ABB to upgrade historic New Zealand HVDC link
Upgrade of North and South Island interconnection including ABB Ability MACH control system will enable the exchange of renewable energyABB has received an order from Transpower New Zealand Ltd to upgrade its high-voltage direct current (HVDC) link which interconnects the transmission grids of the North and South islands. The link is a vital element of the country’s transmission system and is used as an energy-balancing system, between the two islands. ABB Ability™ MACH control system, which acts as the brain or nerve center of the link will be a key component of the upgrade. The North