Siemens SENTRON 5TT INSTA Contactor, 24 V ac/dc Coil, 4-Pole, 40 A, 4NO, 400 V ac
- RS Stock No.:
- 151-1257
- Mfr. Part No.:
- 5TT5040-2
- Brand:
- Siemens
Subtotal (1 unit)*
£128.07
(exc. VAT)
£153.68
(inc. VAT)
FREE delivery for orders over £50.00
In Stock
- 2 unit(s) ready to ship from another location
- Plus 5 unit(s) shipping from 15 October 2025
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Units | Per unit |
|---|---|
| 1 + | £128.07 |
*price indicative
- RS Stock No.:
- 151-1257
- Mfr. Part No.:
- 5TT5040-2
- 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 ac/dc | |
| Number of Poles | 4 | |
| Contact Voltage Rating | 400 V ac | |
| Contact Current Rating | 40 A | |
| Series | 5TT INSTA | |
| Range | SENTRON | |
| Normal State Configuration | 4NO | |
| Terminal Type | Screw | |
| Width | 53.5mm | |
| Length | 90mm | |
| Depth | 71mm | |
| Mounting Style | DIN Rail Mount | |
| Pole and Throw Configuration | 4PST | |
| Load Voltage | 400V ac | |
| Control Voltage | 24 V ac/dc | |
| Load Current | 40A | |
Select all | ||
|---|---|---|
Brand Siemens | ||
Coil Voltage 24 V ac/dc | ||
Number of Poles 4 | ||
Contact Voltage Rating 400 V ac | ||
Contact Current Rating 40 A | ||
Series 5TT INSTA | ||
Range SENTRON | ||
Normal State Configuration 4NO | ||
Terminal Type Screw | ||
Width 53.5mm | ||
Length 90mm | ||
Depth 71mm | ||
Mounting Style DIN Rail Mount | ||
Pole and Throw Configuration 4PST | ||
Load Voltage 400V ac | ||
Control Voltage 24 V ac/dc | ||
Load Current 40A | ||
- COO (Country of Origin):
- SI
Siemens 5TT INSTA Series Contactor, 24V Control Voltage, 40A Current Rating - 5TT5040-2
This contactor is a crucial component in electrical systems, designed to manage and control power circuits effectively. With a compact design measuring 90mm in length, 53.5mm in width, and 71mm in depth, it operates at a coil voltage of 24V AC/DC and is equipped with four normally open contacts. The robust construction meets various industry standards, ensuring durability and reliability in operation.
Features & Benefits
• Supports a control voltage of 24V AC or DC for versatile operation
• Designed for DIN rail mounting, simplifying installation processes
• Features a 400V AC contact voltage rating, suitable for high-power requirement
• Constructed with screw terminals for secure and durable connections
• IP20 protection class ensures safety in various working environments
• Designed for DIN rail mounting, simplifying installation processes
• Features a 400V AC contact voltage rating, suitable for high-power requirement
• Constructed with screw terminals for secure and durable connections
• IP20 protection class ensures safety in various working environments
Applications
• Used in automation processes that require reliable control solutions
• Integrated into electrical distribution systems for power management
• Utilised within motor control circuits to switch various loads
• Applicable in control panels for efficient electrical operations
• Integrated into electrical distribution systems for power management
• Utilised within motor control circuits to switch various loads
• Applicable in control panels for efficient electrical operations
What types of loads are suitable for operation with this contactor?
It is suitable for controlling motors, lighting loads, heating equipment, and other electrical appliances requiring a significant current draw up to 40A.
How does the screw terminal design enhance performance?
The screw terminal design allows for secure connections, reducing the risk of loose wiring, ensuring stable operation under heavy loads and continuous use.
What measures should be taken to ensure proper heat dissipation during installation?
Proper spacers must be utilised during installation to allow for adequate airflow around the device, promoting effective heat dissipation and preventing overheating during operation.