ABB UNS0868B-P UNS 0868B-P,V2 3BHE013940R0002 Power Supply Module

产品介绍

The ABB UNS0868B-P, V2 3BHE013940R0002 is a high-reliability power supply module engineered for critical power distribution within ABB’s industrial automation and drive control systems. Designed to convert and stabilize input voltage for use by sensitive control electronics, this module plays a pivotal role in ensuring uninterrupted operation / high-performance drive, converter, and control systems.

As part / ABB’s UNS series, the UNS0868B-P is built with advanced regulation technology to handle wide voltage fluctuations, high EMI environments, and dynamic load demands. Its robust internal architecture makes it suitable for harsh industrial settings, where consistent power is essential for system integrity.

This version (V2) features updated performance enhancements, superior fault protection, and optimized thermal management, making it a go-to choice for systems requiring high-availability DC power.

产品规格

Product Applications

The UNS0868B-P Power Supply Module is designed to serve as a central power 件 in control and automation systems where reliability, safety, and voltage precision are mission-critical. Its primary application areas include:

• Industrial Drive and Converter Systems
  Supplies stable DC voltage for logic boards and control electronics.

• Process Automation Systems
  Powers control 件s in petrochemical, pulp & paper, and refining systems.

• Renewable Energy Control
  Powers converters and control boards in wind, solar, and hybrid systems.

• Substation Automation & Electrical Grids
  Feeds protective relays and communication modules with regulated power.

• Marine and Offshore Systems
  支持s navigation, propulsion control, and safety monitoring systems.

• Utility-Scale Power Equipment
  Integral part / grid-tied inverter and rectifier setups.

Product Advantages

• Wide Input Tolerance
  支持s a broad range / AC inputs, /fering flexibility in industrial environments with voltage fluctuations.

• High Output Stability
  Delivers a tightly regulated 24V DC output with minimal ripple, ideal for sensitive control circuits.

• 优秀 Protection Features
  Includes short-circuit, overload, and overvoltage protections, ensuring equipment safety and longevity.

• Passive Cooling Design
  No fans required, reducing noise, power consumption, and mechanical wear.

• High Efficiency Operation
  With typical efficiencies above 88%, it reduces energy losses and thermal buildup.

• Industrial-Grade Build Quality
  Manufactured to resist dust, humidity, vibration, and temperature extremes.

• Compact and Modular Design
  Easy to integrate within rack-based or modular control cabinets.

• Long-Term Reliability
  Designed for continuous operation with minimal maintenance.

• Compliance with Global Standards
  Meets CE, UL, RoHS, and EMC guidelines, making it suitable for use worldwide.

• Backed by ABB Global 支持
  Ensures long-term availability / spare parts and firmware updates.

FAQ

1. What is the maximum load this power supply can support?
   The module can deliver up to 6.25 A at 24V DC, providing 150W / power.

2. Can this power supply operate with fluctuating grid input voltage?
   Yes, it operates reliably across 85–264V AC input, suitable for unstable mains.

3. What happens if a short circuit occurs at the output?
   The module includes short-circuit protection and will shut down output safely until the fault is cleared.

4. Is the output voltage adjustable?
   No, this version provides a fixed 24V DC output with tight regulation.

5. Does the power supply provide any status indication or fault signaling?
   Yes, onboard LEDs indicate normal operation and fault states, depending on system integration.

6. Can this module be used in a redundant power supply configuration?
   Yes, it can be paralleled with another 件 using external circuitry to create N+1 redundancy.

7. What type / cooling does the UNS0868B-P use?
   It is cooled via passive convection, without any moving parts.

8. Does the power supply require a minimum load to operate properly?
   No minimum load is required; the module maintains regulation even at light load conditions.

9. Is it suitable for EMC-sensitive applications?
   Yes, the 件 complies with EMC standards and features internal filtering to reduce emissions.

10. How is the module mounted inside ABB systems?
    It is typically mounted in a backplane or DIN rail system inside ABB control cabinets.

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