Connecting Rtd And Ma Inputs; Connecting Protection Relay With A Test Switch - ABB RELION 615 Series Installation Manual

1MRS756375 T
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
or for two 0.5...1.0 mm
Figure 55: Example of RTD0001 card variant (6 RTD + 2 mA channel)
5.4.3

Connecting protection relay with a test switch

• When the protection relay is used with a test switch, connect the current and
voltage transformers directly to the switch.
615 series
Installation Manual
2
wires.
In addition to the specific RTD card, RTD/mA inputs are available
with the AIM0003 card. See the application manual for standard-
configuration specific RTD and mA inputs.
Connect the RTD earth cable shield to the protective earth.
Connecting
2
wire
63