37.90, UL, CE
- Weight: 200 g (approx.)
- Compatibility: GE UR Series relay platforms (T35, T60, L90, D60, C60, F60, B30, B90, etc.)
Key Features & Benefits
- Modular I/O Expansion: Seamlessly extends digital I/O capacity within the UR chassis without external wiring panels or marshalling cabinets.
- High Contact Reliability: Gold-plated or silver-alloy contacts rated for industrial switching duty cycles in high-vibration substation environments.
- Voltage-Selectable Inputs: Configurable input thresholds accommodate 24 VDC, 48 VDC, 110 VDC, and 125 VDC station battery systems.
- Hot-Swap Capable: Designed for in-service module replacement to minimize protection system downtime during maintenance windows.
- Firmware Integration: Fully recognized by UR Series firmware — no additional drivers or configuration tools required beyond EnerVista UR Setup software.
- Long Service Life: Built to GE’s industrial-grade quality standards for 20+ year substation service life.
Industry & Equipment Applications
- Power Transmission & Distribution: Substation protection panels using GE T35, T60, or L90 line protection relays requiring additional I/O for breaker control and interlock schemes.
- Power Generation: Generator protection systems (GE F60, G60) where auxiliary contact monitoring of excitation, cooling, and mechanical systems demands expanded digital inputs.
- Industrial Plant Automation: Motor bus transfer schemes, transformer differential protection, and feeder automation in petrochemical, mining, and manufacturing facilities.
- Renewable Energy: Wind farm collector systems and solar PV substation protection where UR Series relays manage grid interconnection protection with complex I/O requirements.
- Railway Traction Power: Traction substation protection and control systems requiring reliable digital I/O in high-EMI environments.
System Integration & Compatible Parts
The UR6AH is designed for plug-in installation into GE UR Series relay chassis. Compatible relay platforms and associated modules include:
- GE UR Series Relays: T35, T60, L90, D60, C60, F60, B30, B90, C30, N60
- UR Series Analog I/O Modules: UR6xx series (complementary analog expansion)
- UR Series Communication Modules: UR7xx series (IEC 61850, DNP3, Modbus)
- UR Series Power Supply Modules: UR4xx series
- EnerVista UR Setup Software (configuration and commissioning)
- GE Multilin SR Series relays (where chassis compatibility applies)
Contact Konmask.com for a complete Bill of Materials (BOM) for your specific UR relay platform and protection scheme requirements.
Our Quality Assurance Process
Every GE UR6AH module supplied by Konmask.com undergoes a rigorous multi-stage verification process before shipment:
- Authenticity Verification: Cross-referenced against GE Grid Solutions part number databases and physical inspection of OEM markings, date codes, and packaging integrity.
- Functional Pre-Check: Visual inspection of PCB, connector pins, and contact surfaces for signs of wear, corrosion, or counterfeit indicators.
- Traceability Documentation: Full supply chain documentation available on request, including sourcing records and inspection reports.
- Secure Packaging: ESD-safe packaging with moisture barrier bags and shock-absorbing foam inserts for international freight.
- Post-Sale Support: Technical support from engineers with hands-on UR Series experience for installation and commissioning queries.
How to Order
- Submit an inquiry via the Contact Us form or email support@konmask.com with your required part number (UR6AH) and quantity.
- Receive a formal quotation with lead time, shipping options, and payment terms within 24 business hours.
- Confirm the order and complete payment via T/T bank transfer, PayPal, or other agreed methods.
- Receive tracking information and shipping documentation (commercial invoice, packing list, COO) within 1–2 business days of payment clearance.
- Technical support available throughout installation and commissioning.
Why Choose Konmask.com?
- Specialist Focus: We exclusively source industrial automation and protection relay components — GE, ABB, Siemens, Schneider, Rockwell, and more.
- Global Reach: Serving engineering teams and procurement departments in 50+ countries with reliable international logistics.
- Technical Expertise: Our team includes engineers with field experience in power system protection, DCS, and PLC integration.
- Competitive Lead Times: Extensive supplier network enables fast sourcing of obsolete, long-lead, and critical-spare components.
- Transparent Sourcing: Full documentation trail available for compliance and asset management requirements.
Frequently Asked Questions
Q: Is the GE UR6AH compatible with all UR Series relay models?
A: The UR6AH is designed for the GE Universal Relay (UR) Series chassis platform. Compatibility depends on the specific relay model and chassis slot configuration. Contact us with your relay model number for confirmation before ordering.
Q: Can the UR6AH be replaced while the relay is in service?
A: The UR Series platform supports hot-swap module replacement in many configurations, but this must be verified against your specific relay firmware version and site safety procedures. Always consult GE documentation and your site’s protection engineer before performing live module swaps.
Q: What is the typical lead time for the GE UR6AH?
A: Lead time varies by current stock availability. Contact Konmask.com for a real-time availability check. We maintain relationships with multiple authorized and independent distributors to minimize lead times for critical spares.
Q: Do you provide a warranty on the GE UR6AH?
A: Yes. All modules supplied by Konmask.com are covered by our standard warranty against defects in materials and workmanship. Warranty terms are confirmed at the time of quotation.
Q: Can you supply other GE UR Series modules alongside the UR6AH?
A: Yes. Konmask.com can source complete UR Series module sets including power supply, communication, analog I/O, and CPU modules. Submit a full BOM for a consolidated quotation.
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