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Specification & Description
| Specification | Description |
|---|---|
| Part Number | 3RT1034-1AL20 |
| Alternative Part Number | 3RT10341AL20 |
| Manufacturer | Siemens |
| Rated Operational Voltage | 400 V AC (for main circuit) |
| Control Supply Voltage | 230 V AC, 50/60 Hz |
| Number of Poles | 3 |
| Contactor Size | S2 |
| Connection Type | Screw connection |
| Rated Operational Current | AC-1: 50 A at 400 V; AC-3: 32 A at 400 V |
| Rated Power | AC-3: 15 kW at 400 V |
| Insulation Voltage | Rated at 690 V |
| Degree of Pollution | 3 |
| Surge Voltage Resistance | Rated at 6 kV |
| Protection Class IP | IP00 for front and terminal |
| Mechanical Operating Cycles | Typical 10,000,000 for contactor; 5,000,000 with electronics-compatible auxiliary switch block |
| Ambient Operating Temperature | -25 … +60 °C |
| Installation Altitude | Up to 2,000 meters above sea level |
The Siemens 3RT1034-1AL20 is a robust power contactor designed to handle high switching capacities efficiently and reliably. This contactor is engineered for AC-3 applications and is capable of managing motors with a power rating of up to 15 kW at 400 V. It operates with a control voltage of 230 V AC and is suitable for a frequency range of 50/60 Hz.
Constructed with three poles and featuring a size S2 frame, the 3RT1034-1AL20 is equipped with screw connections for secure and straightforward installation. Its compact design allows for space-saving installation in various industrial environments. The contactor is built to withstand a mechanical operating life of up to 10 million cycles, ensuring long-term reliability and performance.
This Siemens contactor is designed with user safety in mind, boasting an IP20 protection class on the front, which helps to prevent the ingress of solid objects and enhances the safety of the device. Additionally, it can be installed at altitudes up to 2000 meters above sea level without compromising its functionality.
The 3RT1034-1AL20 is a testament to Siemens' commitment to quality and durability, making it a suitable choice for a wide range of industrial switching applications. Its design and construction are in line with the high standards expected from Siemens, ensuring that it delivers consistent performance and contributes to the smooth operation of your electrical systems.
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Frequently Asked Questions
What is the voltage rating for the power contactor?
The power contactor is rated for an insulation voltage of 690 V and has a control supply voltage of 230 V AC at both 50 and 60 Hz.
Can you describe the size and installation requirements?
The contactor is of size S2 and requires an installation altitude of up to 2000 metres above sea level. The ambient operating temperature range is from -25 to +60 degrees Celsius.
What is the protection class of the contactor?
The front of the contactor has a protection class of IP20, while the terminal has a protection class of IP00.
How many poles does this contactor have?
This contactor is a 3-pole device, suitable for various three-phase applications.
What is the mechanical service life of the contactor?
The mechanical service life of the contactor is typically 10 million operating cycles, ensuring long-term reliability.
What are the main contact ratings for this contactor?
The contactor has three NO (normally open) contacts for the main circuit, with an operating current at AC-3 of 32 A at 400 V.
What are the dimensions of the contactor?
The contactor has a width of 55 mm and a depth of 115 mm, making it compact for its capabilities.
What is the required spacing for installation?
When installing the contactor, a spacing of 6 mm is required for grounded parts at the side.
What is the switching capacity of the contactor?
The contactor is capable of switching up to 15 kW at 400 V in AC-3 utilisation category, which is typical for motor control applications.
How is the contactor connected?
The contactor features screw terminal connections, providing a secure and reliable means of integrating it into electrical circuits.
