Siemens SIRIUS 3RH Series, System Manual

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SIRIUS 3RA21/22 load feeders
6.2 Product description
SIRIUS Innovations
System Manual, 01/2011, A8E56203870002-03
565
Reference
More information ... Can be found in...
About approved load feeders The configuration guide titled "Configuring
SIRIUS Innovations - Selection data for load
feeders in fuseless and fused designs" (order no.:
3ZX1012-0RA21-1AC0)
Auxiliary contacts
The following auxiliary contacts are integrated into fuseless load feeders dependent upon
size.
Table 6- 2 Integrated auxiliary contacts
Size Direct feeder Reversing feeder
S00 1 NO contact is integrated in the
contactor.
1 NC contact is integrated in the contactor.
S0 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.
Mounting
The devices are prepared for DIN rail mounting, for mounting on a 60 mm busbar or for
mounting directly on a wall. The smaller sizes can be snapped directly onto a DIN rail without
the need for adapters.
Table 6- 3 Mounting options
Starter combination Direct-on-line starter Reversing starter
Size S00 S0 S00 S0
Mounting on a DIN rail
Snap-on mounting without adapter ✓ ✓ ✓
With DIN rail adapter ✓ ✓ ✓ ✓
Busbar mounting
With busbar adapter ✓ ✓ ✓ ✓
Wall mounting
Direct ✓ ✓ ✓ ✓
With DIN rail adapter ✓ ✓ ✓ ✓