Siemens 3UG4 - Page 189

3UG4621/3UG4622 current monitoring relays
7.7 Technical data
3UG4 / 3RR2 monitoring relays
Manual, 05/2016, NEB927043002000/RS-AC/004
189
3UG4621-1....
3UG4622-1....
3UG4621-2....
3UG4622-2....
Type of mounting
snap-on mounting
Design of the electrical
connection
• for auxiliary and control
current circuit
screw-type terminals spring-loaded terminals
• for main current circuit
screw-type terminals spring-loaded terminals
Product function
• removable terminal for
auxiliary and control circuit
Yes
• removable terminal for main
circuit
Yes
Type of the connectable
conductor cross-section
• solid
1x (0.5 ... 4 mm2),
2x (0.5 ... 2.5 mm2)
2x (0.25 ... 1.5 mm2)
• finely stranded
– with wire end processing
1x (0.5 ... 2.5 mm2),
2x (0.5 ... 1.5 mm2)
2 x (0.25 ... 1.5 mm2)
– without wire end
processing
— 2x (0.25 ... 1.5 mm2)
• 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