Product Introduction
The Siemens 6ES7307-1BA01-0AA0 Industrial Automation Module is a regulated power supply from the SIMATIC S7-300 family. Designed for reliable 24 V DC output at 2 A, this module delivers consistent performance for industrial control systems. With automatic range selection for 120/230 V AC input, the Siemens 6ES7307-1BA01-0AA0 ensures stable operation across varying line conditions.
Technical Specifications Breakdown
The Siemens 6ES7307-1BA01-0AA0 offers robust electrical performance. Key parameters include:
- Input voltage: 85...132 V AC / 170...264 V AC, 1-phase
- Output voltage: 24 V DC (non-adjustable), with 3% overall tolerance
- Rated output current: 2 A, range 0...2 A
- Efficiency: 84% typical, with power loss of 9 W typical
- Ripple and noise: residual ripple max 50 mV, voltage peak max 150 mV
- Short-circuit protection: electronic shutdown with automatic restart
- MTBF at 40°C: 2,320,078 hours
| Parameter |
Value |
| Input Voltage Range 1 |
85...132 V AC |
| Input Voltage Range 2 |
170...264 V AC |
| Output Voltage |
24 V DC |
| Output Current |
2 A |
| Efficiency |
84% |
| MTBF |
2,320,078 h |
| Protection Class |
IP20 |
Industry Applications
As a core component of the S7-300 system, the Siemens 6ES7307-1BA01-0AA0 powers PLC racks, I/O modules, and sensors in manufacturing plants, process control, and building automation. Its wide input range suits global installations, while certifications like ATEX, IECEx, and FM enable deployment in hazardous zones. The unit's 20 ms buffering time maintained at Vin = 93/187 V ensures ride-through during brief power dips, reducing downtime and protecting critical processes.
Installation & Setup Guidance
The Siemens 6ES7307-1BA01-0AA0 mounts directly onto an S7 rail using the integral fastening mechanism. For electrical connection, use screw terminals: L, N, PE for input (0.5...2.5 mm²) and L+, M for output (two terminals each for 0.5...2.5 mm²). Maintain required spacing: 40 mm top, 40 mm bottom, and 0 mm left/right for proper ventilation. No overshoot of Vout during startup ensures safe connection to sensitive loads.
Maintenance & Reliability
With an exceptional MTBF of over 2.3 million hours at 40°C, the Siemens 6ES7307-1BA01-0AA0 minimizes lifecycle costs. The power loss of only 9 W typical translates to lower energy bills and reduced thermal stress on surrounding components. Periodic inspection of screw terminals and ambient temperature (0...60°C) ensures continued reliability. The unit's short-circuit proof design and automatic restart features further reduce unscheduled downtime.
Selection Guide & Purchasing Advice
When ordering the Siemens 6ES7307-1BA01-0AA0, verify your system's input voltage and required output current. The unit can be paralleled with another identical module to increase power (up to 2 units). Optional mounting adapter for standard rail (6EP1971-1BA00) is available. For genuine Siemens parts with fast shipping, rely on PLC Source PRO (ubest101).