ABB Relion 670 series - Writing User Management Settings to IED; Reading User Management Settings from IED

REX061 shall be mounted close to the generator in order to limit the exposure of
the field circuit. Alternatively it can be located in the excitation cubicle.
The surface of REX061 unit may be temporarily very hot due to
heat dissipation, up to about 50° C above the ambient temperature.
It must be installed to get a open air convection and prevent contact
with combustible material to the surface.
5.3.7.2 Shunt resistor unit REX062
GUID-184D9033-33F3-4F85-8847-E9FDC95C3C41 v5
X1
IEC11000038-1-en.vsd
IEC11000038 V1 EN-US
Figure 12: Shunt resistor unit REX062
1MRK 514 026-UEN B Section 5
Mounting
670 series 2.2 IEC 33
Installation manual