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ABB Relion 620 Series - Shielding Rtd;Ma Instrument Cables

ABB Relion 620 Series
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RTD0003
GUID-D278D8D6-1F13-4AC7-95B8-14DA822F8491 V2 EN
Figure 38: Example of RTD0003 card variant, (6 RTD + 2 mA)
5.4.4 Shielding RTD/mA instrument cables
The RTD/mA inputs are connected by screened cables (1 mm
2
/AWG18), for
example, Unitronic 300S (formerly Unitronic 300CY), manufactured by LAPP
Group.
Other manufacturers' cables with similar technical features can also
be used. When selecting a suitable sensor cable, observe also other
possible customer installation requirements.
1. Prepare screened cable with a drain wire.
1.1.
Select a drain wire (0.75 mm
2
) as short as possible.
Section 5 1MRS757641 E
Connecting
44 620 series
Installation Manual

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