Products Description
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Technical Specifications
| Parameter | Specification |
|---|---|
| Product Name | Allen-Bradley 1756-PB75K |
| Product Type | ControlLogix DC Power Supply Module |
| Manufacturer | Rockwell Automation / Allen-Bradley |
| Series | ControlLogix 1756 |
| Input Voltage | 18–32 V DC (nominal 24 V DC) |
| Input Power | Max. approx. 95 W |
| Output Power | 75 W |
| Backplane Output | 5V DC @ 13A, 3.3V DC @ 4A, 1.2V DC @ 1.5A, 24V DC @ 2.8A |
| Inrush Current | Approx. 30 A |
| Redundancy Support | No |
| Mounting Type | ControlLogix chassis-mounted |
| Cooling Method | Natural convection within chassis |
| Isolation | Input-to-backplane reinforced isolation |
| Operating Temperature | 0°C to 60°C |
| Storage Temperature | -40°C to 85°C |
| Relative Humidity | 5% to 95% non-condensing |
| Dimensions | Approx. 145 × 140 × 112 mm |
| Weight | Approx. 0.95–1.1 kg |
| Certifications | CE, UL, CSA, KC, RCM |
FAQ
FAQ
Q1: What is the 1756-PB75K used for?
The 1756-PB75K is a ControlLogix DC power supply module used to provide regulated backplane power to ControlLogix chassis systems.
Q2: What input voltage does it require?
It operates on 18–32 V DC, with a nominal input of 24 V DC.
Q3: What is the output power capacity?
It provides up to 75 W of output power to the chassis backplane.
Q4: What voltages does it supply internally?
It supplies multiple regulated rails including 5V DC, 3.3V DC, 1.2V DC, and 24V DC for system operation.
Q5: Does it support redundant configuration?
No, this model does not support redundant power supply setups.
Q6: Where is it installed in the system?
It is mounted directly on a ControlLogix 1756 chassis slot.
Q7: What is the typical application of this module?
It is used in industrial automation systems to power PLC processors, I/O modules, and communication modules within a ControlLogix rack.
Q8: Is it suitable for harsh environments?
Yes, it is designed for industrial environments but must be installed inside a protected control cabinet and chassis.
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Packing & Delivery
We will use wear-resistant cartons to seal the boxes, and take photos for your confirmation before sealing. We will pack the boxes only after confirmation.
For express delivery, we will use DHL, UPS, TNT, FedEx and EMS.
Please rest assured that we have a deep cooperation with express delivery companies and can ensure that your goods are delivered to you in good condition.
