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Specification & Description
| Specification | Description |
|---|---|
| Part Number | 3LD2003-0TK53 |
| Alternative Part Number | 3LD20030TK53 |
| Manufacturer | Siemens |
| Series | SENTRON |
| Rated Operational Voltage | 400 V |
| Rated Current | 16 A |
| Power Rating | 7.5 kW |
| Dimensions | 67 x 92.5 x 84 mm |
| Connection Type | Connection terminals for main current circuit and auxiliary contact |
| Mounting | Front mounting with 4-hole fixation, series installation |
| Rail Installation | No |
| Conductor Cross-Section | Main contacts: solid/stranded 1-6 mm², finely stranded with end processing up to 4 mm² |
| Auxiliary contacts: solid 0.75-4 mm², finely stranded with end processing 0.75-2.5 mm² | |
| Approvals | CSA, UL, CCC, GL, LRS, DNV, PRS |
| Environmental Confirmations | Yes, as per manufacturer's specifications |
| Special Features | Compact design, easy to integrate into various industrial control panels and distribution systems |
The Siemens 3LD2003-0TK53 is a robust and reliable disconnect switch from the SENTRON series, designed to deliver exceptional performance for a wide range of industrial applications. This switch is engineered to handle 400 V, 16 A, and 7.5 kW, making it suitable for managing power in both commercial and industrial settings. Its compact dimensions of 67 x 92.5 x 84 mm ensure that it can be easily integrated into various control systems without requiring excessive space.
Crafted with precision, the 3LD2003-0TK53 features a three-pole configuration and is equipped with a rotary actuator that is both red and yellow, adhering to common colour coding standards for emergency stop functions. The switch's front mounting design allows for straightforward installation, and its four-hole mounting ensures a secure fit in any control panel.
With an IP65 protection class rating, this disconnect switch is well-protected against dust ingress and low-pressure water jets from any direction, making it a durable choice for challenging environments. The switch is also versatile, being suitable for use as a switch disconnector, main switch, emergency stop switch, safety cut-out switch, and maintenance/repair switch, providing flexibility in application.
The Siemens 3LD2003-0TK53 is designed to meet the rigorous demands of industrial environments, offering a reliable solution for power control and safety management. Its robust construction and versatile functionality make it an essential component for any system requiring a high-quality disconnect switch.
Commonly Asked Questions
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Frequently Asked Questions
What series does this disconnect switch belong to?
The disconnect switch is part of the SENTRON series, which is known for its reliability and versatility in various applications.
Can this switch be used for emergency stop functions?
Yes, this switch is designed with a rotary actuator in red/yellow, indicating its suitability for emergency stop functions.
What is the rated operational voltage of this disconnect switch?
The rated operational voltage for this disconnect switch is 400 V.
What is the continuous current rating for this switch?
This switch has a continuous current rating of 16 A.
What is the power rating of this disconnect switch at AC-23A 400V?
At AC-23A 400V, the power rating of this disconnect switch is 7.5 kW.
What are the dimensions of this disconnect switch?
The dimensions of the switch are 67 x 92.5 x 84 mm.
What type of mounting is suitable for this switch?
This switch is designed for front mounting with a four-hole attachment.
What is the IP protection class of this disconnect switch?
The disconnect switch has an IP protection class of IP65, making it dust-tight and protected against jets of water.
What are the environmental operating conditions for this switch?
The switch can operate within an ambient temperature range of -25°C to 55°C.
What type of electrical connection does this switch support?
The switch supports box terminal connections for the main current circuit and connection terminals for auxiliary contacts.
Part conditions explained
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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.
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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.
