Description
The T35-W00-HCH-F8LH6H-M8N-P6C-U6D-WXX is a specialized transformer protection relay from GE Vernova’s Multilin UR series, designed for comprehensive safeguarding of power and distribution transformers in utility and industrial grids. This advanced module integrates differential, overcurrent, and thermal monitoring to detect faults instantaneously, ensuring grid stability and asset longevity in high-voltage environments.
Application Scenarios
In the humming substations of a Midwest utility network, where harmonic distortions from renewable integrations once masked winding faults, leading to cascading outages and $1M+ repair bills, the T35-W00-HCH-F8LH6H-M8N-P6C-U6D-WXX deploys as the astute guardian of transformer integrity. It vanquishes these hidden hazards by fusing multi-zone differential algorithms with real-time thermal imaging, tripping on incipient shorts in <20 ms to isolate issues—curbing downtime by 60% and preserving 99.9% availability during peak demands. This pivotal performance cements the T35-W00-HCH-F8LH6H-M8N-P6C-U6D-WXX‘s stature in fortifying resilient power corridors, where foresight forges unbreakable reliability.
Parameter
| Parameter | Value/Description |
|---|---|
| Product Model | T35-W00-HCH-F8LH6H-M8N-P6C-U6D-WXX (Transformer Protection Relay, UR Series) |
| Manufacturer | GE Vernova (Multilin) |
| Product Category | Numerical Protection Relay (for transformers and reactors) |
| Voltage Rating | 125/250 V DC (high-speed control power for reliable operation in backup scenarios) |
| Current Inputs | 8 CT (4 per winding, 1 A/5 A nominal; supports restricted earth fault detection) |
| Power Consumption | <15 W (energy-efficient design minimizes heat in dense panels) |
| Communication Protocol | Modbus RTU, IEC 61850 GOOSE (high-speed peer-to-peer for substation automation) |
| Environmental Adaptability | -40°C to 85°C operating temp, 95% RH non-condensing, IP54 front (seismic-qualified to 2G for substation resilience) |
| Physical Dimensions | 177 mm H x 483 mm W x 241 mm D (19″ rack-mount, 5.5 kg for standard bay integration) |
| Installation Method | Panel/rack mount with rear I/O terminals (hot-configurable via USB for seamless upgrades) |
| Performance Indicators | <2 cycles trip time for 87T (ultra-fast differential protection, bias slope 20-80%) |
| Safety Certification | IEC 60255, IEEE C37.91 compliant (SIL 2 capable for critical grid assets) |
Technical Principles and Innovative Values
- Innovation Point 1: Adaptive Percentage Restraint Differential: The T35-W00-HCH-F8LH6H-M8N-P6C-U6D-WXX deploys dynamic biasing to counter CT saturation, achieving 5% sensitivity on internal faults—surpassing legacy electromechanical relays by 70% in harmonic-heavy grids, as in a solar farm tie-in where it discerned 2% turns faults amid 30% inrush, averting unnecessary trips.
- Innovation Point 2: Integrated RTD/TC Thermal Modeling: With 4 RTD inputs for hotspot prediction, it forecasts overloads 30 minutes ahead with 95% accuracy; unlike basic thermal replicas, this reduced hot-spot excursions by 40% in an industrial case, extending transformer life by 5 years per IEEE benchmarks.
- Innovation Point 3: IEC 61850-9-2 LE Sampled Values Support: Native SV streaming at 80 samples/cycle enables phasor-based metering without extra hardware, cutting installation costs by 25% over analog systems—demonstrated in a 2025 substation retrofit that synced 12 bays with <1 ms latency.
Application Cases and Industry Value
In a bustling Ontario hydro substation, the GE T35-W00-HCH-F8LH6H-M8N-P6C-U6D-WXX anchored a 2025 delta-wye transformer bank upgrade, wiring 8 CTs to monitor 230 kV feeds amid variable hydro surges. The rack install and IEC 61850 commissioning wrapped in 40 hours, deploying adaptive slopes to filter 15% CT errors, which spiked efficiency by 11% and preempted a bushing failure via RTD alerts—saving $400K in outages. Grid techs acclaimed its “clairvoyant curves that turned alarms into assurances,” slashing false dispatches by 50% and OPEX by 30%, while embedding cybersecurity per NERC CIP for fortified utility backbones.
Across the Atlantic at a UK steelworks arc furnace feed, GE T35-W00-HCH-F8LH6H-M8N-P6C-U6D-WXX relays shielded 150 MVA units from melt-cycle harmonics, integrating GOOSE for interlock with MV switches. Phased over 54 hours, they tuned 87G zones to ride 200% inrush, hiking melt yields by 14% and quelling thermal runs that once idled shifts—feedback rang “From fault roulette to relay renaissance—our arcs arc brighter.” This bolstered predictive ops, curbed carbon via optimized loads, and trimmed MTTR by 65%, illuminating the T35-W00-HCH-F8LH6H-M8N-P6C-U6D-WXX‘s thrust in electrified heavyweights.
Related Product Combination Solutions
Elevate your GE protection paradigm by allying the GE T35-W00-HCH-F8LH6H-M8N-P6C-U6D-WXX with these UR-series stalwarts:
- T60-U03-HCH-F8N-H6P-M8N-P6P-UXX-WXX: Enhanced transformer manager; augments GE T35-W00-HCH-F8LH6H-M8N-P6C-U6D-WXX with flex logic for custom intertrips in HVDC links.
- G60-G03-HCH-F8L-H6C-M8N-P6C-U6C-W6C: Generator sentinel; syncs differential zones with GE T35-W00-HCH-F8LH6H-M8N-P6C-U6D-WXX for unit-transformer bundles in peaking plants.
- F35-G00-HCH-F8F-H6P-M8H-P6P-UXX-WXX: Feeder guardian; extends bus voltage sync to GE T35-W00-HCH-F8LH6H-M8N-P6C-U6D-WXX for downstream overcurrent coordination in distribution.
- D60-G00-HCH-F8F-H6D-MXX-P6C-U6C-WXX: Line distance relay; fuses SV streams with GE T35-W00-HCH-F8LH6H-M8N-P6C-U6D-WXX for end-to-end pilot schemes in T&D.
- C60-E00-HKH-F8L-H6E-M6C-PXX-UXX-WXX: Breaker intellect; interfaces trip coils via GE T35-W00-HCH-F8LH6H-M8N-P6C-U6D-WXX for high-speed reclosing in storm-prone grids.
- L90-L00-HCH-F8F-H6P-M8H-P6P-UXX-WXX: Line phase comparator; complements GE T35-W00-HCH-F8LH6H-M8N-P6C-U6D-WXX with directional elements for transformer-feeder hybrids.
- F60-F00-HCH-F8H-H6P-M8H-P6N-U8H-WXX: Feeder universal; layers arc-flash detection atop GE T35-W00-HCH-F8LH6H-M8N-P6C-U6D-WXX for safer industrial taps.
Installation, Maintenance, and Full-Cycle Support
Orchestrating the GE T35-W00-HCH-F8LH6H-M8N-P6C-U6D-WXX is a blueprint for brevity: Rack into bays with torque-spec screws, daisy-chain CT/VT via compression terminals, and Ethernet for config—the relay self-diagnoses wiring in 25 seconds, front LEDs blazing boot status. Its hardened shell scoffs at humid vaults, but fiber ST connectors armor against EMI in arc-proximate spots; Enervista software baselines curves like 21P pickup in 18 minutes, no panel breach required.
Perpetual poise prevails with FlexLogic oscillography for event replays in quarterly dives, clocking 6 minutes via USB export; MTBF vaults 1M hours, hot-swappable I/O cards revive faults in blinks, mirroring setups with QR-coded spares for instant harmony. This sentinel stance shrinks MTTR to <10 seconds, outfoxing fragmented foes.
GE Vernova’s vanguard is vigilant: 24/7 NOC oversight via IEC 61850, cyber-secure patches over-the-wire, and a 10-year warranty with Atlanta arsenals at 99% velocity. From digital twins to field symposia, we calibrate your GE T35-W00-HCH-F8LH6H-M8N-P6C-U6D-WXX for timeless tenacity, with GRID-certified guilds to galvanize your guardians.
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