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 weeks ago
3LD2103-2EP53
Siemens 3LD2103-2EP53 available at EU Automation. Get in touch today for a quick price.
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Full 12-month warranty
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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 3LD2103-2EP53 is a robust and reliable emergency stop switch designed for industrial applications. This 4-pole switch disconnector is part of the SENTRON family, known for its high-quality performance and durability. It features a rotary actuator with a distinctive red and yellow design, ensuring visibility and ease of use in emergency situations. The switch is front-mounted with a four-hole mounting system, providing secure installation. Rated for a current of 25 A, it supports an operating power of 9.5 kW at 400 V in AC-23A applications. With an IP65 protection class, it is well-suited for environments requiring dust-tight and water-resistant components. The Siemens 3LD2103-2EP53 is an ideal choice for use as a main switch, switch disconnector, or emergency stop switch, offering versatility and safety in various industrial settings.
| Specification | Description |
|---|---|
| Product Brand Name | SENTRON |
| Product Designation | Main and EMERGENCY-OFF switches |
| Type of Device | Fixed mounting |
| Operating Mechanism | Rotary actuator, red/yellow |
| Protection Class IP | IP65 |
| Number of Poles | 4 |
| Acceptability | Suitable for use as a switch disconnector, main switch, safety cut-out switch, emergency stop switch, and maintenance/repair switch |
| Product Equipment | Interlock available |
| Ambient Temperature | -25°C to +55°C |
| Operating Frequency | 50 to 60 Hz |
| Operating Voltage | Rated value of 690 V |
| Operating Current | Rated value of 25 A |
| Service Power | 7.5 kW at 400 V and 690 V for AC-3; 9.5 kW at 400 V and 690 V for AC-23 A |
| Mechanical Design | Front mounting with 4-hole fixation |
| Dimensions | Width: 67 mm, Height: 84 mm, Depth: 92.5 mm |
| Connection Type | Connection terminals for both main current circuit and auxiliary contact |
| Conductor Cross-Section | Main contacts: 1.5 to 16 mm² solid, 1.5 to 10 mm² finely stranded; Auxiliary contacts: 0.75 to 4 mm² solid, 0.75 to 2.5 mm² finely stranded |
| Certificates/Approvals | CSA, UL, CCC, GL, LRS, DNV, PRS |
| Product Function | Can be locked into OFF position |
| Hasp Thickness | Minimum 4 mm, Maximum 8 mm |
| Net Weight | 284 g |
The Siemens 3LD2103-2EP53 is a robust and versatile switch designed for various industrial applications. It serves as a main switch, emergency stop switch, and more, ensuring safety and reliability. With a rotary actuator and a high protection class of IP65, it is suitable for demanding environments. The switch supports a wide range of conductor cross-sections and is certified by multiple international standards, making it a reliable choice for your electrical systems.
What is the primary function of this part?
The Siemens 3LD2103-2EP53 is designed as a main and emergency-off switch, suitable for use as a switch disconnector, safety switch, and maintenance/repair switch.
What are the key specifications of this part?
This part has a rated operating current of 25 A, an insulation voltage of 690 V, and is suitable for use in environments with temperatures ranging from -25°C to 55°C.
What type of mounting does this part support?
The Siemens 3LD2103-2EP53 supports front mounting with a four-hole fixation.
Is this part suitable for outdoor use?
Yes, it has a protection class of IP65, making it suitable for outdoor use.
What is the colour of the actuating element?
The actuating element of this part is red.
Can this part be locked in the OFF position?
Yes, the Siemens 3LD2103-2EP53 can be locked into the OFF position.
What is the maximum operating power at 400 V?
The maximum operating power at 400 V is 9.5 kW for AC-23 A applications.
Does this part include auxiliary contacts?
Yes, it includes one normally open (NO) and one normally closed (NC) auxiliary contact.
What is the mechanical service life of this part?
The mechanical service life of the Siemens 3LD2103-2EP53 is approximately 100,000 operating cycles.
What are the dimensions of this part?
The dimensions are 67 mm in width, 84 mm in height, and 92.5 mm in depth.
- Used as a main switch in industrial electrical panels.
- Functions as an emergency stop switch for machinery and equipment.
- Serves as a safety cut-out switch in various electrical installations.
- Employed as a maintenance or repair switch to ensure safe servicing of equipment.
- Utilized in applications requiring a switch disconnector for isolating electrical circuits.
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.
2 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!
2 months ago
Paulo Pereira
Excellent service and communication…
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!
2 months ago
Gary
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.
3 months ago
Lessle Smith
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!
4 months ago
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