Product description
3.2 Device versions
SIRIUS - SIRIUS 3RA load feeders
16 Manual, 09/2016, A5E03656507520A/RS-AB/003
Fuseless load feeders up to 38 A (discrete configuration of individual devices with
connecting cables) and 32 A (pre-assembled complete devices or configuration with link
module) can be assembled in sizes S00 and S0.
An assembly up to 80 A (discrete configuration of individual devices with connecting cables)
and 65 A (as pre-assembled complete devices, or configuration with link module) is possible
in size S2.
An assembly up to 100 A (discrete configuration of individual devices with connecting
cables) is possible in size S3.
The table below lists the maximum power of the three-phase motor for pre-assembled
3RA2 complete devices based on the type of coordination at a voltage of 400 V AC.
Table 3- 1 Motor starter protector sizes
Power of three-phase motor
S00
2 0.06 to 1.5 kW
S0
S2
15 kW … 30 / 37 kW (max. 65 A)
15 kW … 30 / 37 kW (max. 65 A)
About approved load feeders in the configuration manual entitled "Configuring SIRIUS Innovations
- Selection data for load feeders in fuseless and fused designs"
(Article Number: 3ZX1012-0RA21-1AC0)
The following auxiliary contacts are integrated into fuseless load feeders dependent upon
size.
Table 3- 2 Integrated auxiliary contacts
1 NO contact is integrated in the contactor.
1 NC contact is integrated in the contactor.
1 NO contact and 1 NC contact are integrated
in the contactor. The user can decide how the
NC contact is assigned.
1 NO contact and 1 NC contact are
integrated in the contactor. The NC contact
is assigned to the interlock.
S3