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3RF2430-1AB45
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Specification & Description
| Specification | Description |
|---|---|
| Part Number | 3RF2430-1AB45 |
| Alternative Part Number | 3RF24301AB45 |
| Manufacturer | Siemens |
| Product Type | Solid-State Contactor |
| Number of Poles | 3 |
| Operating Voltage | 48 to 600 V ac at 50/60 Hz |
| Operating Current | 30 A at AC-51, 22 A according to UL 508 |
| Control Supply Voltage | 4 to 30 V DC |
| Control Current | 22 mA at minimum control supply voltage, 30 mA at DC rated value |
| Blocking Voltage | Maximum permissible 1200 V |
| Surge Current Resistance | Rated value 1200 A |
| I²t Value | Maximum 7200 A²·s |
| Mounting Type | Screw and snap-on mounting onto 35 mm standard mounting rail |
| Connection Type | Screw-type terminals for main, auxiliary, and control current circuit |
| Conductor Cross-Section | Main contacts: solid/stranded 1.5 to 6 mm², finely stranded with core end processing 1 to 10 mm² |
| Ambient Operating Temperature | -25 to +60 °C |
| Installation Altitude | Maximum 1000 m above sea level |
| Protection Class | IP20 |
| Product Function | Zero-point switching |
| Dimensions (H x W x D) | 100 mm x 74.5/90.5 mm x 115.6/112.5 mm |
| Compliance | EMC Declaration of Conformity |
| Design | Two-phase controlled |
The Siemens 3RF2430-1AB45 is a robust solid-state contactor designed to facilitate efficient and reliable switching in industrial applications. This three-phase contactor is engineered to handle AC loads up to 30 A and is suitable for a wide operating voltage range of 48 to 600 V AC. Its two-phase controlled operation ensures precise control, while the zero-point switching function minimises electrical noise and wear on the device, contributing to a longer service life.
Constructed with a focus on durability, the 3RF2430-1AB45 boasts a blocking voltage of 1200 V and can withstand surge currents up to 1200 A, ensuring it can cope with demanding industrial environments. The contactor's compact design allows for convenient installation and side-by-side mounting on a standard 35 mm DIN rail, making it a versatile choice for panel builders and system integrators.
The control circuit operates on a DC voltage range of 4 to 30 V, with a control current at a rated value of 30 mA. This solid-state contactor is also designed with safety in mind, featuring an IP20 protection class, which provides a degree of protection against solid objects.
With its combination of performance, reliability, and ease of installation, the Siemens 3RF2430-1AB45 is an excellent choice for those seeking a high-quality solid-state switching solution for their industrial control systems.
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Frequently Asked Questions
What is the current rating of this solid-state contactor?
The solid-state contactor is rated for 30 A.
Can this contactor be used with different voltage systems?
Yes, it is suitable for operating voltages ranging from 48 to 600 V ac.
What type of switching does the contactor use?
It utilises zero-point switching.
What is the maximum blocking voltage of the thyristors in this contactor?
The maximum blocking voltage for the thyristors is 1200 V.
What is the protection class of this contactor?
The contactor has a protection class of IP20.
Is this contactor suitable for side-by-side mounting?
Yes, it is designed for side-by-side mounting onto a 35 mm standard mounting rail.
What are the ambient temperature limits for operating this contactor?
The contactor can operate within an ambient temperature range of -25 to +60 °C.
What is the insulation voltage rating of this contactor?
The insulation voltage rating is 600 V.
How many poles does this contactor have for the main current circuit?
It has 3 poles for the main current circuit.
What type of terminals does this contactor have for electrical connections?
It features screw-type terminals for electrical connections.
