The Delta ARD4 is a high performance electro-mechanical auxiliary relay for power utility protection and control applications. The ARD4 is built on the Delta relay platform providing high performance and reliability while reducing production and supply lead times.
- Self-reset and latching versions
- Less than 25ms operate time
- Four heavy duty contacts with magnetic blowouts
- Hand reset flag
- Surface or rail mount
- Flush panel or rack mount
- Made in Australia