Siemens 3TK2804-0BB4 Contactor Safety Combination
The Siemens 3TK2804-0BB4 is a compact, DIN-rail mountable safety contactor combination designed for critical safety circuits in industrial automation systems. Built for reliability and compliance with stringent safety standards, this unit features both enabling and signaling contacts for comprehensive control integration.
Manufacturer: Siemens
Type: Contactor Safety Combination
Model: 3TK2804-0BB4
Order No.: 3ZX1012-0TK20-1AA2
Technical Information
- Enabling Contacts: 4 Normally Open (4 NO)
- Signaling Contacts: 1 Normally Open + 1 Normally Closed (1 NO + 1 NC)
- Connection: Screw-type with DIN rail mounting
- Supply Voltage: 24 V DC
- Operation Temperature: -25 / 55 °C
- Degree of Protection: IP20
- Rated Insulation Voltage: 250 V
- Rated Impulse Withstand Voltage: 1.5 kV
