Siemens SIRIUS 3RA, Equipment Manual

Page: 61 / 166

Note
Contactor size S0 alternating current (AC)
S0 contactors with AC operation and spring-loaded connection system need a spacer (d) for DIN
rail or busbar adapter mounting.
Note
Reverse the above sequence to disassemble both sizes S00 and S0.
7.3 Assembly and disassembly with different mounting systems
Assembly/Installation
Fuseless load feeders can be mounted on the following assembly systems:
Table 7-5 Assembly systems
Starter combination Direct-on-line starter Reversing starter
Size S00 S0 S2 S3 S00 S0 S2 S3
Mounting on 35 mm DIN rail acc.
to DIN EN 60715
Snap-on mounting with‐
out adapter ✓ 1) ✓ 1) ✓ 2)
(DIN rail
spacing
175 mm)
— ✓ 1) — — —
With 3RA2922-1BA00 DIN-
rail adapter ✓ 1) 3)
(screw-
type con‐
nection
system
only)
✓ 1) 3)
(screw-
type con‐
nection
system
only)
— — ✓ 1) 3)
(screw-
type con‐
nection
system
only)
✓ 1) 3)
(screw-
type con‐
nection
system
only)
— —
With 3RA2922-1AA00 DIN-
rail adapter ✓ 1) 3) ✓ 1) 3) — — ✓ 1) 3) ✓ 1) 3) — —
With 3RA2932-1AA00 DIN-
rail adapter — — ✓ 2)
(DIN rail
spacing
125 mm)
— — — ✓ 2) —
With 3RA2942-1AA00 DIN-
rail adapter — — — ✓ 2)
(DIN rail
spacing
125 mm)
— — — ✓ 2)
(DIN rail
spacing
125 mm)
Mounting
7.3 Assembly and disassembly with different mounting systems
SIRIUS 3RA Load Feeders
Equipment Manual, 02/2022, A5E03656507520A/RS-AC/004
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