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- Introduction: What Is the PINEELE XGN15-12 Ring Main Unit?
- Key Features of PINEELE XGN15-12 Ring Main Unit
- Advanced Modular Design
- Dual Compartment Layout
- Intelligent Operating Mechanism
- Integrated Low-Voltage Control Room
- Environmental & Operating Conditions
- المواصفات الفنية
- Cabinet Structure Overview
- Busbar Room
- Switch Room
- Cable Room
- Low Voltage Room
- Top Advantages of the PINEELE Ring Main Unit
- الأسئلة الشائعة (FAQ)
- 1. What are the key benefits of using the PINEELE XGN15-12 Ring Main Unit?
- 2. Is the PINEELE RMU suitable for smart grid and automation?
- 3. What is the service life and maintenance requirement for this Ring Main Unit?
- Smart Infrastructure Ready – Future-Proofing with RMU Technology
Introduction: What Is the PINEELE XGN15-12 Ring Main Unit?
إن PINEELE XGN15-12 Ring Main Unit (RMU) is an advanced air-insulated medium voltage switchgear system designed for 12/24kV power distribution applications. Built on years of engineering expertise, this RMU combines SF₆ load switches, fuse combinations, and a vacuum load switch mechanism to deliver superior performance, reliability, and operational safety.
This fixed-type modular switchgear system is ideal for a wide variety of urban, commercial, and industrial installations, including power grid upgrades, mining operations, high-rise buildingsو public utilities. Designed for both loop and terminal power supply configurations, it can also be deployed inside pre-fabricated substations.
إن PINEELE Ring Main Unit complies with the IEC 60420 international standard and integrates the latest innovations in smart switching, system protection, and compact cabinet design. Whether you’re upgrading infrastructure or building new power systems, the PINEELE XGN15-12 RMU is built to support your operational goals.
Key Features of PINEELE XGN15-12 Ring Main Unit
Advanced Modular Design
- Each unit of the Ring Main Unit can be freely expanded or combined to meet various power system configurations, offering exceptional flexibility and customization.
Dual Compartment Layout
- The cabinet is divided into upper and lower units. The upper includes the busbar room, switchgear, and control systems; the lower contains the cable connection area. This separation enhances safety and simplifies maintenance.
Intelligent Operating Mechanism
- Spring-loaded, corrosion-resistant mechanisms ensure long mechanical life.
- إن three-position SF₆ rotary load switch is paired with mechanical interlocks for Five-Prevention Safety .
Integrated Low-Voltage Control Room
- The compact control compartment supports a wide range of accessories: trip coils, metering instruments, relay protection, capacitive voltage displays, and motorized operation units.
Environmental & Operating Conditions
To ensure consistent operation and durability, the PINEELE XGN15-12 Ring Main Unit is designed for use in the following conditions:
| Condition | المواصفات |
|---|---|
| درجة الحرارة المحيطة | -15°C to +40°C |
| Daily Avg. Temperature | ≤35°C |
| الارتفاع | ≤1000m |
| الرطوبة النسبية | Daily ≤95%, Monthly ≤90% |
| Vapor Pressure | Daily ≤2.2kPa, Monthly ≤1.8kPa |
| Seismic Intensity | ≤Magnitude 8 |
| Site Conditions | No corrosive or flammable gas environments |
المواصفات الفنية
| المعلمة | الوحدة | 12 كيلو فولت | 24 كيلو فولت |
|---|---|---|---|
| الفولتية المقدرة | كيلو فولت | 12 | 24 |
| التردد المقدر | هرتز | 50/60 | 50/60 |
| Main Busbar Current | A | 630 | 630 |
| Branch Busbar Current | A | 630 / 125① | 630 / ≤100② |
| تردد القدرة على تحمل الجهد الكهربائي | كيلو فولت | 42 | 65 |
| Lightning Impulse Voltage | كيلو فولت | 75 | 85 |
| تصنيف تيار الصمود في الزمن القصير | ك أ | 20 (3s) / 25 (2s) | — |
| تيار ذروة التحمل | ك أ | 50 / 63 | — |
| Short-Circuit Making Current | ك أ | 50 / 80 | 63 / 50 |
| تيار كسر الدائرة القصيرة | ك أ | — / 31.5 | 25 / 31.5 |
| Transfer Current | A | — / 1750 | — / 870 |
| Active Load Breaking Current | A | 630 | 630 |
| Cable Charging Breaking Current | A | 10 / 15 / 25 | — |
| Protection Degree | — | IP3X | IP3X |
| Mechanical Life (Load Switch) | التايمز | 5000 / 10000 / 3000 | — |
| Mechanical Life (Grounding Switch) | التايمز | 2000 | 2000 |
ملاحظة:
① Fuse cabinet rating up to fuse rated current
② ≤100A for load switch-fuse combination cabinet
Cabinet Structure Overview
Busbar Room
- Located at the top, connecting the main switch units throughout the entire RMU row.
Switch Room
- Three-position rotary SF₆ load switch made from epoxy resin insulation.
- Can include gas density meter with alarms upon request.
Cable Room
- Spacious for cable connections and optional installations such as:
- Surge arresters
- CTs
- Grounding switches
- Low-voltage control and protection devices
Low Voltage Room
- Equipped with auxiliary contacts, trip coils, emergency trip mechanisms, capacitive live displays, electric operating units, and more.
- Two identical compartments (in 750mm cabinets) support enhanced customization and redundancy.
Top Advantages of the PINEELE Ring Main Unit
- Modular and expandable layout
- SF₆-insulated rotary switches for minimal maintenance
- High mechanical reliability with over 5000 cycles of endurance
- Equipped for grid automation (remote monitoring & control)
- Five-safety interlocking for personnel protection
- Compact footprint suitable for small substations and dense urban grids
الأسئلة الشائعة (FAQ)
1. What are the key benefits of using the PINEELE XGN15-12 Ring Main Unit?
إن PINEELE Ring Main Unit تقدم عروضاً استثنائية modular flexibility, high safety standardsو long service life. Its SF₆ insulation, mechanical interlocks, and smart control compatibility make it an ideal choice for future-ready power distribution.
2. Is the PINEELE RMU suitable for smart grid and automation?
Absolutely. It supports installation of remote control terminals, motorized switchgearو telecontrol units, allowing real-time automation and intelligent energy management.
3. What is the service life and maintenance requirement for this Ring Main Unit?
With a design life exceeding 30 yearsفإن PINEELE RMU offers minimal maintenance due to sealed SF₆ insulation and durable mechanical parts. The operating mechanism and electrical components are rated for thousands of cycles under standard use.
Smart Infrastructure Ready – Future-Proofing with RMU Technology
إن PINEELE XGN15-12 Ring Main Unit is engineered not only for today’s infrastructure but also for the smart, digital, and resilient grids of tomorrow. From urban utilities to renewable energy networks, this RMU delivers unmatched control, safety, and versatility.
