Siemens 3LD2804-0TK53 interruttore principale tripolare / interruttore di emergenza, 125 A, montaggio frontale, rosso/giallo

The Siemens 3LD2804-0TK53 main switch combines a 125 A rated operational current with a 2000 A short-circuit making capacity, making it suitable for demanding industrial control applications. Its red rotary handle and yellow front plate provide clear visual identification, while the 3-pole design supports three-phase circuits up to 690 V AC.

Highlights

• Rated operational current: 125 A
• Short-circuit making capacity: 2000 A
• 3-pole switching for three-phase systems
• Red rotary handle with yellow front plate
• Front mounting with screw terminals

In daily use

The switch is designed for front mounting and features a rotary handle with a 90° switching angle. It can be locked with a padlock to prevent unauthorized operation. The front degree of protection is IP65, making it suitable for environments where dust and water jets may be present.

Full specifications

• Rated operational voltage (Ue): up to 690 V AC
• Rated insulation voltage (Ui): 690 V
• Rated impulse withstand voltage (Uimp): 6 kV
• Frequency: 50/60 Hz
• Connection type: screw terminals
• Switching angle: 90°

Final note

A robust main and emergency stop switch for industrial power distribution and motor control.