1756-PB75/1756-PA72 Allen-Bradley ControlLogix Standard DC Power Supply

Description

1756-PB75/1756-PA72 Allen-Bradley ControlLogix Standard DC Power Supply

Product Dimensions：

Product Description

The Allen-Bradley 1756-PB75 is a standard DC power supply module specifically designed for the ControlLogix chassis. It takes a direct current (DC) input and converts it into the various DC voltages (1.2V, 3.3V, 5.1V, and 24V) needed to power all the modules—like the controller, I/O, and communication modules—installed in the chassis. This open-style module is an ideal choice when you have a DC power source (typically 24V DC) available in your industrial setup.

Product Parameters

• Catalog Number: 1756-PB75
• Series: ControlLogix Standard DC Power Supply
• Input Voltage Range: 18…32V DC (Nominal 24V DC)
• Max Input Power: 95W
• Max Output Power: 75W @ 0…60°C (32…140°F)
• Output Voltages & Current Capacity:
  • 1.2V DC @ 1.5A
  • 3.3V DC @ 4A
  • 5.1V DC @ 13A
  • 24V DC @ 2.8A
• Max Inrush Current: 30A
• Hold Up Time: 35-40ms (depending on input voltage)
• Isolation Voltage: 250V (continuous) reinforced insulation between power input and backplane
• Operating Temperature: 0…60°C (32…140°F)
• Mounting: Plugs into the left-most slot of a 1756 ControlLogix chassis
• Compatible Chassis: 1756-A4, 1756-A7, 1756-A10, 1756-A13, 1756-A17 (Series B and C)
• Indicators: Status LEDs for easy diagnostics
• Certifications: CE, CSA, cUL, KC, MARINE, NRTL, RCM, UL

Product Advantages

• Reliable DC Power: Provides stable and regulated DC power, crucial for the dependable operation of your ControlLogix system.
• Built for Industrial Use: Its robust design ensures durability and long-term performance in demanding industrial environments.
• Seamless Integration: Designed specifically for the ControlLogix platform, guaranteeing full compatibility and simple installation.
• Quick Diagnostics: On-board status LEDs allow for fast visual checks, helping you troubleshoot issues quickly.
• Hot Swappable: You can replace this module without powering down the entire chassis, minimizing downtime during maintenance.
• Comprehensive Output: Supplies all necessary voltage levels to the ControlLogix backplane from a single unit.

Precautions

• Enclosure is a Must: As an open-style module, it must be installed within a suitable, flame-retardant enclosure to protect it from environmental factors and prevent accidental contact with live components.
• Input Voltage Matters: Ensure your input DC voltage stays strictly within the 18-32V DC range to prevent damage to the power supply.
• Mind the Power Budget: Always calculate the total power consumption of all modules in your chassis and ensure it doesn’t exceed the 1756-PB75’s maximum output of 75W.
• ESD Sensitive: This device is sensitive to electrostatic discharge. Always follow ESD precautions, like wearing a grounding wrist strap, when handling the module.
• Professional Installation: Only qualified personnel should install, adjust, or maintain this equipment, following all applicable electrical codes and safety practices.
• Proper Grounding: Ensure the chassis and power supply are correctly grounded to prevent shock hazards and ensure proper operation.
• Avoid UV Exposure: This module is not resistant to direct sunlight or other UV radiation sources.

Product Applications

The 1756-PB75 is ideal for any ControlLogix system where a DC power source is available or preferred. Common applications include:

• Industrial Automation: Powering ControlLogix controllers, I/O, and communication modules in manufacturing and process control.
• Machine Control: Providing power for ControlLogix systems in standalone machinery or integrated production lines.
• Distributed Control Systems: Used in distributed I/O racks where local DC power is readily accessible.
• Battery-Backed Systems: Perfect for applications where a primary DC power source or battery backup is used to maintain operation during power interruptions.

Allen-Bradley 1756-PA72 ControlLogix Standard AC Power Supply

Product Descriptio

The Allen-Bradley 1756-PA72 is a standard AC power supply module for the ControlLogix chassis. It efficiently converts incoming alternating current (AC) power (ranging from 85V to 265V AC) into the required DC voltages (1.2V, 3.3V, 5.1V, and 24V) to energize the ControlLogix backplane and all installed modules. Like the DC version, this is an open-style module that needs to be mounted inside a protective enclosure.

Product Parameters

• Catalog Number: 1756-PA72
• Series: ControlLogix Standard AC Power Supply
• Input Voltage Range: 85…265V AC (Nominal 120/240V AC)
• Input Frequency: 47…63 Hz
• Max Input Power: 100 VA / 100W
• Max Output Power: 75W @ 0…60°C (32…140°F)
• Output Voltages & Current Capacity:
  • 1.2V DC @ 1.5A
  • 3.3V DC @ 4A
  • 5.1V DC @ 10A
  • 24V DC @ 2.8A
• Max Inrush Current: 30A
• Hold Up Time: 5-6 cycles (depending on input voltage/frequency)
• Isolation Voltage: 250V (continuous) reinforced insulation between power input and backplane
• Operating Temperature: 0…60°C (32…140°F)
• Mounting: Plugs into the left-most slot of a 1756 ControlLogix chassis
• Compatible Chassis: 1756-A4, 1756-A7, 1756-A10, 1756-A13, 1756-A17 (Series A, B, and C)
• Indicators: Status LEDs for easy diagnostics
• Certifications: CCC, CE, CSA, cUL, KC, MARINE, NRTL, RCM, UL

Product Advantages

• Universal AC Input: Accepts a wide range of AC voltages, making it suitable for global applications and simplifying inventory.
• Stable AC-to-DC Conversion: Ensures consistent and regulated DC power delivery to the ControlLogix backplane for stable system operation.
• Robust and Durable: Built for tough industrial environments, promising long-term reliability.
• Seamless Integration: Fully compatible with the ControlLogix platform, simplifying system design and setup.
• Quick Diagnostics: Status LEDs provide immediate visual feedback for faster troubleshooting.
• Hot Swappable: You can replace it while the chassis is powered, minimizing downtime.
• Comprehensive Output: Delivers all necessary voltage levels to the backplane from a single module.

Precautions

• Enclosure is a Must: As an open-style module, it must be installed within a suitable, flame-retardant enclosure to protect it and prevent accidental contact with live components.
• Input Voltage Matters: Ensure your input AC voltage stays strictly within the 85-265V AC range to prevent damage to the power supply.
• Mind the Power Budget: Always calculate the total power consumption of all modules in your chassis and ensure it doesn’t exceed the 1756-PA72’s maximum output of 75W.
• ESD Sensitive: This device is sensitive to electrostatic discharge. Always follow ESD precautions, like wearing a grounding wrist strap, when handling the module.
• Professional Installation: Only qualified personnel should install, adjust, or maintain this equipment, following all applicable electrical codes and safety practices.
• Proper Grounding: Ensure the chassis and power supply are correctly grounded to prevent shock hazards and ensure proper operation.
• Overcurrent Protection: It’s highly recommended to use user-supplied overcurrent protection (e.g., a 15A time-delay fuse) in all ungrounded conductors for enhanced safety.
• Avoid UV Exposure: This module is not resistant to direct sunlight or other UV radiation sources.

Product Applications

The 1756-PA72 is used in any ControlLogix system where AC power is the primary source for powering the chassis and its modules. Common applications include:

• General Industrial Control: Powering ControlLogix controllers, I/O, and communication modules across various manufacturing and process control settings.
• Factory Automation: Essential for powering control systems in factories, assembly lines, and production facilities that rely on standard AC mains power.
• Building Management Systems: Used to power ControlLogix systems that oversee and manage building functions.
• Any application requiring an AC input for the ControlLogix chassis.

Shipping Port: Xiamen, China

Payment: Bank of Chicago, Bank of Singapore

Express cooperation: fedex, DHL, UPS and your express account

Service: Professional Sales provides 24 hours /7 days online service

Please make an inquiry for more models：