Section 6 Removing, repairing and exchanging6.1 Product lifecycleAt some point of the product lifecycle, the protection relay is upgraded to a next generationunit. When selecting the original product, already consider the upgrading and extensionpossibilities that the specific product offers for its whole lifecycle.Protection relay specific options can be found from Retrofit Solutions Database on theInternet www.abb.com by following the links within ABB Service Guide or via ABBProduct Guide from the product specific Service & Support sheet.6.2 Checking protection relay informationThe protection relay information includes detailed information about the device, such asversion and serial number. The protection relay information is shown on the display for afew seconds when the device starts up. The same information is found also in theprotection relay menu.1. Select Main Menu/Information.2. Select a submenu with and .3. Enter the selected submenu with .4. Browse the information with and .The Product identifiers submenu contains product related information like product type,serial number, order number, production date, configuration name, SW version, SW dateand HW revision.The Site identifiers submenu contains information about the site where the protectionrelay has been installed.The System identifiers submenu contains the Technical key and IEC 61850 version. TheTechnical key is unique and cannot be changed.The HW modules submenu contains information about the HW modules.1MRS240046-IB B Section 6Removing, repairing and exchangingREF615R 29Installation Manual