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3TK2804-0BB4

Siemens
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Siemens 3TK2804-0BB4 is a safety contactor combination engineered for motor control and safety circuit applications. It operates with a 24V DC coil voltage and a rated current of 6A, providing reliable switching and protection. This 4-pole device features a rated insulation voltage of 400V and a rated impulse withstand voltage of 4kV, with a contact configuration of 4 normally open (NO) and 1 NO plus 1 normally closed (NC) for feedback circuits. It complies with DIN EN 60204 and IEC 60947 standards, ensuring robust performance in industrial environments. Typical applications include enabling and signaling safety circuits in motor control systems.

Key Features & Specifications
  • Type: Safety Contactor Combination
  • Part Number: 3TK2804-0BB4
  • Manufacturer: Siemens
  • Item Subcategory: Contactor
  • Weight: 2.49 lb
  • Rated Current: 6A (AC-1/AC-12)
  • Coil Voltage: 24V DC
  • Poles: 4
  • Rated Insulation Voltage: 400V
  • Rated Impulse Withstand Voltage: 4kV
  • Contact Configuration: 4 NO, 1 NO + 1 NC
  • Power Rating AC-3: 1.1 kW at 230V/400V
  • Standards: DIN EN 60204, IEC 60947


Siemens 3TK2804-0BB4 - Safety Contactor 6A 24V DC