- Introduction to PINEELE XGN66-12 Ring Main Unit High Voltage Switchgear
- Core Features of PINEELE XGN66-12 Ring Main Unit
- ✅ Designed for Medium and High Voltage Systems
- ✅ Modular Busbar Configuration
- ✅ Advanced Vacuum Circuit Breaker Integration
- ✅ Compact and Elegant Structure
- Technical Parameters Table
- Electrical Characteristics & Ratings
- Environmental & Usage Conditions
- System Applications and Busbar Flexibility
- Advantages of Using PINEELE XGN66-12 Ring Main Unit
- Frequently Asked Questions (FAQs)
- 1. What makes the PINEELE XGN66-12 Ring Main Unit suitable for high-voltage environments?
- 2. Can this Ring Main Unit be integrated with automated control systems?
- 3. What is the difference between this Ring Main Unit and gas-insulated RMUs?
- Real-World Use Cases for PINEELE XGN66-12 RMU
Introduction to PINEELE XGN66-12 Ring Main Unit High Voltage Switchgear
إنPINEELE XGN66-12 Ring Main Unitis a high-performance,metal-enclosed, fixed-type high voltage switchgearengineered for 3.6 to 12kVpowerdistributionsystems. Designed for use intwo-phase AC 50Hzsystems, this advancedوحدة الحلقة الرئيسية (RMU)serves as a reliable solution forreceiving and distributing electric energyin environments that require frequent operations.
Featuring acompact and aesthetic design, stronganti-misoperation mechanisms, and fully compliant with international and national standards (GB3906,DL404), the PINEELE XGN66-12 Ring Main Unit is ideal for both new installations and modernization of existing oil switchgear systems.
This switchgear integrates top-grade vacuum circuit breakers likeVS1-12 or ZN28-12, combined withGN30-12 and GN19-10 disconnectors, andJN15-12 grounding switches, delivering optimal safety and electrical performance.
Core Features of PINEELE XGN66-12 Ring Main Unit
✅ Designed for Medium and High Voltage Systems
- Compatible with3.6kV,7.2kV, and12kVsystems.
- Robust build to handle high-frequency operations and withstand extreme operating conditions.
✅ Modular Busbar Configuration
- Flexible busbar system supportssingle bus,single bus with bypass, ordouble buslayouts, ideal for scalable distribution networks.
✅ Advanced Vacuum Circuit Breaker Integration
- Equipped withVS1-12 or ZN28-12 vacuum circuit breakers.
- Isolation viaGN30-12 or GN19-10 disconnectors.
- Grounding switch protection viaJN15-12grounding devices.
✅ Compact and Elegant Structure
- Streamlined, space-saving design with strong mechanical interlocks.
- Built-inanti-misoperationlogic for operator safety.
Technical Parameters Table
| No. | Item | Unit | Technical Data |
|---|---|---|---|
| 1 | Rated voltage | kV | 3.6 / 7.2 / 12 |
| 2 | Rated current | A | 630 / 1000 / 1250 / 2000 / 2500 / 3150 |
| 3 | Rated short-circuit breaking current | kA | 20 / 31.5 / 40 |
| 4 | Rated short-time withstand current | kA | 20 / 31.5 / 40 |
| 5 | Rated peak withstand current | kA | 50 / 80 / 100 |
| 6 | Rated short-circuit making current | kA | 50 / 80 / 100 |
| 7 | Duration of short circuit | s | 4 |
| 8 | Degree of protection | — | IP2X |
| 9 | Bus system | — | Single bus, single bus with bypass, double bus |
| 10 | Operating method | — | Electromagnetic / Spring mechanism |
| 11 | Dimensions (W×D×H) | mm | 950–1000 × 1000 × 2300 (≤1250A) 1000 × 1000 × 2300 (>1250A) |
Electrical Characteristics & Ratings
| المعلمة | Unit | Value |
|---|---|---|
| Rated Working Voltage | V | AC400–AC690 |
| Rated Frequency | Hz | 50 (60 optional) |
| Rated Insulation Voltage | V | 660–800 |
| 1 min Power Frequency Voltage | kV | 2500–3000 |
| Control Motor Power | kW | 0–155 |
| Rated Short-Time Withstand Current | kA | 15 / 30 / 50 |
| Rated Peak Withstand Current | kA | 30 / 63 / 105 |
| Degree of Protection | — | IP30 |
Environmental & Usage Conditions
إنPINEELE XGN66-12 Ring Main Unitis engineered to perform reliably under challenging environmental conditions:
- 🌡️ Ambient Temperature: -15℃ to +40℃
- 🏔️ Altitude: ≤1000m
- 💧 Relative Humidity: Daily ≤95%, Monthly ≤90%
- 🌪️ Seismic Intensity: ≤8 magnitude
- 🚫 Operating Environments: Must be free of explosive gases, fire hazards, corrosive chemicals, and severe vibrations
System Applications and Busbar Flexibility
ThisRing Main Unitsupports:
- Single Bus
- Single Bus with Bypass
- Double Bus Structures
Such flexibility makes it ideal forpower substations,critical infrastructure, andsmart energy gridswhere redundancy and scalability are essential.
Advantages of Using PINEELE XGN66-12 Ring Main Unit
- ✅Compliance with GB3906 and DL404 standards
- ✅ Full metal-enclosed structure with IP-rated compartments
- ✅ Integrated safety interlocks to prevent operational errors
- ✅ High voltage insulation with low maintenance vacuum breakers
- ✅ Scalable configurations suitable for future grid expansion
- ✅ Intelligent operation ready for automation and remote control systems
Frequently Asked Questions (FAQs)
1. What makes the PINEELE XGN66-12 Ring Main Unit suitable for high-voltage environments?
إنPINEELE Ring Main Unitis specially designed for3.6–12kV systems, utilizing vacuum circuit breakers and robust insulation mechanisms. Its advanced structure, protection logic, and modular design allow it to perform consistently underhigh-voltage, high-load conditionswith minimal maintenance.
2. Can this Ring Main Unit be integrated with automated control systems?
Yes. TheXGN66-12 RMUis built with options forelectromagnetic and spring-stored energy mechanisms, making it fully compatible withautomated smart grid systems,SCADA, and remote control infrastructure.
3. What is the difference between this Ring Main Unit and gas-insulated RMUs?
Whilegas-insulated Ring Main Units (GIS)use SF₆ gas for insulation and arc quenching, thePINEELE XGN66-12usesair insulationcombined withvacuum circuit breaking technology, providing anenvironmentally friendly,cost-effective, andmaintenance-simplifiedsolution.
Real-World Use Cases for PINEELE XGN66-12 RMU
إنPINEELE XGN66-12 Ring Main Unitis the ideal choice for a wide variety of medium and high voltage distribution scenarios:
- 🏭Industrial Manufacturing Plants
- 🌆Urban and Rural Power Grids
- ⚡Power Substations and Distribution Nodes
- 🏗️Infrastructure Projects (railways, highways, tunnels)
- 🏢Commercial Complexes and High-rise Buildings
- ☀️Renewable Energy Integrations (solar, wind farms)
- 🏥Hospitals and Emergency Power Systems
- 📡Telecom Facilities and Data Centers
