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Allen Bradley 1756-PB72-24V Hot Swap Module 24VDC Redundant Power Supply Industrial Control Advanced
| MOQ: | 1 |
| Price: | Negotiable |
| Standard Packaging: | 50*50*50mm |
| Delivery Period: | 3-7 |
| Payment Method: | T/T |
| Supply Capacity: | 1/piece in stock |
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| Attribute | Value |
|---|---|
| Number Of Inputs | 8 Differential Inputs |
| Voltage | N/A |
| Ethernet Ports | 1 Ethernet RJ45 Category 5 |
| Storage Temperature | -40 to 85 degrees Celsius |
| Condition | New |
| Input Type | Touchscreen |
| Compatibility | ControlLogix and CompactLogix controllers |
| Product Type | Ethernet Communication Module |
The Allen-Bradley 1756-PB72-24V ControlLogix ® Power Supply delivers 24V DC output for mission-critical industrial systems, designed explicitly for powering distributed I/O networks and sensors in Rockwell Automation ecosystems. Supporting hot-swap N+1 redundancy, this 72W module converts dual-range AC input (85-132V AC or 170-265V AC) or 125-250V DC into stabilized 24V DC with 1% voltage regulation. Its rugged die-cast housing (-40°C to +70°C) features IP54 protection, cooling fins, and vibration-damped mounts for harsh environments. Integrated predictive diagnostics (LED status indicators and backplane tags) enable real-time health monitoring via Studio 5000®.
Precision power parameters:
- Input Voltage:
- AC: 85-132V AC / 170-265V AC (auto-sensing)
- DC: 125-250V DC
- Output: 24V DC @ 3A continuous (72W) / 4.5A peak (5s)
- Efficiency: 89% (EN 50564 compliant)
- Redundancy: ≤1% current imbalance with parallel units
- Protections:
- Short-circuit (auto-recovery)
- Over-temperature (90°C shutdown)
- Over-voltage (28V clamp)
- Hold-up Time: 20ms @ full load
- Isolation: 2500V AC input-output (IEC 62103)
- Certifications: UL 61010-1, ATEX II 3G Ex ec IIC T80°C Gc, SIL 2 (IEC 61508)
Dedicated 24V DC power systems:
- Sensor Networks: Powering 100+ proximity switches in automotive assembly lines
- Remote I/O Cabinets: Distributed FLEX/Point I/O racks in offshore oil platforms (ATEX Zone 2)
- Motor Control Centers: Solenoid/valve power in water treatment plants (IP66)
- Packaging Machinery: Conveyor encoder and photoelectric sensor circuits
- Safety Systems: SIL 2-rated E-stop monitoring relays
- Mobile Equipment: Hydraulic control power in mining vehicles (-40°C cold-start)
- Renewable Energy: Wind turbine pitch system backups
Operational differentiators:
- Pure 24V DC Output: Eliminates external DC-DC converters (saves 40% panel space)
- Predictive Alerts: Early warnings for capacitor aging via backplane analytics tags
- Phase-Loss Tolerance: Continuous operation with single-phase grid failures
- Global Voltage Flexibility: Handles 100V AC (Japan) to 250V AC (Europe) without jumpers
- Energy Optimization: Active power factor correction (>0.98 PF at full load)
- Cyber Security: Firmware signing (IEC 62443-4-2) prevents unauthorized updates
- Lifecycle Economy: 100,000+ power cycles (15-year service life)
- Maintenance Efficiency: Slide-lock removal handle for sub-2-minute replacement
Advanced power management:
- Dynamic Load Prioritization: Stages power to critical I/O during brownouts
- Redundancy Coordination: Auto-syncs with 1756-PSCA2 controllers for ≤3ms failover
- Harmonic Filtering: Reduces THDi to <10% (EN 61000-3-12 compliant)
- Fault Logging: Stores 50+ events (timestamps, voltage deviations, overloads)
- Remote Monitoring: Studio 5000 ® GSV instructions for real-time:
- Output current (±0.5A accuracy)
- Input voltage (RMS value)
- Temperature (internal heatsink)
- Inrush Control: Soft-start limits surges to 18A
- Generator Compatibility: Tolerates 0V dips for 15ms
- Ground Leakage Detection: >3mA imbalance triggers alarms
| Parameter | Value/Specification |
|---|---|
| Product Type | ControlLogix 24V DC Input Power Supply |
| Catalog Number | 1756-PB72-24V |
| Input Voltage | 24V DC (18-32V DC range) |
| Input Current | 15 A maximum @ 24V DC |
| Output Voltage | 1.2V-5.25V DC (adjustable for backplane) + 24V DC (auxiliary) |
| Backplane Current | 72 A maximum @ 5.25V DC |
| Auxiliary Output | 24V DC @ 2 A (isolated, for I/O modules) |
| Total Power Capacity | 360 W (5V backplane) + 48 W (24V auxiliary) |
| Efficiency | 88% typical at full load |
| Inrush Current | 65 A peak (10 ms duration) |
| Protection Features | Overcurrent, overtemperature, short-circuit, input reverse polarity |
| Hot-Swapping | Supported (live insertion/removal) |
| Operating Temperature | 0°C to 60°C (32°F to 140°F) |
| Storage Temperature | -40°C to 85°C (-40°F to 185°F) |
| Humidity | 5-95% non-condensing |
| Cooling Method | Forced air (internal fan) |
| Audible Noise | < 55 dBA at 1 meter |
| Dimensions (H x W x D) | 193 mm x 60 mm x 115 mm (7.6 x 2.36 x 4.53 in) |
| Weight | 1.7 kg (3.75 lbs) |
| Mounting | ControlLogix chassis (1756 series slots 0 or 1) |
| Wire Gauge | 2.5-6 mm² (AWG 10-14) for power terminals |
| Certifications | UL 508, CE, cULus, Class I Div 2, ATEX Zone 2, IECEx, RoHS |
| Safety Standards | IEC 61131-2, EN 61131-2 |
| MTBF | 500,000 hours @ 40°C (IEC 61709) |
| Communication Interface | RS-232 service port for diagnostics |
Xiamen ZhiCheng Automation Technology Co., Ltd is a leading global supplier of control system components. We specialize in control systems and drives.
More about us, you can view our official website: http://www.zcsensors.com
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