ROCKWILL 12kV Indoor Vacuum Circuit Breaker (VSC Series) Technical Solution Pagsusunod sa Teknikal na Solusyon ng 12kV Indoor Vacuum Circuit Breaker (VSC Series) ng ROCKWILL
Ⅰ. Pangunahing Mga Pamamaraan at Performance
- Mga Electrical Parameters
|
Parameter |
Value |
Notes |
|
Rated Voltage |
12kV |
- |
|
Rated Current |
630A, 800A, 1250A, 1600A |
Customizable |
|
Short-Circuit Breaking Capacity |
20kA, 25kA, 31.5kA |
Customizable |
|
Power-Frequency Withstand Voltage (1min) |
Dry: 48kV / Wet: 38kV |
DL/T403 Compliant |
|
Lightning Impulse Withstand Voltage |
75kV |
- |
|
Mechanical Life |
≥10,000 operations |
Spring mechanism, oil-free design |
|
Short-Time Withstand Current (4s) |
31.5kA |
- |
- Mga Katangian ng Control
- Operating Mechanism: Spring-operated (maintenance-free)
- Coil Voltage (Closing/Tripping): AC/DC 110V/220V (optional)
- Motor Operating Voltage: Customizable
- Auxiliary Contacts: 8 NO (Normally Open) + 8 NC (Normally Closed)
- Monitoring: Mechanical counter (operation records)
II. Mga Application at Compatibility
- Typical Applications
- Power Systems: Power plants, substation in/outlet protection
- Industrial: Petrochemical, metallurgical, main distribution cabinets for manufacturing
- Public Facilities: Airports, data centers, residential distribution networks
- Switchgear Compatibility
|
Cabinet Series |
Compatible Models |
|
Domestic Cabinets |
KYN28, KYN96, XGN series |
|
International Cabinets |
ABB ZS series |
|
Installation Type: Fixed (Lateral Type) |
- Note: Custom non-standard cabinets supported; installation drawings required.
III. Teknikal na mga Advantages at Innovations
- Reliability Enhancement
- Vacuum Interrupter: Explosion-proof, maintenance-free
- APG Epoxy Casting: Monolithic insulation parts (humidity resistance ≤95%, pollution-proof)
- VSC Terminal Buffer: Shock/vibration resistant (-25℃~+40℃)
- Safety & Maintenance
- Interlocking: Mechanical lock to prevent load switching errors
- Visual Position Indicator: Mechanical ON/OFF status display
- Modular Design: Rapid replacement of coils/auxiliary switches
IV. Customization Services
|
Customization Item |
Options |
|
Insulation Medium |
Air-insulated / Gas-insulated (SF₆ alternative) |
|
Secondary Wiring Layout |
Front/Rear/Side wiring |
|
Special Current Ratings |
>1600A or >31.5kA designs |
|
High-altitude Adaptation |
≤2500m (derating required for higher elevations) |
V. Installation & Maintenance
- Environmental Requirements
- Altitude: ≤2500m (15% derating beyond)
- Temperature: -25℃ ~ +40℃
- Humidity: Daily average ≤90% (non-condensing)
- IP Rating: IP2X (upgrades to IP4X when installed)
- Documentation Support
- Certificates, installation drawings, wiring diagrams
- Type test reports compliant with GB/DL/IEC standards
VI. Typical Configurations (Examples)
|
Application Scenario |
Recommended Configuration |
Protection Target |
|
Substation Inlet Cabinet |
VSC-1250A/31.5kA + Motorized |
Main transformer short-circuit |
|
Industrial Distribution Center |
VSC-1600A/25kA + Rear Wiring |
Large motor control |
|
Commercial Complex |
VSC-800A/20kA + Front Wiring |
LV busbar segmentation |
VII. Support Services
Rockwill Electric Technical Guarantee:
- Technical Consultation: +86-577-27869966, support@rockwill.com
- Customization Response: ≤3 business days
- Warranty: 2 years (core components included)
- Resources: http://www.rockwill.cn
