Allen-Bradley 20750S3 Integrated Safety - Safe Torque Off Option Module
- Brand
- Allen-Bradley
- Model
- 20750S3
- GEARWELL SKU
- GWP-000000594
- Category
- Drives and Motors
Key specifications
- Input type
- Current sinking
- Power supply
- 24 V DC ±10% PELV or SELV
- Product type
- Integrated Safety - Safe Torque Off option module
- Safety rating
- Category 3 / PLe and SIL CL3
- Safety function
- Networked Safe Torque Off
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← Back to productsProduct overview
The Allen-Bradley 20-750-S3 is an Integrated Safety - Safe Torque Off option module for PowerFlex 755 and 755T drives. It provides either hardwired Safe Torque Off or networked Safe Torque Off over EtherNet/IP, where a GuardLogix safety controller issues the command and the drive executes it. It is rated Cat. 3 and PLe per ISO 13849-1 and SIL CL3 per IEC 61508 and EN 62061, with current-sinking Type 3 inputs per IEC 61131-2 and 24V DC ±10% user I/O. A drive accepts only one safety option module.
Technical reference
| Product name | Allen-Bradley 20750S3 Integrated Safety - Safe Torque Off Option Module |
|---|---|
| Brand | Allen-Bradley |
| Model | 20750S3 |
| Category | Drives and Motors |
| Input type | Current sinking |
| Power supply | 24 V DC ±10% PELV or SELV |
| Product type | Integrated Safety - Safe Torque Off option module |
| Safety rating | Category 3 / PLe and SIL CL3 |
| Safety function | Networked Safe Torque Off |
| Compatible product series | PowerFlex 755 and 755T |
| Official catalog number | 20-750-S3 |
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