steve
Got hold of Sime for a Carrier card for…
Got hold of Sime for a Carrier card for a chiller. Machine down in a factory. Received the new card in express time machine and plant now up and running fantastic service form Sime
3 months ago
3LD2704-0TK53
Siemens 3LD2704-0TK53 available at EU Automation. Get in touch today for a quick price.
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What happens next?
1. Email confirmation
You will get an email confirming that we have received your enquiry.
2. Dedicated Account Manager
One of our team will be in touch to confirm your part(s) specification and condition.
3. Your quote
You will receive a comprehensive quote tailored to your specific needs.
The Siemens 3LD2704-0TK53 is a robust switch disconnector designed to ensure a high level of safety and reliability for industrial applications. This three-pole emergency switching-off switch is rated for 100 A and can handle operating voltages up to 690 V, making it suitable for a wide range of power distribution tasks. With a fixed mount design, it measures 90 x 112.9 x 90 mm, fitting seamlessly into various control panels and machinery interfaces.
Crafted for durability and consistent performance, the switch features a rotary actuator with a red/yellow colour scheme, which is universally recognised for emergency stop functions. The IP65 protection class signifies that the unit is dust-tight and protected against jets of water, ensuring it can withstand harsh industrial environments.
The switch disconnector is versatile, doubling as a main switch, safety switch, maintenance/repair switch, and more, highlighting its adaptability across different roles. Its mechanical service life is impressive, with the ability to perform reliably through numerous operating cycles.
Engineered with user safety in mind, the Siemens 3LD2704-0TK53 is finger-safe and comes with an interlock feature to prevent accidental or unauthorised operation. Its compact dimensions and straightforward four-hole mounting process facilitate easy installation, making it a practical choice for engineers and electricians looking to maintain or upgrade power management systems.
Overall, the Siemens 3LD2704-0TK53 switch disconnector is a testament to Siemens' commitment to quality, offering a dependable solution for controlling power in industrial settings.
Crafted for durability and consistent performance, the switch features a rotary actuator with a red/yellow colour scheme, which is universally recognised for emergency stop functions. The IP65 protection class signifies that the unit is dust-tight and protected against jets of water, ensuring it can withstand harsh industrial environments.
The switch disconnector is versatile, doubling as a main switch, safety switch, maintenance/repair switch, and more, highlighting its adaptability across different roles. Its mechanical service life is impressive, with the ability to perform reliably through numerous operating cycles.
Engineered with user safety in mind, the Siemens 3LD2704-0TK53 is finger-safe and comes with an interlock feature to prevent accidental or unauthorised operation. Its compact dimensions and straightforward four-hole mounting process facilitate easy installation, making it a practical choice for engineers and electricians looking to maintain or upgrade power management systems.
Overall, the Siemens 3LD2704-0TK53 switch disconnector is a testament to Siemens' commitment to quality, offering a dependable solution for controlling power in industrial settings.
| Specification | Description |
|---|---|
| Part Number | 3LD2704-0TK53 |
| Alternative Part Number | 3LD27040TK53 |
| Manufacturer | Siemens |
| Product Type | Switch Disconnector |
| Rated Operational Voltage | 690 V |
| Rated Current | 100 A |
| Mounting Type | Fixed Mount |
| Dimensions | 90 x 112.9 x 90 mm |
| Number of Poles | 3-pole |
| Operating Mechanism | Rotary actuator, red/yellow |
| Protection Class | IP65 |
| Continuous Current | 100 A |
| Short-time Current Resistance | 2,000 A (at 690 V, limited to 1 s) |
| Operating Frequency | 50 Hz initial value, 60 Hz full-scale value |
| Operating Power | At AC-23 A / 400 V: 37 kW, At AC-23 A / 690 V: 30 kW, At AC-3 / 400 V: 30 kW, At AC-3 / 690 V: 22 kW |
| Insulation Voltage | 690 V rated value |
| Surge Voltage Resistance | 6,000 V rated value |
| Mechanical Service Life | 100,000 switching cycles for main contacts |
| Suitability for Use | Main switch, switch disconnector, EMERGENCY OFF switch, safety switch, maintenance/repair switch |
| Product Feature | Interlock |
What is the voltage rating for this switch disconnector?
The switch disconnector is rated for an insulation voltage of 690 V.
Can this switch disconnector be used as an emergency stop switch?
Yes, it is designed to function as an emergency stop switch with a red/yellow rotary actuator for visibility and safety.
What is the continuous current rating of this device?
The device has a continuous current rating of 100 A.
What are the dimensions of this switch disconnector?
The dimensions are 90 x 112.5 x 107 mm (Width x Depth x Height).
What type of mounting does this switch support?
It supports front mounting with a four-hole attachment.
What is the protection class of this switch disconnector?
The protection class for this device is IP65, indicating a high level of protection against dust and water jets.
What is the mechanical service life of the main contacts?
The main contacts have a mechanical service life of typically 100,000 operating cycles.
Is there an interlock feature available on this switch disconnector?
Yes, it comes with an interlock feature to enhance safety during maintenance and operation.
What is the short-time current resistance of this device?
The short-time current resistance (Icw) at 690 V, limited to 1 s, is rated at 2,000 A.
What types of conductors can be connected to the main contacts?
The main contacts can accommodate solid or stranded conductors ranging from 4 mm² to 50 mm², and finely stranded conductors with core end processing up to 35 mm².
- Isolation and disconnection of electrical circuits for maintenance and safety purposes
- Emergency stop functions in industrial machinery to ensure rapid power cut-off
- Main switch for disconnecting power in commercial and industrial installations
- Use as a safety switch to secure electrical circuits during repair or servicing
- Switch disconnector in distribution boards for reliable circuit control
- Integration into control panels for machinery and process lines
- Utilised as part of a lockout/tagout (LOTO) system for electrical safety compliance
- Application in HVAC systems for safe maintenance and servicing
- Employed in manufacturing plants to isolate sections of the plant for safe intervention
- Installation in agricultural equipment to provide a means of power isolation
This content has been produced using multiple sources. EU Automation takes no responsibility for the accuracy of this information. Always consult the original equipment manufacturer for the most up to date instructions and information.
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Customer reviews
steve
Daniel
Excellent customer service...
Alex Bailey is my main point of contact at EU Automation...he is extremely friendly, has exceptional customer service skills and always offers great pricing & lead times.
4 months ago
Jerry Schrink
Tom Higgins provided amazing service
Tom Higgins provided great prompt service. I contacted Tom by phone and within 10 minutes there was a quote in my in box. WOW Thank you Tom and Thank you EU Automation!
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Excellent service and communication from Alex Bailey. He truly goes above and beyond to ensure his clients are 100% satisfied. The entire process was seamless, and his attention to detail made a huge difference. Highly recommended for anyone looking for amazing service!
5 months ago
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Tom Higgins did a great job at getting…
Tom Higgins did a great job at getting us the part we needed. He saw a concern with the part a verified before shipping.
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Thomas Higgins has gone above and…
Thomas Higgins has gone above and beyond to make things happen for my facility. His customer service and knowledge were an asset in helping me with my order and the logistics challenges!
6 months ago
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