Siemens Sentron Switch disconnector 3LD, emergency switch-off

Product Overview

The Siemens SIRIUS Switch Disconnector (SKU: 3LD2213-0TK53) is a 3-pole, 32 A manual disconnect switch designed for EMERGENCY-OFF and safety isolation. With a rotary operating mechanism and door-coupling design, it enables reliable, secure manual disconnection for industrial control systems.

Key Features

• 3-pole switch disconnector, I_u = 32 A
• Operational power (AC-23 A at 400 V): 11.5 kW
• Rotary knob actuator with red/yellow EMERGENCY-OFF design
• Lockable in the OFF position for safety isolation
• Front degree of protection: IP65
• Door-coupled mounting for convenient panel integration

Technical Specifications

• Product Type: Switch Disconnector (EMERGENCY-OFF)
• Article Number: 3LD2213-0TK53
• Poles: 3
• Rated Current (I_u): 32 A
• Operational Power (AC-23 A, 400 V): 11.5 kW
• Rated Insulation Voltage: 690 V
• Surge Voltage Resistance: 6 kV
• Mechanical Service Life (typ.): 100 000 operations
• Front Protection: IP65
• Dimensions (H × W × D): 83 × 67 × 451.5 mm
• Weight (approx.): 0.41 kg

Applications

Ideal for use as a main switch or emergency disconnector in control panels, switchboards, and industrial machinery, providing quick manual shutdown and safe electrical isolation for maintenance or emergency conditions.