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Specification & Description
| Specification | Description |
|---|---|
| Part Number | 3RT1015-2BB42 |
| Alternative Part Number | 3RT10152BB42 |
| Manufacturer | Siemens |
| Product Type | Power Contactor |
| Poles | 3 Poles |
| Contacts | 1 Normally Closed (NC) |
| Rated Operational Current | 7 A (at AC-3) |
| Power Rating | 11 kW @ 400 V |
| Control Voltage | 24 V DC |
| Contactor Size | S00 |
| Connection Type | Spring-loaded terminals |
| Mechanical Service Life | 30 million switching cycles for contactor typical |
| Degree of Pollution | 3 |
| Protection Class | IP20 on the front and terminals |
| Installation Altitude | Maximum 2,000 m above sea level |
| Ambient Operating Temperature | -25 to +60 °C |
| Mounting Type | Screw and snap-on mounting onto 35 mm standard mounting rail according to DIN EN 50022 |
| Dimensions (H x W x D) | 60 mm x 45 mm x 73 mm |
| Conductor Cross-section | Main contacts: 2x (0.25 ... 2.5 mm²) solid or stranded, Auxiliary contacts: 2x (0.25 ... 2.5 mm²) solid or stranded |
| Approvals | General Product Approval, Functional Safety, Safety of Machinery, and others as per Siemens standards |
The Siemens 3RT1015-2BB42 Power Contactor is a robust and reliable switching device designed for industrial applications. This contactor is part of the SIRIUS product family, known for its high-quality performance and durability. With a compact size S00, it is suitable for space-saving installations and can be easily integrated into various control systems.
The 3RT1015-2BB42 features three poles and one normally closed (NC) contact, making it ideal for controlling motors in AC-3 applications up to 7 A and 3 kW at 400 V. It is also capable of handling DC operations with a rated control supply voltage of 24 V dc. The contactor is equipped with spring-loaded terminals, ensuring a secure and maintenance-free electrical connection.
Designed to withstand challenging industrial environments, it has a mechanical service life of up to 30 million switching cycles, highlighting its longevity and reliability. The contactor operates efficiently within an ambient temperature range of -25 to +60 degrees Celsius and can be installed at altitudes up to 2000 metres above sea level without derating.
The 3RT1015-2BB42 is engineered with user safety in mind, featuring an IP20 protection class on the front and terminals, which helps to prevent direct contact with live components. Its ease of installation, with options for screw and snap-on mounting onto a 35 mm standard mounting rail, makes it a versatile choice for a wide range of industrial applications.
Commonly Asked Questions
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Frequently Asked Questions
What are the main characteristics of this power contactor?
This Siemens power contactor is a 3-pole device with a 24 V DC control voltage. It's designed for AC-3 applications up to 7 A and 3 kW at 400 V. It also features 1 normally closed (NC) contact and is of size S00, making it suitable for compact installations.
Can this contactor be mounted on a DIN rail?
Yes, the contactor is designed for both screw and snap-on mounting onto a 35 mm standard mounting rail according to DIN EN 50022, allowing for easy and secure installation.
What is the mechanical service life of this contactor?
The mechanical service life of the contactor is typically 30 million operating cycles, ensuring a long-lasting and reliable performance in various applications.
What type of terminals does this contactor have?
The contactor is equipped with spring-loaded terminals for both the main current circuit and the auxiliary and control current circuit, facilitating a quick and secure connection.
What is the maximum operating altitude for this contactor?
The contactor can be installed at a maximum altitude of 2,000 meters above sea level without derating, which accommodates a wide range of industrial environments.
What is the ambient temperature range for operating this contactor?
The contactor is designed to operate within an ambient temperature range of -25°C to +60°C, making it suitable for various climatic conditions.
What is the degree of protection provided by the contactor?
The contactor provides a protection class of IP20 on the front and of the terminal, which offers protection against solid objects larger than 12.5 mm but not against water.
What is the required spacing for side-by-side mounting of this contactor?
When mounting this contactor side-by-side with other equipment, a spacing of 6 mm is required for grounded parts to ensure proper clearance and ventilation.
What are the dimensions of this contactor?
The dimensions of the contactor are 60 mm in height, 45 mm in width, and 73 mm in depth, which is compact and suitable for installations where space is at a premium.
What types of conductors can be connected to this contactor?
The contactor can accommodate various types of conductors for the main and auxiliary contacts, including solid, single or multi-stranded, and finely stranded with or without core end processing, with cross-sections ranging from 0.25 to 2.5 mm².
