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Siemens SIRIUS 3RA1346-8XB30-1BB4

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3RA1346-8XB30-1BB4

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The Siemens 3RA1346-8XB30-1BB4 is a 3-pole contactor assembly designed for reliable operation in industrial environments. This unit features a power rating of 45 kW and a voltage capacity of 400 V.

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Technical specifications for 3RA1346-8XB30-1BB4

ManufacturerSiemens
Product TypeContactor Assembly
Product LineSIRIUS
Part Number3RA1346-8XB30-1BB4
UPC754554671086
Weight14.00 lbs (6.35 kg)
Power Rating45 kW
Voltage Rating400 V
Number of Poles3
SizeS3
Electrical ConnectionScrew Terminals
Number of Phases3
Interlock24 VDC
Maximum Ambient Temperature40 degrees Celsius
Minimum Ambient Temperature0 degrees Celsius
Operating Humidity Range80% (non-condensing)
Storage Humidity Range80% (non-condensing)
Allowable Installation Height1000 MSL
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The 3RA1346-8XB30-1BB4 part from Siemens, part of the SIRIUS series, is a crucial contactor assembly for industrial applications that require robust control solutions. Rated at 45 kW, this unit operates at a voltage of 400 V across three distinct poles, confirming its capability for demanding tasks.

With a compact design classified as size S3, it connects through screw terminals, promoting easy wiring and secure installations. The assembly is suitable for 3-phase systems and incorporates interlock functionality requiring a 24 VDC supply. This contactor weighs 6.338 kg, providing a balance of durability without excessive bulk.

Designed to withstand various environmental conditions, the contactor assembly can operate effectively within an ambient temperature range of 0 °C to 40 °C. Additionally, it maintains performance under humidity levels of up to 80%, as both operating and storage humidity are maintained at non-condensing levels. Users will find it can be installed at heights of up to 1000 meters above sea level, ensuring versatile application in different settings.