Product introduction
The Aierway 12kV Center Distance 275mm represents a standardized, robust, and versatile switchgear design for medium-voltage applications. With a 275mm phase-to-phase center distance, this product offers an optimal balance between space efficiency and performance reliability, making it suitable for a wide range of industrial, commercial, and utility applications requiring dependable 12kV power distribution.
Key Features
1. Superior Electrical Performance
-Enhanced Dielectric Strength:*Ample clearance and creepage distances ensure reliable insulation under various environmental conditions.
-*Flexible Current Ratings: Suitable for both standard and high-current applications up to 2000A.
2. Robust Construction & Safety
– Full Compliance: Meets and exceeds all international safety standards with comfortable margins.
– Internal Arc Containment: Designed to withstand and contain internal arc faults (IEC 62271-200).
3 Maintenance-Friendly Design
– Easy Accessibility: Front-access design with removable panels for all critical components.
– Standard Tooling: Compatible with common maintenance tools and equipment.
Technical data table 1
| Specification | Value |
|---|---|
| Rated Voltage | 12kV |
| Rated Current | 630A, 1250A, 1600A |
| Power Frequency Withstand Voltage | 48kV/1min |
| Lightning Impulse Withstand Voltage | 85kV |
| Rated Frequency | 50Hz |
| Rated Short-Circuit Breaking Current | 25kA, 31.5kA |
| Rated Short-Circuit Breaking Times | 30Times |
| Rated Peak Withstand Current | 63kA |
| Rated Single Capacitor Bank Breaking Current CAP |
630A |
| Rated Back-to-Back Capacitor Bank Breaking Current CAP |
400A |
| Loop Resistance under Rated Contact Force | ≤25~30μΩ |
| Contact Self-Closing Force | 110±60N |
Technical data table 2
| Specification | Value |
|---|---|
| Contact Opening Distance | 9±1mm |
| Rated Over-Travel | 3.5±0.5mm |
| Average Opening Speed | 1.1±0.2m/s |
| Average Closing Speed | 0.8±0.2m/s |
| Rated Contact Force | 2500±200N, 3200±200N |
| Contact Closing Bounce Time | ≤2ms |
| Opening Contact Rebound Amplitude | ≤2mm |
Outline and dimensions of installation
