The 630A contact arm is a specialized conductive component designed specifically for PT (Potential Transformer) trucks and Isolation trucks in medium-voltage switchgear. It serves as the connecting link between the contact fingers and the truck-mounted device, ensuring reliable electrical connection for metering, protection, and isolation applications.
Precision-engineered for PT trucks and isolation trucks
Machined from high-purity T2 copper for excellent conductivity
Silver-plated finish ensures low contact resistance and corrosion resistance
Customizable length options for various switchgear configurations
Reliable performance in metering and isolation applications
| Parameter | Specification | |
|---|---|---|
| Rated Current | 630 A |  |
| Diameter | Ø44 mm | |
| Length Range | 158 ~ 320 mm | |
| Material | T2 Copper (High-purity) | |
| Surface Treatment | Silver-plating with anti-tarnish treatment | |
