ABB Relion 615 series - Connecting RTD and Ma Inputs; Connecting IED with a Test Switch

5.4.2 Connecting RTD and mA inputs
Connect the wires from the transducers to the correct device according to the
connection diagram. Each terminal for RTDs and mA inputs is dimensioned for
one 0.5...2.5 mm
2
wire or for two 0.5...1.0 mm
2
wires.
See the specific card variant from the application manual.
Connect the RTD earth cable shield to the protective earth. To
suppress RF interference, connect the RTD earth cable shield
straight to the lead that connects to the protective earth screw and
not to the protective screw itself. The connection must be at least
355 mm from the protective earth screw.
GUID-965E94AF-4E0F-48D3-A46D-72228BD3A7E6 V1 EN
Figure 49: Example of RTD0001 card variant (6 RTD + 2 mA channel)
5.4.3 Connecting IED with a test switch
When the IED is used with a test switch, connect the current and voltage
transformers directly to the switch.
Section 5 1MRS756375 K
Connecting
58 615 series
Installation Manual