SIRIUS 3RA21/22 load feeders
6.10 Technical data
SIRIUS Innovations
616 System Manual, 01/2011, A8E56203870002-03
6.10 Technical data
6.10.1 General data
Table 6- 31 3RA2 fuseless load feeders - General data
Type 3RA2.1 3RA2.2
Size S00 S0
Number of poles 3 3
General data
Standards
ï‚· IEC 60947-1, DIN EN 60947-1
(VDE 0660 Part 100)
ï‚· IEC 60947-2, DIN EN 60947-2
(VDE 0660 Part 101)
ï‚· IEC 60947-4-1, DIN EN 60947-4-1
(VDE 0660 Part 102)
Maximum rated current I
n
max
(= maximum rated operational current I
e
)
A 16 32
°C -20 to +60 for operation Permissible ambient temperature
°C -55 to +80 for storage/transport
Rated operational voltage U
e
V 690
Rated frequency Hz 50 / 60
Rated insulation voltage U
i
(pollution degree 3) V 690
Rated impulse withstand voltage U
imp
kV 6
Tripping class (CLASS) acc. to IEC 60947-4-1,
DIN EN 60947-4-1
(VDE 0660 Part 102)
10
Rated short-circuit I
q
at AC 50/60 Hz 400 V acc. to
IEC 60947-4-1, DIN EN 60947-4-1 (VDE 0660 Part 102)
kA 153
Types of coordination acc. to IEC 60947-4-1,
DIN EN 60947-4-1 (VDE 0660 Part 102)
1)
up to 1.25 A W 2
1.6 to 6.3 A W 2.3
8 to 12 A W 3.5
16 A W 4.3
5 ... 6.3 W 2.3 W
8 ... 12 A W 3.5 W
Power loss P
v max
of all main
current paths dependent on
rated current I
n
(upper
setting range)
16 to 32 A W 4.3 W