User Manual

3UG4.1 line monitoring relay
6.2 3UG4511 line monitoring relay
3UG4 / 3RR2 monitoring relays
Manual, 02/2013, NEB927043002000/RS-AA/002
97
3UG4511-1A... 3UG4511-1B... 3UG4511-2A... 3UG4511-2B...
Design of the electrical
connection
screw-type terminals spring-loaded terminals
Type of the connectable
conductor cross-section
• solid
1x (0.5 ... 4 mm
2
),
2x (0.5 ... 2.5 mm
2
)
2x (0.25 ... 1.5 mm
2
)
• finely stranded
– with wire end
processing
1x (0.5 ... 2.5 mm
2
),
2x (0.5 ... 1.5 mm
2
)
2 x (0.25 ... 1.5 mm
2
)
– without wire end
processing
— 2x (0.25 ... 1.5 mm
2
)
• for AWG conductors
– solid
2x (20 ... 14) 2x (24 ... 16)
– stranded
2x (20 ... 14) 2x (24 ... 16)
Tightening torque
• with screw-type terminals
N·m
0.8 … 1.2 — …
Number of change-over
switches delayed switching
1 2 1 2