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Datasheet generated 2026-10-07
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Siemens SIRIUS Contactor assembly for star-delta (wye-delta) start AC-3,11 kW/400 V, 230 V AC 50/60 Hz, 3-Pole, size S0 screw terminals electrical and mechanical interlock 3 NO + 3 NC integrated (3RA2423-8XF32-1AL2)

Siemens · Electrical Components · Contactors · Germany · siemens.com
Part Number
3RA2423-8XF32-1AL2  ·  HS 8536.49
Siemens SIRIUS Contactor assembly for star-delta (wye-delta) start AC-3,11 kW/400 V, 230 V AC 50/60 Hz, 3-Pole, size S0 screw terminals electrical and mechanical interlock 3 NO + 3 NC integrated (3RA2423-8XF32-1AL2)

Siemens 3RA2423-8XF32-1AL2 Star/delta-selector switch 11KW 230V AC50/60, S0,3O+3C.

Technical Specifications

Manufacturer part number (MPN)3RA2423-8XF32-1AL2
EAN / GTIN4011209838512
Sales unitpcs
Voltage230 V
Power11 kW
Product type designation3RA24
Manufacturer's article number — 1 of the supplied contactor3RT2024-1AL20
Manufacturer's article number — 2 of the supplied contactor3RT2024-1AL20
Manufacturer's article number — 3 of the supplied contactor3RT2024-1AL20
Manufacturer's article number — of the supplied RS assembly kit3RA2923-2BB1
Manufacturer's article number — of the supplied function module for wye-delta circuits3RA2816-0EW20
Size of contactorS0
Shock resistance at rectangular impulse — at AC7,5 g / 5 ms, 4,7 g / 10 ms
Shock resistance at rectangular impulse — at DC10g / 5 ms, 7,5g / 10 ms
Shock resistance with its pulse — at AC11,8 g / 5 ms, 7,4 g / 10 ms
Shock resistance with its pulse — at DC15 g / 5 ms, 10 g / 10 ms
Mechanical service life (operating cycles) — of contactor typical10 000 000
Mechanical service life (operating cycles) — of the contactor with added auxiliary switch block typical10 000 000
Installation altitude at height above sea level maximum2 000 m
Ambient temperature — during operation-25 ... +60 °C
Ambient temperature — during storage-55 ... +80 °C
Number of poles for main current circuit3
Number of NO contacts for main contacts3
Number of NC contacts for main contacts0
Operating voltage — at AC-3 rated value maximum690 V
At AC-3 — at 400 V rated value25 A
At AC-3 — at 500 V rated value15.6 kW
At AC-3 — at 690 V rated value19 kW
Operating frequency — at AC-3 maximum1 000 1/h
Type of voltage of the control supply voltageAC
Control supply voltage 1 at AC — at 50 Hz rated value230 V
Control supply voltage 1 at AC — at 60 Hz rated value230 V
Operating range factor control supply voltage rated value of magnet coil at AC — at 50 Hz0.8 ... 1.1
Operating range factor control supply voltage rated value of magnet coil at AC — at 60 Hz0.8 ... 1.1
Apparent pick-up power of magnet coil at AC — at 50 Hz138 VA
Apparent pick-up power of magnet coil at AC — at 60 Hz136 VA
Inductive power factor with closing power of the coil — at 50 Hz0.72
Inductive power factor with closing power of the coil — at 60 Hz0.74
Apparent holding power of magnet coil at AC — at 50 Hz18.8 VA
Apparent holding power of magnet coil at AC — at 60 Hz15 VA
Inductive power factor with the holding power of the coil — at 50 Hz0.25
Inductive power factor with the holding power of the coil — at 60 Hz0.28
Number of NC contacts for auxiliary contacts — instantaneous contact3
Number of NO contacts for auxiliary contacts — instantaneous contact3
Contact reliability of auxiliary contacts< 1 error per 100 million operating cycles
Contact rating of auxiliary contacts according to ULA600 / Q600
For short-circuit protection of the main circuit — with type of coordination 1 requiredgG NH 3NA, DIAZED 5SB
NEOZED 5SE63 A
For short-circuit protection of the main circuit — with type of coordination 2 requiredgG NH 3NA, DIAZED 5SB
NEOZED 5SE25 A
For short-circuit protection of the main circuit — for short-circuit protection of the auxiliary switch requiredfuse gG: 10 A
Mounting position+/-180° rotation possible on vertical mounting surface; can be tilted forward and backward by +/- 22.5° on vertical mounting surface
Fastening methodscrew and snap-on mounting onto 35 mm DIN rail
Installation/ mounting/ dimensions — height101 mm
Installation/ mounting/ dimensions — width135 mm
Installation/ mounting/ dimensions — depth171 mm
With side-by-side mounting — forwards6 mm
With side-by-side mounting — upwards6 mm
With side-by-side mounting — downwards6 mm
With side-by-side mounting — at the side6 mm
For grounded parts — forwards6 mm
For grounded parts — upwards6 mm
For grounded parts — at the side6 mm
For grounded parts — downwards6 mm
For live parts — forwards6 mm
For live parts — upwards6 mm
For live parts — downwards6 mm
For live parts — at the side6 mm
Type of electrical connection — for main current circuitscrew-type terminals
Type of connectable conductor cross-sections for main contacts — solid2x (1 ... 2.5 mm²), 2x (2.5 ... 10 mm²)
Type of connectable conductor cross-sections for main contacts — solid or stranded2x (1 ... 2.5 mm²), 2x (2.5 ... 10 mm²)
Type of connectable conductor cross-sections for main contacts — finely stranded with core end processing2x (1 ... 2.5 mm²), 2x (2.5 ... 6 mm²), 1x 10 mm²
For auxiliary contacts — solid or stranded2x (0.5 ... 1.5 mm²), 2x (0.75 ... 2.5 mm²)
For auxiliary contacts — finely stranded with core end processing2x (0.5 ... 1.5 mm²), 2x (0.75 ... 2.5 mm²)
For auxiliary contacts — for AWG cables for auxiliary contacts2x (20 ... 16), 2x (18 ... 14)
Protection class IP on the front according to IEC 60529IP20
Width135 mm
FunctionStar-delta contactor
Height101 mm
Depth171 mm
Rated operation power at AC-3, 400 V11 kW
Number of normally open contacts as main contact3
Rated operation current Ie at AC-3, 400 V25 A
Degree of protection (IP)IP20
Type of electrical connection of main circuitScrew connection
Voltage type for actuatingAC
Country of originGermany

Properties

MOQ1

Cross-References

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