Disconnect switch 40A, Isolator 0-1 (3-pole) with signal track, panel mounting front grey knob black ŁK40-2.829\P03

Panel rotary switch – reliable circuit switching

This rotary switch, designed for panel mounting, is a robust solution for switching electrical circuits. Model ŁK40-2.829\P03, manufactured by Spamel, stands out for its versatility and durability, making it an ideal choice for both professional installers and end-users. The gray housing and black knob design provide readability and ease of operation.

Functionality and technical parameters

The rotary switch with a rated current of 40A allows for safe and efficient circuit switching. It features a 0-1 (3-pole) disconnector with a signaling path, enabling circuit status monitoring. A mechanical endurance of 3 million switching cycles guarantees long-term and trouble-free operation in demanding conditions. The rated switching power in category AC-3 is 20 kW at 400V, and in category AC-4 – 8 kW at 400V, making it suitable for various industrial and utility applications. The cross-section of the connection cables is 4…10 mm², ensuring compatibility with a wide range of electrical installations. The degree of protection IP41/IP65 with respect to the panel provides protection against the ingress of solids and water, increasing safety.

Application and benefits

The rotary switch finds application in many fields, such as:

• Industry: control of electric motors, machines and production equipment.
• Construction: electrical installations in public and industrial buildings.
• Energy: electrical switchgear, transformer stations.
• Automation: control and automation systems for technological processes.

Benefits of choosing this switch:

• High reliability: solid construction and durable materials ensure long-term operation without failure.
• Safety: high degree of protection IP and compliance with safety standards guarantee safe operation.
• Versatility: can be used in various industries and applications.
• Ease of operation: clear design and ergonomic knob make it easy to switch circuits.
• Wide range of rated insulation voltages U_i: 690 V
• Resistance to external conditions: Ambient operating temperature: -40…+70°C; Ambient storage temperature: -40…+70°C