Yaskawa DF9201455‑A0 (JANCD‑PS04) Power Supply Board
May 29, 2026

Yaskawa DF9201455‑A0 (JANCD‑PS04) Power Supply Board

The DF9201455‑A0 (also known as JANCD‑PS04 Rev. A0) is an internal AC‑DC power supply board for Yaskawa Motoman XRC robot controllers and Yasnac i80 CNC systems. It converts 200–230 V AC into multiple regulated DC outputs (5 V, ±12 V, 24 V) to power the controller’s CPU, I/O, servo, and communication boards.

Description

Model Definition

  • DF9201455: Base part number (PS04 series)

  • A0: Hardware revision (Rev. A0, standard non‑RoHS)

  • Alias: JANCD‑PS04 (official Yaskawa model)

  • Applicable Systems: Motoman XRC robot controllers, Yasnac i80 CNC platforms

Technical Specifications

Electrical

  • Input Voltage: 200–230 V AC, 50/60 Hz, 3.5 A

  • Output Voltages:

    • +5 V DC / 3.0 A

    • ±12 V DC / 1.0 A each

    • +24 V DC / 4.0 A

  • Total Output Power: ~150 W

  • Efficiency: ≥ 84%

  • Protection: Overvoltage, overcurrent, short‑circuit, thermal shutdown

Mechanical & Environmental

  • Cooling: Natural convection

  • Protection Class: IP20 (for cabinet installation)

  • Operating Temperature: 0 °C to +55 °C

  • Storage Temperature: -20 °C to +70 °C

  • Humidity: 30%–95% RH (non‑condensing)

  • Dimensions (W×H×D): 210 mm × 150 mm × 38 mm

  • Weight: ~0.8 kg

Key Functions

  1. Multi‑Voltage Power Distribution: Supplies clean, regulated DC to all internal controller boards.

  2. System Stability: Filters EMI and voltage spikes to ensure reliable operation.

  3. Fault Protection: Shuts down safely under overload, short‑circuit, or overheating conditions.

  4. Modular Replacement: Easy to install and replace during maintenance.

Applications

  • Motoman XRC Robot Controllers: Welding, handling, assembly, and painting robots.

  • Yasnac i80 CNC Machines: Machining centers, lathes, and multi‑axis machine tools.

  • Retrofit & Replacement: Maintenance projects for aging Yaskawa automation systems.

Installation & Maintenance

  • Use ESD protection when handling to avoid static damage.

  • Verify AC input voltage is within 200–230 V range before powering on.

  • Check LED indicators (PWR, OK, ALM) for normal operation.

  • Clean dust from the heat sink and vents every 6 months.

  • Ensure adequate cabinet ventilation (avoid overheating).


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