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Specification & Description
| Specification | Description |
|---|---|
| Part Number | 3LD2504-1TP51 |
| Alternative Part Number | 3LD25041TP51 |
| Manufacturer | Siemens |
| Product Type | Main Switch |
| Poles | 3-pole |
| Rated Operational Current | Iu: 63 A |
| Operating Power at AC-23 A | 22 kW at 400 V |
| Operating Mechanism | Rotary actuator, black |
| Protection Class | IP65 |
| Acceptable Applications | Switch disconnector, main switch, safety cut-out switch, maintenance/repair switch |
| Interlock Capability | Yes |
| Ambient Operating Temperature | -25 … +55 °C |
| Mechanical Service Life | 100,000 switching cycles |
| Electrical Endurance | 6,000 switching cycles at AC-23 A / 690 V |
| Connection Type | Connection terminals for main current circuit and auxiliary contact |
| Conductor Cross-Section | Main contacts: 2.5 to 35 mm² solid/stranded, 16 mm² finely stranded with conductor end processing |
| Approvals | CSA, UL, CCC, GL, LRS, DNV, PRS |
The Siemens 3LD2504-1TP51 is a robust and reliable main switch designed to meet the demands of industrial power management. This 3-pole switch disconnector is engineered to handle an operating current of up to 63 A and is capable of managing operating power at AC-23 A at 400 V up to 22 kW, making it suitable for a wide range of applications.
Crafted with a focus on durability, the 3LD2504-1TP51 boasts a mechanical service life of typically 100,000 switching cycles, ensuring longevity and consistent performance in demanding environments. The switch features a front-mounted design with a rotary operating mechanism, complete with a black, short rotary knob for ease of operation.
The switch is designed with safety in mind, featuring finger-safe protection against electrical shock. It also has an IP65 protection class, making it dust-tight and protected against jets of water, suitable for use in various industrial settings where exposure to such elements is a concern.
With a rated insulation voltage of 690 V and an impulse voltage resistance rated at 6,000 V, the Siemens 3LD2504-1TP51 is built to withstand challenging electrical conditions. Its compact dimensions, with a width of 90 mm, height of 106 mm, and depth of 110.5 mm, allow for efficient use of space within electrical installations.
The switch disconnector is also equipped with 1 NC (normally closed) and 1 NO (normally open) auxiliary contacts, providing additional flexibility for control circuit applications. The connection terminals are designed to accommodate a range of conductor cross-sections, ensuring compatibility with various wiring requirements.
Overall, the Siemens 3LD2504-1TP51 is a versatile and high-performing component that offers reliability and efficiency for managing electrical circuits in industrial applications. Its robust construction and thoughtful design make it a valuable addition to any power distribution or control system.
Commonly Asked Questions
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Frequently Asked Questions
What type of switch is this and what are its main uses?
This is a SENTRON switch disconnector, commonly used as a main switch in various industrial applications. It's designed for fixed mounting and can be used as a switch disconnector, safety switch, and maintenance/repair switch.
Can this switch be locked in the OFF position?
Yes, the switch can be locked in the OFF position, enhancing safety during maintenance or repair operations.
What is the rated operating power of this switch at 400 V?
The rated operating power of the switch at AC-23 A at 400 V is 22 kW.
What is the rated operating current for this switch?
The rated operating current for the switch is 63 A.
Is this switch suitable for emergency stop applications?
No, this switch is not suitable for use as an EMERGENCY OFF switch.
What is the mechanical service life of this switch?
The mechanical service life of the switch is typically 100,000 operating cycles.
What are the dimensions of this switch?
The switch has a width of 90 mm, a height of 106 mm, and a depth of 110.5 mm.
What type of connections does this switch support?
The switch supports connection terminals for both the main current circuit and auxiliary contacts.
What is the insulation voltage rating of this switch?
The insulation voltage rating of the switch is 690 V.
Can this switch be used as a maintenance or repair switch?
Yes, it is suitable for use as a maintenance or repair switch, providing a safe means to isolate equipment.
Part conditions explained
We want your buying experience to be as seamless as possible. So, here are all of the product descriptions you will see when browsing Marvo, explained a little further:
New unsealed: The product is in its original packaging, but the packaging has been opened or unsealed. It has never been used and should be in near pristine condition.
New sealed: The product is sealed in its original packaging. It has never been opened or used, ensuring that it's in an untouched state.
New unboxed: The product does not come in its original packaging, but it has never been used and is in great working condition.
Refurbished: The product has been previously used, but it has undergone a thorough refurbishment process to restore it to a like-new or functional condition. Any defects or issues have been addressed, making it suitable for reuse.
Used: The product has been previously owned and has been used. It may show signs of wear and tear but is still functional and operational. The condition may vary depending on the specific item and its usage history.
