Siemens 3TK2840-2BB40 Safety Relay
Relais de sécurité Le relais de sécurité Siemens SIRIUS 3TK28402BB40 offre une tension d'isolation de 50 V, une résistance aux impulsions de 500 V, une protection IP40 et est conçu pour une utilisation dans les unités d'arrêt d'urgence dans les applications industrielles.
Siemens SIRIUS Safety Relay 3TK28402BB40
The Siemens SIRIUS Safety Relay 3TK28402BB40 is designed specifically for use in **EMERGENCY-STOP units**, ensuring safety and protection in industrial systems. With a rated insulation voltage of 50 V and impulse voltage resistance of 500 V, this relay provides reliable operation for critical safety functions. It features a delayed action of 2 HL, 0 s and meets international safety standards, including **IEC 61508** and **GB14048.5** at 50 Hz.
Manufacturer: Siemens
Type: Safety Relay
Model Number (MNR): 3TK28402BB40
Brand Name: SIRIUS
The Siemens SIRIUS Safety Relay 3TK28402BB40 is a high-quality, reliable safety relay designed to meet critical safety standards in industrial applications, ensuring the protection of personnel and equipment in emergency situations.
| Design of the Product | For EMERGENCY-STOP units |
| Insulation Voltage Rated Value (Ui) | 50 V |
| Impulse Voltage Resistance Rated Value (Uimp) | 500 V |
| Delayed | 2 HL, 0 s |
| Standard | IEC 61508, GB14048.5 at 50 Hz |
| Type of Mounting | Screw and snap-on mounting |
| Protection Class | Housing: IP40, Terminal: IP20 |
| Operating Temperature | -25 to +60°C |
| Dimensions | 22.5 x 88 x 120 mm |

















