Yokogawa PFCD-S5520 Industrial DIN Rail Power Supply Module

Product Overview

The Yokogawa PFCD-S5520 serves as a high-performance, stabilized DC power source designed for demanding industrial automation environments. This 60W power supply module converts wide-range AC input into a precision 24VDC output, powering critical Field Control Station (FCS) components, sensors, and I/O loops. We supply this unit as 100% Brand New and original, ensuring factory-certified voltage stability and long-term hardware availability for your DCS infrastructure.

Technical Specifications

The PFCD-S5520 combines a compact footprint with high-efficiency power conversion to minimize thermal load within control cabinets.

• Input Voltage: 100-240 VAC, 50/60 Hz (Universal Input)

• Output Voltage: 24 VDC

• Output Current: 2.5 A

• Total Power: 60 W

• Efficiency: > 88%

• Inrush Current: Max. 40 A (at 100 VAC)

• Operating Temperature: -25°C to +70°C (Derating applied above 50°C)

• Isolation Voltage: Input-Output: 3 kVAC; Input-Chassis: 2 kVAC

• Mounting Type: Standard DIN Rail Mount

• Protection Circuits: Overcurrent, Overvoltage, and Overtemperature protection

• Dimensions (W x H x D): 55 mm x 100 mm x 117 mm

• Weight: Approx. 400 g

• Condition: 100% Brand New and Original

Engineering Advantages

The PFCD-S5520 addresses critical power distribution challenges in industrial settings:

• Superior Thermal Resilience: The unit operates reliably in extreme temperatures ranging from -25°C to +70°C. This wide range allows for installation in non-climate-controlled field enclosures where standard commercial power supplies fail.

• High-Integrity Galvanic Isolation: With a 3 kVAC input-to-output isolation rating, this module prevents high-voltage AC surges from reaching sensitive DC-side electronics. This architecture safeguards the CPU and I/O modules from grid-borne electrical noise and transients.

• Space-Efficient DIN Rail Design: The 55mm slim-width profile maximizes rail density. This allows engineers to fit more power units and I/O modules into restricted cabinet spaces, reducing the overall footprint of the control system.

• Comprehensive Fault Protection: Integrated overcurrent and overvoltage circuits instantly suppress output spikes. These protections prevent "cascading failures" where a single faulty sensor line might otherwise damage the entire 24VDC power bus.

FAQs

How does the unit handle high-temperature environments?

The PFCD-S5520 supports full-load operation up to 50°C. Above this threshold, the module applies linear derating to protect internal components. To ensure maximum longevity, maintain clear airflow gaps around the module's cooling vents during cabinet installation.

Is the PFCD-S5520 compatible with 220VAC European power grids?

Yes. The wide-range universal input accepts 100-240 VAC at both 50 Hz and 60 Hz. This flexibility allows global deployment without requiring additional step-down transformers or regional variants.

Can I use this power supply to drive inductive loads like solenoids?

Yes. The 2.5A output provides sufficient headroom for common field devices. However, we recommend installing external flyback diodes on highly inductive loads to prevent back-EMF from triggering the module's overvoltage protection during switching events.

Does the module require specialized mounting hardware?

No. The PFCD-S5520 features an integrated DIN rail clip. It snaps directly onto standard 35mm DIN rails, ensuring a secure, vibration-resistant mount suitable for heavy manufacturing environments.