Siemens 3UG4 - Page 211

3UG4625 residual current monitoring relay with 3UL23 transformer
8.7 Technical data
3UG4 / 3RR2 monitoring relays
Manual, 05/2016, NEB927043002000/RS-AC/004
211
Mechanical design
3UG4625-1....
3UG4625-2....
Width
mm
22.5
Height
mm 102 103
Depth
mm
91
mounting position
any
Distance, to be maintained, to earthed part
• forwards mm 0
• backwards mm
0
• sidewards mm
0
• upwards mm
0
• downwards mm
0
Distance, to be maintained, to the ranks assembly
• forwards mm 0
• backwards mm
0
• sidewards mm
0
• upwards mm
0
• downwards mm
0
Distance, to be maintained, conductive elements
• forwards mm 0
• backwards mm
0
• sidewards mm
0
• upwards mm
0
• downwards mm
0
Type of mounting
screw and snap-on
mounting onto 35 mm
standard mounting rail
Product function
removable terminal for auxiliary
and control circuit
Yes
Design of the electrical connection
screw-type terminals
spring-loaded terminals
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
2