Connecting Protection Relay With A Test Switch; Connecting Binary Signals - ABB Relion 611 Series Installation Manual

1MRS757452 D
5.4.2
5.5
611 series
Installation Manual
A071234 V4 EN
Figure 31: Example of AIM0019 card variant (4 I + Uo with 0.2/1 A Io channel)

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.

Connecting binary signals

• Connect the wires for the binary signals to the correct device according to the
connection diagram. Each terminal for binary input and output signal is
dimensioned for one 0.5...2.5 mm
See the specific card variant from the application manual.
2
wire or for two 0.5...1.0 mm
Section 5
Connecting
2
wires.
41