SIRIUS 3TK28 2P Safety Relays, 24 V dc, 10 A, 600 V ac
- RS Stock No.:
- 766-1927
- Mfr. Part No.:
- 3TK2851-1BB40
- Brand:
- Siemens
Discontinued product
- RS Stock No.:
- 766-1927
- Mfr. Part No.:
- 3TK2851-1BB40
- Brand:
- Siemens
Legislation and Compliance
- COO (Country of Origin):
- DE
Product Details
SIRIUS 3TK28 5 Safety Relays with contactor relay enabling circuits
The SIRIUS 3TK28 5 safety relay combines solid-state safety functionality and two redundant contacting auxiliary contactors. These safety relays/contactors are supplied ready assembled, wired, tested and certified as a single unit. Available with spring-loaded or screw terminals.
Enabling circuits, floating
AC-15/DC-13 switching capacity
Protective separation
Autostart / monitored start
Screw and snap-on installation mounting possible
Long mechanical and electrical endurance
Certified as a complete unit
Fault minimization and cost reduction through factory wiring
Low installation costs
AC-15/DC-13 switching capacity
Protective separation
Autostart / monitored start
Screw and snap-on installation mounting possible
Long mechanical and electrical endurance
Certified as a complete unit
Fault minimization and cost reduction through factory wiring
Low installation costs
Note
3TK28 56 and 3TK28 57 safety expansion modules are available for increasing the number of enabling circuits.
Standards
EN 60204-1, EN ISO 12100, EN 954-1, IEC 61508.
Approvals
TUV, UL, CSA.
Safety Contactor
Specifications
Attribute | Value |
|---|---|
| Coil Voltage | 24 V dc |
| Contact Voltage Rating | 600 V ac |
| Contact Current Rating | 10 A |
| Range | SIRIUS |
| Series | 3TK28 |
| Normal State Configuration | 2NO + 1NC |
| Terminal Type | Screw |
| Length | 132mm |
| Width | 90mm |
| Depth | 108mm |
| Pole and Throw Configuration | 2P |
| Minimum Operating Temperature | -25°C |
| Maximum Operating Temperature | +60°C |
- RS Stock No.:
- 766-1927
- Mfr. Part No.:
- 3TK2851-1BB40
- Brand:
- Siemens