The Allen-Bradley 1756-PB72 ControlLogix Standard DC Power Supply, designed for ControlLogix chassis, delivers robust and reliable power, operating at a nominal input of 24V DC to supply output currents of 4A at 3.3V, 10A at 5.1V, and 2.8A at 24V. This unit features reinforced insulation tested at 3,500V DC for one minute and includes built-in overcurrent protection to ensure safe operation under demanding conditions. With an operational temperature range of 0 to 60 degrees Celsius and a weight of just 0.95 kg, this power supply is engineered for durability and performance in industrial settings, offering surge and conducted RF immunity while maintaining clear terminal markings for simplified installation.
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Technical specifications for 1756-PB72
| Manufacturer | Rockwell Automation |
|---|---|
| Brand | Allen-Bradley |
| Part Number/Catalog No. | 1756-PB72 |
| Series | ControlLogix |
| Input Voltage | 24 Volts DC |
| Module Type | Standard DC Power Supply |
| Voltage Range | 18-32 Volts DC |
| Input Power | 95 Watts |
| Power Output | 75 Watts at 60 Celsius |
| Isolation Voltage | 250V (continuous), Reinforced Insulation Type, Power Input to Backplane Type tested @ 3500V DC for 60 s |
| Chassis | Series A |
| Max Inrush Current | 30 Amperes |
| Current Capacity | 1.5A at 1.2V; 2A at 3.3V; 8 A @ 50 °C (122 °F) 6 A @ 60 °C (140 °F) at 5.1V and 2.5 A @ 50 °C (122 °F) 2.0 A @ 60 °C (140 °F) at 24V |
| Hold Up time | 35 ms @ 18V DC; 40 ms @ 24V DC; 40 ms @ 32V DC |
| Location | 1756 Chassis Left Side |
| Operating Temperature | 32-140 Fahrenheit (0-60 Celsius) |
| Chassis Compatibility | 1756-A4/A, 1756-A7/A, 1756-A10/A, 1756-A13/A, 1756-A17/A, 1756-A4/B, 1756-A7/B, 1756-A10/B, 1756-A13/B, 1756-A17/B, 1756-A4/C, 1756-A7/C, 1756-A10/C, 1756-A13/C, 1756-A17/C |
| Enclosure | None |
| Dimensions | 14.0 x 11.2 x 14.5 cm (5.51 x 4.41 x 5.71 in.) |
| UPC | 10612598172600 |
| Weight | 0.95 kg (2.10 lb) |
| UNSPSC | 32151706 |
