Yokogawa AEP7D-25 Power Supply | 20A Bus Unit for DCS

Yokogawa AEP7D-25 | Primary Power Supply Bus Unit

Reliable power distribution for industrial control systems. This unit ensures stable 220-240 V AC input to multiple ports. Built for demanding environments.

Key Features

• Input voltage: 220 to 240 V AC
• Withstanding voltage: 1500 V AC
• Max input current (unit): 20 A
• Max input current (per port): 6 A
• Weight: Approx. 1.8 kg
• Basic type – no explosion protection (suffix -5)

Model & Suffix Codes

• Model AEP7D – Primary Power Supply Bus Unit
  • Suffix -2 – 220-240 V AC input
  • Suffix -5 – Basic type, no explosion protection

Expert Review

“Workhorse for power distribution.” The AEP7D-25 handles high inrush currents with ease. Its 1500 V AC isolation gives peace of mind. For standard industrial environments, this unit is a cost-effective choice. Simple to install and maintain.

Manager’s Insight

“Minimize downtime with robust power.” Use this bus unit to distribute clean power to multiple field devices. Its 20 A capacity supports most control cabinets. The basic design reduces complexity – perfect for non-hazardous areas.

Applications & Compatible Devices

• Distributed control systems (DCS)
• Programmable logic controllers (PLC) racks
• I/O modules and field instruments
• Industrial automation panels
• Power supply distribution in control rooms

Comparison with Similar Models

• Yokogawa AEP7D-21 – 100-120 V AC input version
• Yokogawa AEP7D-25 – 220-240 V AC, basic type (this model)
• Yokogawa AEP7D-35 – with explosion protection (ATEX/IECEx)
• Yokogawa AEP7D-25-H – high-temperature variant

Selection Guide

• Check your input voltage – choose -2 for 220-240 V AC.
• If you need explosion protection, select suffix -6 or -7 instead.
• Calculate total current draw of connected devices – stay below 20 A.
• Ensure ambient temperature is within 0–55 °C (standard operation).
• For harsh environments, consider additional protection or enclosures.

Frequently Asked Questions

• What is the maximum input current?

  20 A for the unit, and 6 A per port.

• Can I use this unit in a hazardous area?

  No – suffix -5 is basic type without explosion protection.

• Does it come with a warranty?

  Yes, 12 months against manufacturing defects.

• What is the shipping time?

  Dispatch within 12-24 hours after order confirmation.

• Which carriers do you use?

  FedEx, UPS, or DHL – tracking provided.

• Is this unit compatible with older Yokogawa systems?

  Yes, it fits standard Centum VP and ProSafe-RS racks.

• How do I install the bus unit?

  Simply slide into the backplane and secure with screws.

• Can I replace a failed unit without powering down?

  No – always isolate power before replacement.

For inquiries: sales@powergearx.com | +86 18030005825

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