Siemens 3LD30300TK13 Main Switch / Load Disconnect Switch, 3-Pole, 16 A, 7.5 kW, Red/Yellow

Main switch / load disconnect switch from Siemens, 3-pole, with a rated uninterrupted current of 16 A and rated operating power of 7.5 kW at 400 V AC-23A. The rotary operating mechanism with red/yellow handle provides clear switching status and reliable isolation.

Advantages

Robust design for industrial applications, front mounting with 4-hole fixing, and high electrical endurance of 100,000 switching cycles ensure long-term reliability.

Suitable for

• Disconnecting and isolating electrical circuits in industrial control panels
• Motor switching applications up to 7.5 kW at 400 V
• Use as a main switch in machinery and equipment

Key specifications

• Number of poles: 3
• Rated uninterrupted current Iu: 16 A
• Rated operating power AC-23A at 400 V: 7.5 kW
• Rated operating power AC-23A at 230 V: 3 kW
• Rated insulation voltage Ui: 690 V
• Rated impulse withstand voltage Uimp: 6 kV
• Rated operational voltage Ue: 690 V AC
• Mounting: Front mounting (4-hole)
• Operating mechanism: Rotary
• Handle colour: Red/Yellow
• Degree of protection front: IP65
• Degree of protection terminals: IP20
• Switching angle: 90°
• Short-circuit breaking capacity Icw: 0.6 kA (1 s)
• Electrical endurance AC-23A: 100,000 cycles
• Mechanical endurance: 100,000 cycles
• Connection: Screw terminals
• Max. terminal cross-section: 16 mm²

Recommendations

Ideal for use as a main switch in industrial control panels where reliable isolation and high switching capacity are required.