ABB IPS21-24V-35AD 3BHE032593R0001 Isolated Power Supply

The ABB IPS21-24V-35AD 3BHE032593R0001 isolated power supply is an industrial-grade power conversion module designed to provide a stable and isolated 24 VDC output for critical automation, control, and safety systems. Designed with high reliability and electrical isolation, this power supply protects sensitive electronic equipment from ground loops, surges, and electrical noise, while providing stable power to ensure continuous operation.

The IPS21-24V-35AD integrates seamlessly into ABB drives, control cabinets, and distributed control systems (DCS), ensuring reliable operation in harsh industrial environments. Its rugged design makes it ideal for power plants, manufacturing plants, and process automation applications that require uninterruptible power supply and electrical isolation.

Product Specifications

Applications

• Industrial Automation Systems: Provides reliable isolated power for PLCs, HMIs, and I/O modules.

• Process Control Equipment: Ensures stable operation in refineries, chemical plants, and power generation facilities.

• Motor Drive Control: Supplies isolated power for servo drives and variable frequency drives.

• Communication Systems: Reduces ground loops and electrical noise in industrial Ethernet and fieldbus networks.

• Safety Instrumented Systems: Provides secure power to safety controllers and emergency shutdown systems.

• Test and Measurement Instruments: Offers clean and isolated power for sensitive laboratory and production equipment.

Product Advantages

• High Electrical Isolation: Prevents ground loop interference and protects control systems from surges.

• Stable and Clean Output: Low ripple and noise ensure reliable operation of sensitive electronics.

• Wide Input Voltage Range: Flexible operation in diverse industrial environments.

• Robust Protection: Built-in safeguards against overloads, short circuits, and over-temperature conditions.

• Compact and Durable Design: Saves panel space while maintaining rugged performance.

• Energy Efficient: High conversion efficiency reduces energy loss and operational costs.

• Compliance with Global Standards: Ensures compatibility with international industrial and safety regulations.

FAQ

1. What is the maximum output current the IPS21-24V-35AD can deliver without derating?

   The unit can provide up to 35A continuous output at 24V DC within its specified operating temperature range without derating.

2. Does this power supply support parallel operation for increased power capacity?

   Yes, multiple units can be connected in parallel with proper load-sharing circuitry to achieve higher power output.

3. What type of isolation does the power supply provide between input and output?

   It offers galvanic isolation with a rated dielectric strength of 3 kV AC to protect control circuits.

4. Is the IPS21-24V-35AD compatible with redundant power supply configurations?

   Yes, it supports redundant setups for mission-critical applications to ensure uninterrupted power delivery.

5. What is the response time for output voltage regulation during sudden load changes?

   The transient response time is typically less than 2 ms for a 50% load step change.

6. Can the power supply operate reliably in high-vibration environments?

   The device is designed to meet industrial vibration and shock standards for use in harsh environments.

7. Does the power supply include active PFC (power factor correction)?

   Yes, it integrates active PFC to meet energy efficiency and harmonic distortion requirements.

8. What is the typical MTBF (mean time between failures) for this model?

   Under normal operating conditions at 25°C, its MTBF rating is over 500,000 hours.

9. Can the IPS21-24V-35AD withstand transient overvoltages on the input side?

   Yes, it is equipped with surge suppression circuitry to withstand typical industrial power surges.

10. Which cooling method is recommended when operating at full load in high ambient temperatures?

    For continuous full load operation near the upper temperature limit, forced air cooling is recommended to maintain optimal performance.