Siemens 3LD2003-0TK53

Overview

The Siemens 3LD2003-0TK53 SENTRON 3LD Emergency-Stop Switch Disconnector is a critical safety component engineered for demanding industrial environments. This robust 3-pole switch disconnector provides reliable isolation of electrical circuits, ensuring workplace safety during maintenance, unforeseen events, or emergencies. With a rated operational current of 16 A and the capability to manage motor loads up to an impressive 7.5 kW at 400 V in AC-23A utilization category, it's designed for high-performance applications where immediate power disconnection is paramount. Its intuitive front-mounted design, complete with a highly visible red/yellow rotary actuator, offers clear visual indication of its status and enables quick, decisive operation, making it an indispensable part of any comprehensive industrial safety strategy.

Key Features

• High Current Rating: Rated operational current of 16 A ensures reliable performance in various industrial applications.
• Powerful Motor Load Capacity: Efficiently handles up to 7.5 kW at 400 V (AC-23A) and 5.5 kW at 400 V (AC-3), accommodating significant motor loads.
• Wide Voltage Compatibility: Supports insulation voltage up to 690 V and operational voltage up to 690 V AC at 50/60 Hz.
• Intuitive Emergency-Stop Design: Features a front-mounted design with a prominent red/yellow rotary actuator for instant recognition and activation.
• Superior Environmental Protection: IP65 protection rating on the front guarantees dust-tight and water-resistant performance, ideal for harsh conditions.
• Exceptional Durability: Engineered for longevity with a mechanical lifespan of up to 100,000 operating cycles and an electrical endurance of approximately 6,000 cycles at AC-23A 690 V.
• Compliance and Reliability: Meets relevant international standards for switch disconnectors and emergency-stop devices, ensuring global applicability and safety.

Technical Specifications

• Product Number: 3LD2003-0TK53
• Brand: Siemens
• Type: SENTRON 3LD Emergency-Stop Switch Disconnector
• Number of Poles: 3
• Rated Operational Current (Ie): 16 A
• Rated Power (AC-23A, 400 V): 7.5 kW
• Rated Power (AC-3, 400 V): 5.5 kW
• Insulation Voltage (Ui): 690 V
• Operational Voltage (Ue): Up to 690 V AC at 50/60 Hz
• Mounting Type: Front-mounted with 4-hole attachment
• Actuator Type: Rotary knob, red/yellow
• Protection Class (Front): IP65
• Dimensions (H x W x D): 84 mm x 67 mm x 92.5 mm
• Operating Temperature Range: -25°C to +55°C
• Mechanical Endurance: 100,000 operating cycles
• Electrical Endurance (AC-23A, 690V): 6,000 operating cycles

Applications

• Industrial Machinery: Provides an essential safety interlock, allowing for rapid power disconnection during maintenance, repairs, or unexpected machinery malfunctions.
• Control Panels: Offers a reliable and highly visible means of isolating electrical circuits within complex control systems, enhancing operator safety and system integrity.
• Conveyor Systems: Crucial for immediate shutdown capabilities, protecting personnel from moving parts and preventing damage to materials or equipment in automated lines.
• HVAC Systems: Facilitates safe and compliant maintenance procedures by enabling quick and secure emergency disconnection of heating, ventilation, and air conditioning equipment.
• Manufacturing Plants: Integral to overall plant safety protocols, allowing for quick response to electrical hazards across diverse production lines.
• Process Automation: Essential for safety and operational control in automated processes where rapid system shutdown might be required.

Why Choose This Model?

• Uncompromised Safety: Designed specifically for emergency-stop functions, offering immediate and reliable power cut-off when it matters most.
• Robust Industrial Design: Built to withstand harsh industrial environments with an IP65 front rating, ensuring longevity and consistent performance.
• Trusted Siemens Quality: Benefit from Siemens' reputation for engineering excellence, ensuring a high-quality, dependable product.
• Effortless Operation: The clearly marked red/yellow rotary actuator provides quick and unambiguous operation, reducing response time in critical situations.
• Versatile Application: Suitable for a broad range of industrial applications, making it a flexible solution for various safety needs.
• Long-Term Value: High mechanical and electrical endurance ratings mean fewer replacements and reduced downtime, offering excellent return on investment.

Order Now

Enhance the safety and reliability of your industrial operations with the Siemens 3LD2003-0TK53 Emergency-Stop Switch Disconnector. Its robust construction, high-performance capabilities, and dedicated emergency-stop functionality make it an indispensable component for any safety-conscious facility. Add to your cart today to ensure compliance and peace of mind.