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Specification & Description
| Specification | Description |
|---|---|
| Part Number | 3RF2320-1BA02 |
| Alternative Part Number | 3RF23201BA02 |
| Manufacturer | Siemens |
| Product Type | Solid-state contactor |
| Number of Phases | 1-phase |
| Operating Voltage Range | 24 to 230 V AC at 50/60 Hz |
| Control Supply Voltage | 15 to 24 V DC |
| Operating Current | 20 A at AC-1/AC-51, 12 A according to UL 508 |
| Minimum Operating Current | 500 mA |
| Insulation Voltage | Rated at 600 V |
| Voltage Slew Rate | Maximum permissible 1000 V/µs |
| Blocking Voltage | Maximum permissible 800 V |
| Reverse Current | 10 mA |
| Surge Current Resistance | Rated value 600 A |
| I²t Value | Maximum 1,800 A²·s |
| Control Current | 15 mA at DC rated value |
| Switch-on Delay Time | 1 ms |
| Off-delay Time | 1 ms; additionally max. one half-wave |
| Installation Altitude | Up to 1,000 m above sea level |
| Ambient Operating Temperature Range | -25 to +60 °C |
| Storage Temperature Range | -55 to +80 °C |
| Resistance against Vibration | According to IEC 60068-2-6, 2g |
| Resistance against Shock | According to IEC 60068-2-27, 15g / 11 ms |
| Mounting Type | Screw and snap-on mounting onto 35 mm standard mounting rail |
| Dimensions (H x W x D) | 100 mm x 22.5 mm x 123.5 mm; 140.5 mm up to product revision E05 |
| Electrical Connection | Screw-type terminals for main current circuit and auxiliary/control circuit |
| Connectable Conductor Cross-section | For main contacts: solid or stranded 1.5 to 6 mm², finely stranded with core end processing 1 to 10 mm² |
| Protection Class | IP20 |
| Product Function | Instantaneous switching |
The Siemens 3RF2320-1BA02 is a high-quality solid-state contactor designed for seamless and efficient control of AC loads. This single-phase contactor is part of the SIRIUS product family, renowned for its reliability and performance in a wide range of industrial applications. With an operating voltage range of 24 to 230 V at both 50 and 60 Hz, it offers versatility for various electrical systems.
The 3RF2320-1BA02 is engineered to handle an operating current of up to 20 A at AC-1 and AC-51, with a minimum operating current of 500 mA, making it suitable for moderate to heavy-duty operations. The contactor boasts an instantaneous switching function, ensuring rapid response times for your machinery and processes.
Designed with a compact form factor, the contactor measures 100 mm in height, 22.5 mm in width, and 123.5 mm in depth, allowing for efficient use of space within electrical cabinets. It can be easily mounted onto a 35 mm standard mounting rail, with the option for side-by-side mounting, providing flexibility in installation.
The 3RF2320-1BA02 is built to withstand challenging industrial environments, with an insulation voltage rated at 600 V and a surge voltage resistance of the main circuit rated at 6 kV. It also demonstrates resilience against physical stresses, with a shock resistance according to IEC 60068-2-27 of 15g / 11 ms and a vibration resistance according to IEC 60068-2-6 of 2g.
For secure and reliable connections, the contactor features screw-type terminals for both the main current circuit and auxiliary and control circuits. It accommodates a range of conductor cross-sections, ensuring compatibility with various wire types and sizes.
The Siemens 3RF2320-1BA02 solid-state contactor is a robust and dependable choice for industrial professionals seeking precise control and long-term durability in their electrical systems.
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Frequently Asked Questions
What is the function of this solid-state contactor?
The solid-state contactor is designed for instantaneous switching, providing a reliable and fast method to control power to a load in industrial applications.
Can this contactor be used for three-phase applications?
No, this contactor is specifically designed for single-phase applications.
What is the maximum operating current for this contactor?
The maximum operating current for the 3RF2320-1BA02 at AC-1 is 20A at 400V.
What is the range of operating voltage for this contactor?
The operating voltage range for this contactor is 24 to 230V AC at both 50 and 60 Hz.
What type of mounting can be used with this contactor?
This contactor can be mounted using screw and snap-on mounting onto a 35 mm standard mounting rail.
What is the protection class of this contactor?
The protection class for this contactor is IP20.
What are the ambient temperature limits for operating this contactor?
The ambient temperature range for operating this contactor is between -25°C and +60°C.
What is the insulation voltage rating for this contactor?
The insulation voltage rating for this contactor is 600V.
What is the product's resistance to vibrations and shocks?
The contactor is resistant to vibrations according to IEC 60068-2-6 with 2g and to shocks according to IEC 60068-2-27 with 15g / 11 ms.
What type of terminals does this contactor have for electrical connections?
This contactor is equipped with screw-type terminals for both the main current circuit and the auxiliary and control current circuit.
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