Technical data
11.4 3RB30/3RB31 solid-state overload relays
SIRIUS Innovations - SIRIUS 3RU2 thermal overload relays / SIRIUS 3RB3 solid-state overload relays
Manual, 09/2014, A5E03656507420A/RS-AA/002
133
11.4.2.2
Main circuit
Technical data for the main circuit, 3RB303./3RB313. overload relays
Insulation
voltage
with
degree of
pollution 3
rated value
Impulse
voltage
resistance
rated
value
Voltage
type for
main
circuit
Type of
assignement
Design of the fuse
link for short-circuit
protection of the
main circuit
necessary
Operational current
for heavy
starting
CLASS 20
maximum
for heavy
starting
CLASS 30
maximum
V
V
A
A
3RB3.3.-.QB.
690
6 000
AC
2
fuse gL/gG: 160 A 25
25
3RB3.3.-.QD.
690
6 000
AC
2
fuse gL/gG: 160 A 25
25
3RB3.3.-.QW. 690
6 000
AC
2
fuse gL/gG: 160 A 25
25
3RB3.3.-.QX.
690
6 000
AC
2
fuse gL/gG: 160 A 25
25
3RB3.3.-.UB.
690
6 000
AC
2
Fuse gL/gG: 200 A 50
50
3RB3.3.-.UD.
690
6 000
AC
2
Fuse gL/gG: 200 A 50
50
3RB3.3.-.UW. 690
6 000
AC
2
Fuse gL/gG: 200 A 50
50
3RB3.3.-.UX.
690
6 000
AC
2
Fuse gL/gG: 200 A 50
50
3RB3.3.-.WB. 690
6 000
AC
2
fuse gL/gG: 250 A 60
50
3RB3.3.-.WD. 690
6 000
AC
2
fuse gL/gG: 250 A 60
50
3RB3.3.-.WW. 690
6 000
AC
2
fuse gL/gG: 250 A 80
80
3RB3.3.-.WX. 690
6 000
AC
2
fuse gL/gG: 250 A 80
80