V2.01
25361_EDEBD
A0281-2320-1_EN
49
Technical Data
12.8 Electrical connection
Connection elements
Plug-in terminals
Permissible cross-section
of the connection lines
2.5 mm
2
Measurement
voltage inputs
Fuse
max. 1 A slow blow or max. C2 - automatic
in addition isolating switch UL/IEC-approved
Measuring
current input
Fuse
NONE!!! Always short-circuit current trans-
former terminals k and l before opening the
circuit!
Input control
voltage
Fuse
max. 1 A slow blow or max. C2 - automatic
in addition isolating switch UL/IEC-approved
BUS
connection
Connection material
To ensure proper operation, only use
shielded twisted-pair cables; e.g. I-Y(St)Y EIB
2x2x0.8
Relay output
Fuse
max 2 A medium time-lag
Transformer
connection
Connections
See connection diagram
Interface con-
nection
Pins for BUS
connection via RS-485
Terminal 90
Terminal 91 A
Terminal 92 B