Siemens 3LD2254-0TK53 interruttore principale tripolare, 32 A, manopola rotante, rosso/giallo

Main switch with 3 poles for reliable manual isolation of electrical circuits up to 32 A. The rotary handle in red and yellow provides clear switching status and secure operation in industrial control panels.

Advantages

Rated operational current of 32 A for AC-21A and AC-23A at 400 V. Compact dimensions: 67 mm width, 116.5 mm depth, 83 mm height. Front mounting with four holes for easy installation. Screw terminals ensure secure wiring. Operating temperature range from -25 to +55 °C.

Suitable for

• Main switch applications in control cabinets
• Manual disconnection of motors and loads up to 11.5 kW
• Industrial environments requiring IP65 front protection

Key specifications

• Number of poles: 3
• Rated operational current (AC-21A): 32 A
• Rated operational current (AC-23A, 400 V): 32 A
• Rated operational power (AC-23A, 400 V): 11.5 kW
• Rated insulation voltage (Ui): 690 V
• Rated impulse withstand voltage (Uimp): 6 kV
• AC input frequency: 50/60 Hz
• Degree of protection (front): IP65
• Degree of protection (terminals): IP20
• Short-circuit current rating (Icw): 0.64 kA (1 s)

Recommendations

Ideal for use as a main switch in industrial control panels where reliable isolation and high protection against dust and water are required.