Description
A production line cares less about peak numbers than about repeatable runs. Rated for 500 V, 90 A and 15000 W, the Keysight N8934A DC power supply is an autoranging N8900 Series unit on a 208 VAC three-phase feed. Lost in HCM lists it for rental and sale, and it arranges repair intake on request.
From bench to test line
Factory teams can use a programmable source for repeated power-on checks, production screening and endurance tests. First, prove the setup on one representative station. Then copy it across the line. The listing advises you to confirm the automation interface and the driver behavior on that first station, because small differences show up only under real control.
Choose the control path early
The N8934A lists four interfaces: LAN, USB, GPIB and analog. A networked line often prefers LAN, while an older rack may already speak GPIB. Also, analog control suits simple hardware loops. So pick one path, write the driver around it and keep the same path on every station.
Ratings of the Keysight N8934A DC power supply
| Quantity | Rating |
|---|---|
| Maximum output voltage | 500 V |
| Maximum output current | 90 A |
| Maximum output power | 15000 W |
| AC input | 208 VAC, three phase |
| Type | N8900 Series autoranging system DC power supply |
Voltage and current are separate limits, and rated power constrains them together. At 500 V the ceiling is about 30 A, and at 250 V it is about 60 A. However, the full 90 A appears only below roughly 167 V. Therefore, check every step of your test against the Keysight data sheet.
What to write into the line procedure
So put the startup voltage, current limits and output sequencing in the document. Then add the dwell time, the cooling plan and the pass-fail rule. Because a high-voltage output needs proper insulation and guarding, include those in the setup too. Also state the polarity check and the overvoltage setting.
Using the Keysight N8934A DC power supply in other work
In addition, development labs can feed converter inputs and DC-powered assemblies with it. Automotive and industrial teams can review it against their ECU, lighting or motor-control method. However, it is a DC source, so it does not replace a bidirectional battery emulator.
Rental, sale and repair
A rental of the Keysight N8934A DC power supply covers a validation campaign, a production ramp or an urgent replacement. A purchase also suits a line that runs the same program for years. If your own unit fails, Lost in HCM starts from the serial number, the symptoms and photographs. SMK Vietnam only shows the listing and handles none of this itself.
Ready to proceed? Request a quote from Lost in HCM with your control interface, dates and delivery city. Meanwhile, you can browse the power supply category, see the Keysight site, or reach SMK Vietnam.
N8934A questions
How much current is left at 500 V?
About 30 A, because the power rating divides into that figure.
Should I test the driver before a line rollout?
Yes. Use one representative station first, then check how the driver behaves.
What does the photo show?
A family panel with a blue display, two knobs and a keypad. Its label shows a different model number.
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