3RT2045-1AL24

Siemens 3RT2045-1AL24 AC contactor, Size S3, 3-pole, 230VAC
Siemens 3RT2045-1AL24 AC contactor, Size S3, 3-pole, 230VAC

The Siemens 3RT2045-1AL24 AC contactor is a SIRIUS 3RT2 series Size S3, 3-pole design, AC-3 rated current 80A, 37kW (400V), control voltage 230VAC, and equipped with 2NO+2NC auxiliary contacts.

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Siemens 3RT2045-1AL24 AC contactor, Size S3, 3-pole, 230VAC
Product Positioning

The Siemens 3RT2045-1AL24 AC contactor belongs to the SIRIUS 3RT2 series and features a standard 3-pole design (Size S3). It has an AC-3 rated current of 80A and a rated power of 37kW (400V), suitable for general motor starting and switching control circuits. The Siemens 3RT2045-1AL24 operates on 230VAC and is equipped with 2NO+2NC auxiliary contacts for monitoring and feedback.

Core Product Advantages and Features
Size S3 standard contactor
AC-3 rated current 80A, 37kW (400V), suitable for general motor starting and switching.
Control voltage 230VAC
50/60Hz, equipped with 2NO+2NC auxiliary contacts, providing complete monitoring feedback.
Insulation voltage 1000V
Designed for pollution level 3, with a high main circuit withstand voltage rating, it is suitable for harsh industrial environments.
Mechanical life of 10 million cycles
With an IP20 protection rating, it complies with the IEC 60947-4-1 standard and is stable and reliable in operation.
project Specification
Applicable series/Size SIRIUS 3RT2 series, Size S3
Extreme number 3-pole (3NO main contact)
Rated current (AC-3) 80A
Rated power 37kW (400V)
Control/coil voltage 230VAC
Auxiliary contact configuration 2NO+2NC
Insulation voltage 1000V (Pollution Level 3)
Mechanical life 10 million operation cycles
External dimensions 70 (width) × 140 (height) × 152 (depth) mm
Protection level IP20 (front)
Certification IEC 60947-4-1, UL/CSA

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