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Siemens SIRIUS 3RT Size S0, 3RT2 Contactor, 24 V dc Coil, 3-Pole, 17 A, 7.5 kW, 3NO, 400 V ac
- RS Stock No.:
- 861-3263
- Mfr. Part No.:
- 3RT2025-1BB44-3MA0
- Brand:
- Siemens
Subtotal (1 unit)*
£111.80
(exc. VAT)
£134.16
(inc. VAT)
FREE delivery for orders over £50.00
In Stock
- 2 unit(s) ready to ship
- Plus 4 unit(s) ready to ship from another location
- Plus 2 unit(s) shipping from 23 October 2025
Need more? Click ‘Check delivery dates’ to find extra stock and lead times.
Units | Per unit |
|---|---|
| 1 + | £111.80 |
*price indicative
Better World
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- RS Stock No.:
- 861-3263
- Mfr. Part No.:
- 3RT2025-1BB44-3MA0
- Brand:
- Siemens
Specifications
Technical Reference
Legislation and Compliance
Product Details
Find similar products by selecting one or more attributes.
Select all | Attribute | Value |
|---|---|---|
| Brand | Siemens | |
| Coil Voltage | 24 V dc | |
| Number of Poles | 3 | |
| Contact Voltage Rating | 400 V ac | |
| Contact Current Rating | 17 A | |
| Range | SIRIUS 3RT | |
| Power Rating | 7.5 kW | |
| Series | Size S0, 3RT2 | |
| Normal State Configuration | 3NO | |
| Auxiliary Contact Configuration | 2NO + 2NC | |
| Number Of Auxiliary Contacts | 4 | |
| Terminal Type | Screw | |
| Width | 45mm | |
| Length | 85mm | |
| Depth | 151mm | |
| Better World Product | Yes | |
| Better World Claim | Low carbon manufacture | |
| Control Voltage | 24 V dc | |
| Load Current | 17A | |
| Load Voltage | 400V ac | |
| Minimum Operating Temperature | -25°C | |
| Pole and Throw Configuration | 3PST | |
| Maximum Operating Temperature | +60°C | |
| Mounting Style | DIN Rail | |
Select all | ||
|---|---|---|
Brand Siemens | ||
Coil Voltage 24 V dc | ||
Number of Poles 3 | ||
Contact Voltage Rating 400 V ac | ||
Contact Current Rating 17 A | ||
Range SIRIUS 3RT | ||
Power Rating 7.5 kW | ||
Series Size S0, 3RT2 | ||
Normal State Configuration 3NO | ||
Auxiliary Contact Configuration 2NO + 2NC | ||
Number Of Auxiliary Contacts 4 | ||
Terminal Type Screw | ||
Width 45mm | ||
Length 85mm | ||
Depth 151mm | ||
Better World Product Yes | ||
Better World Claim Low carbon manufacture | ||
Control Voltage 24 V dc | ||
Load Current 17A | ||
Load Voltage 400V ac | ||
Minimum Operating Temperature -25°C | ||
Pole and Throw Configuration 3PST | ||
Maximum Operating Temperature +60°C | ||
Mounting Style DIN Rail | ||
- Switching Devices for Load Feeders
- Datasheet_3RT2025-1BB44-3MA0
- Sirius Innovation Accessory Guide
- Sirius Innovation Catalogue
- Sirius Innovations Switching Devices
- Solutions for frequent switching or soft starting
- Basic Information
- Siemens Sirius Migration
- Sirius: Migrating From Classic to Innovation
- Environmental Product Declaration - Overview
- Siemens EcoTech label
- Environmental Product Declaration
- Instruction Sheet - 3RT2.1/3RH21/3RH24 Series
- Manual - Short-Circuit Current Rating of Industrial Control Panels
RoHS Status: Exempt
- COO (Country of Origin):
- DE
Siemens size S0, 3RT2 Series Contactor, 17A Current Rating, 400V Ac Voltage - 3RT2025-1BB44-3MA0
This contactor is a crucial component in industrial electrical control systems. This product offers reliable operation with a 400V AC contact voltage rating and a 17A current rating. Designed for use in automation and control applications, it measures 85mm in length, 45mm in width, and 151mm in depth, making it suitable for DIN rail mounting.
Features & Benefits
• Operates efficiently with a 24V DC coil voltage
• Includes 4 auxiliary contacts, enhancing versatility
• Compact size optimises space on DIN rail installations
• High mechanical service life of up to 10 million cycles
• Includes 4 auxiliary contacts, enhancing versatility
• Compact size optimises space on DIN rail installations
• High mechanical service life of up to 10 million cycles
Applications
• Used for motor control in manufacturing processes
• Integrates seamlessly into electrical control devices in automation
• Suitable for various industrial environments requiring safety functions
• Ideal for that require durable performance under harsh conditions
• Integrates seamlessly into electrical control devices in automation
• Suitable for various industrial environments requiring safety functions
• Ideal for that require durable performance under harsh conditions
What is the significance of the 24V DC coil voltage in its operation?
The 24V DC coil voltage allows for compatibility with a variety of control systems, enabling efficient operation and energy savings in low-voltage applications. This makes it particularly useful in automation setups where space-saving and lower voltage levels are preferred.
How does it handle extreme temperatures?
This contactor maintains reliable performance within an ambient temperature range of -25°C to +60°C, making it suitable for diverse environments, from frigid locations to high heat areas found in many industrial applications.
What kind of auxiliary contacts does it provide?
It features 4 auxiliary contacts configured as 2 normally open (NO) and 2 normally closed (NC), allowing for greater control options and flexibility in circuit designs, crucial for modern electrical applications.
