Conquer Extreme Environments with the Allen-Bradley 1756-PA30XT Power Supply
The 1756-PA30XT from Allen-Bradley brings robust power to the ControlLogix-XT series. This specialized module thrives in harsh conditions where standard components fail. It delivers reliable 30 watts of clean power to keep your entire control system running smoothly.
Core Technical Specifications & Electrical Data
- Input Voltage Range: 85-265 V AC for global power compatibility
- Nominal Input Voltage: 120/240 V AC with 47-63 Hz frequency range
- Maximum Output Power: 30 W across extended temperature conditions
- Input Power Rating: 60 VA / 50 W maximum power consumption
- Output Current Capacity: 6 A at 5.1 V DC, 2 A at 3.3 V DC, 1.25 A at 24 V DC
- Inrush Current: 20 A maximum during initial power application
- Isolation Rating: 250 V continuous with reinforced insulation system
- Dielectric Test: 3250 V DC for 60 seconds between input and output
Environmental Durability & Operating Conditions
- Operating Temperature: -25°C to +70°C (-13°F to +158°F) extended range
- Storage Temperature: -20°C to +85°C (-4°F to +185°F) for transport
- Relative Humidity: 5% to 95% non-condensing in operation
- Operational Shock: Withstands 30G impact for rugged applications
- Pollution Degree: Rated for Level 2 industrial environments
- Installation Zone: Suitable for Zone 2 hazardous locations
Physical Dimensions & Installation Guidelines
- Dimensions: 14.0 × 7.8 × 14.5 cm (5.51 × 3.07 × 5.71 inches)
- Weight: 0.77 kg (1.7 pounds) for compact and lightweight design
- Mounting Position: Left-side chassis slot in ControlLogix-XT systems
- Chassis Compatibility: 1756-A4LXT/B, A5XT/B, A7XT/B, A7XT/C, A10XT/C
- Wiring Specification: 2.5 mm² (14 AWG) copper wire, 90°C rating
- Enclosure Type: Open-style module requires protective cabinet
Packaging & Shipping Details
- Package Contents: One 1756-PA30XT power supply module
- Shipping Methods: Worldwide delivery via FedEx, UPS, and DHL
- Quality Commitment: 12-month warranty covering all manufacturing defects
Expert Frequently Asked Questions
- What makes this power supply suitable for extreme temperature applications?
- The XT designation means it operates reliably from -25°C to +70°C, unlike standard units.
- Can I use this power supply in standard ControlLogix chassis?
- No, it requires specific ControlLogix-XT chassis designed for extreme environments.
- How does the 30W output compare to standard ControlLogix power supplies?
- It provides lower output power optimized for the reduced module count in XT systems.
- What wire size should I use for the input power connections?
- Use 2.5 mm² (14 AWG) copper wire with 90°C insulation rating for optimal safety.
- Is this module suitable for safety system applications?
- While rugged, it does not support redundancy; consider safety-rated systems for critical functions.
Technical Documentation & Compatible Processors
- Download the complete technical manual for installation guidance: Download ControlLogix-XT Manual
- Pair with compatible controllers like the 1756-L72K processor
- For high-memory applications, consider the 1756-L76 controller module










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