User Manual
3UG458. insulation monitoring relay.
10.4 3UG4582/3UG4583 insulation monitoring relays
3UG4 / 3RR2 monitoring relays
Manual, 02/2013, NEB927043002000/RS-AA/002
225
10.4 3UG4582/3UG4583 insulation monitoring relays
10.4.1 Operator controls and connection terminals
Front view/terminal labeling 3UG4582
Front view Description
Position digits
①
Terminal block:
Screw-type connections are possible.
②
Test/RESET button
③
Status display: LED for device status (green)
④
Status display: LED for monitoring status F (red)
⑤
Status display: LED output contact status (yellow)
⑥
Label
⑦
Rotary button for adjusting the insulation resistance (R.2 for the units
position of R)
⑧
Rotary button for adjusting the insulation resistance (R.1 for the tens
position of R)
⑨
Device order number
Terminal labels
A1+ Rated control and supply voltage ∼ / +
A2- Rated control and supply voltage ∼ / -
Y1
Y2
Y3
Control inputs; isolation control
Y1-Y3: Remote test
Y2-Y3: Remote reset/autoreset
L+ Measuring signal input, connection to phase or L+
L- Measuring signal input, connection to phase, N conductor or L-
KE Measuring signal input, control ground connection for open-circuit
monitoring
Measuring signal input, ground connection
12 Output relay K1 changeover contact NC contact
11 Output relay K1 changeover contact root
8*
$:
/
/
$
7HVW
5HVHW
N5YDOXH
5 55
5YDOXH
(.$
< < <
N
)
s
14 Output relay K1 changeover contact NO contact
You will find additional information on the connection terminals and the permissible
conductor cross-sections in Chapter "Technical data (Page 253)".
You will find information on connecting in Chapter "Circuit diagrams (Page 243
)".