Repair Support; Maintenance - Hitachi Relion 670 Series Commissioning Manual

1MRK 511 403-UEN Rev. L
14.4

Repair support

If an IED needs to be repaired, the whole IED must be removed and sent to an Hitachi Power grids
Logistic Center. Before returning the material, an inquiry must be sent to the Hitachi Power grids
Logistic Center.
e-mail: offer.selog@se.Hitachi Power grids.com
14.5

Maintenance

The IED is self-supervised. No special maintenance is required.
Instructions from the power network company and other maintenance directives valid for
maintenance of the power system must be followed.
Bay control REC670
Commissioning manual
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Section 14
Troubleshooting
M11768-3 v4
M11769-3 v2
225