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Specification & Description
| Specification | Description |
|---|---|
| Part Number | 3RT2027-1CL24-3MA0 |
| Alternative Part Number | 3RT20271CL243MA0 |
| Manufacturer | Siemens |
| Product Type | Contactor |
| Size of Contactor | S0 |
| Utilisation Category | AC-3 |
| Rated Operational Power | 15 kW at 400V |
| Number of Main Contacts | 2 Normally Open (NO), 2 Normally Closed (NC) |
| Control Supply Voltage | AC 230V 50/60Hz |
| Auxiliary Circuit Connection | Screw-type terminals |
| Main Circuit Connection | Screw-type terminals |
| Insulation Voltage | Rated at 690V |
| Degree of Pollution | 3 |
| Installation Altitude | Up to 2000 metres above sea level |
| Ambient Temperature Range | -25°C to +60°C during operation, -55°C to +80°C during storage |
| Shock Resistance | Rectangular impulse: 8.3g / 5 ms, 5.3g / 10 ms; Sine pulse: 13.5g / 5 ms, 8.3g / 10 ms |
| Impulse Voltage Resistance | Rated value 6kV |
| Protection Class | IP20 |
| Product Extensions | No auxiliary switch or function module for communication |
| Safety | Finger-safe |
| Clearances | For live parts: 10 mm forwards, upwards, downwards; 6 mm at the side |
| Conductor Cross-Section | Main contacts: 1...10 mm² solid/stranded, Auxiliary contacts: 0.5...2.5 mm² single/multi-stranded |
| Approvals | General Product Approval, EMC, Functional Safety/Safety of Machinery |
The Siemens 3RT2027-1CL24-3MA0 is a high-quality contactor designed to meet the rigorous demands of industrial applications. This robust component is part of the SIRIUS product family and is engineered to facilitate the switching of motors, ensuring efficient and reliable operation in a variety of settings.
Crafted for AC-3 applications, this contactor is capable of handling 15 kW at 400V, making it suitable for a wide range of power management tasks. It features a coil voltage of AC 230V at 50/60Hz and comes equipped with a built-in varistor, providing protection against voltage spikes and enhancing the longevity of the device.
The contactor boasts a compact size S0 footprint, which allows for space-saving installation within electrical cabinets. It also includes 2 normally open (NO) and 2 normally closed (NC) contacts, offering flexibility in circuit design and control.
With an insulation voltage rated at 690V and an impulse voltage resistance of 6kV, the Siemens 3RT2027-1CL24-3MA0 ensures safe operation even under challenging electrical conditions. The device is also finger-safe, providing additional protection against electrical shock during handling and maintenance.
The mechanical service life of this contactor is impressive, with up to 10 million operating cycles, indicating a long-lasting and durable performance. It is designed to operate within an ambient temperature range of -25 to +60°C, making it resilient in diverse environmental conditions.
The Siemens 3RT2027-1CL24-3MA0 is a testament to Siemens' commitment to quality, reliability, and innovation in electrical control technology. It is an essential component for professionals seeking to optimise their power management systems with a dependable and efficient solution.
Commonly Asked Questions
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Frequently Asked Questions
What type of contactor is this?
This is an AC-3 rated contactor suitable for controlling motors, with a power rating of 15 kW at 400V. It features 2 normally open (NO) and 2 normally closed (NC) contacts, and is equipped with a plugged-in varistor.
Can this contactor be used for communication functions?
No, this contactor does not have a function module for communication.
What is the size of this contactor?
The contactor is of size S0, which is a standard size for this type of device within the industry.
What is the rated insulation voltage of the contactor?
The rated insulation voltage for this contactor is 690V.
What is the protection class of the contactor?
The protection class on the front of the contactor is IP20, indicating a level of protection against solid objects but not against liquids.
What are the ambient temperature operating limits for this contactor?
The contactor can operate within an ambient temperature range of -25°C to +60°C during operation, and can be stored in temperatures ranging from -55°C to +80°C.
What is the mechanical service life of the contactor?
The mechanical service life of the contactor is typically around 10 million switching cycles, indicating its durability and longevity.
What type of terminals does the contactor have?
This contactor is equipped with screw-type terminals for secure and reliable connections.
Is the contactor finger-safe?
Yes, the design of the contactor ensures protection against electrical shock, making it finger-safe.
What certifications does the contactor have?
The contactor has general product approval and may include certifications such as EMC, but specific details should be checked in the product documentation for the most accurate and up-to-date information.
Part conditions explained
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New unboxed: The product does not come in its original packaging, but it has never been used and is in great working condition.
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Used: The product has been previously owned and has been used. It may show signs of wear and tear but is still functional and operational. The condition may vary depending on the specific item and its usage history.
