Unwavering in our dedication to customers and delivering cutting-edge innovations,Bepto stands as your steadfast ally on the journey ahead.
BE70V12 Solid Insulated RMU Core Unit: SF6-free 12kV 630A/1250A ring main unit, APG epoxy encapsulation, 20kA/25kA breaking, 10,000 operations, ≤120μΩ resistance, integrated VCB design, IP4X.
Advanced BE70V12 Solid Insulated RMU Core Unit: Premium BE70V12 model featuring integrated design combining vacuum circuit breaker, load switches, disconnector, and grounding switch for SF6-free 12kV 630A/1250A ring main unit applications, delivering exceptional 20kA/25kA short-circuit breaking capacity with 50kA/63kA peak withstand current and 4s rated duration, utilizing APG (Automatic Pressure Gelation) epoxy resin encapsulation technology for superior solid insulation, featuring ≤120μΩ main circuit resistance and ≥10,000 operations mechanical endurance, with 85kV lightning impulse across vacuum interrupter and ≤10pC partial discharge at 1.2Ur, designed with IP4X cabinet protection.
Modular Distribution Network Ready: BE70V12 incorporates front-rear compact layout with motorized disconnector operation for distribution automation, featuring 20kA/25kA AFLR Class 0.5s internal arc fault protection and 630A closed-loop breaking current, designed with high-creepage pole design and European standardized interfaces, providing reliable solid-insulated RMU solution for substations, industrial facilities, utilities, and automated distribution networks requiring maintenance-friendly SF6-free operation with exceptional insulation performance and extended lifespan.
| BE70V12 Solid Insulated RMU Core Unit Specifications | Technical Parameters | Unit |
|---|---|---|
| Model Number | BE70V12 | – |
| Brand | Bepto Insulation Systems | – |
| Product Type | Solid Insulated Ring Main Unit (RMU) Core Unit (SF6-Free) | – |
| Design Type | Integrated VCB + Load Switch + Disconnector + Grounding Switch | – |
| Encapsulation Technology | APG (Automatic Pressure Gelation) Epoxy Resin | – |
| Rated Voltage | 12 | kV |
| Rated Current | 630 / 1250 | A |
| Rated Frequency | 50 | Hz |
| Rated Short-Circuit Breaking Current | 20 / 25 | kA |
| Rated Short-Circuit Making Current | 50 / 63 | kA |
| Rated Short-Time Withstand Current | 20 / 25 | kA |
| Rated Peak Withstand Current | 50 / 63 | kA |
| Rated Short-Time Withstand Current Duration | 4 | s |
| Power Frequency Withstand Voltage (Phase-to-Phase/Phase-to-Ground) | 42 | kV |
| Lightning Impulse Withstand Voltage (Phase-to-Phase/Phase-to-Ground) | 75 | kV |
| Power Frequency Withstand Voltage (Vacuum Interrupter/Isolation Gap) | 48 | kV |
| Lightning Impulse Withstand Voltage (Vacuum Interrupter/Isolation Gap) | 85 | kV |
| Power Frequency Withstand Voltage (Control and Auxiliary Circuits) | 2 | kV |
| Rated Closed-Loop Breaking Current | 630 | A |
| Internal Arc Fault Test (AFLR Class) | 20 / 25 kA / 0.5s | – |
| Partial Discharge (at 1.2Ur) | ≤10 | pC |
| Main Circuit Resistance | ≤120 | μΩ |
| Mechanical Endurance (Circuit Breaker/Load Switch) | ≥10,000 | Operations |
| Mechanical Endurance (Disconnector/Grounding Switch) | 3,000 | Operations |
| Ingress Protection (IP) Rating (Cabinet) | IP4X | – |
| Insulation Technology | Solid Insulation – APG Epoxy Resin (SF6-Free) | – |
| Glass Transition Temperature | >110°C | – |
| Application | SF6-Free Solid Insulated Ring Main Units, Distribution Automation | – |
Bepto is a leading Chinese company in electrical insulation, focused on developing advanced solutions for future power systems. We support transmission and distribution safety and growth, with long-term partners including State Grid, ABB, Schneider, Siemens, and GE. Our services reach clients in over 22 countries.
Bepto focuses on the global market and provides our clients with products suitable for the local market:
Unwavering in our dedication to customers and delivering cutting-edge innovations,Bepto stands as your steadfast ally on the journey ahead.
