Eltek 3000 Watt power supply

The power supply is set to 52V 60 Ampere.

The power supplies are used, but in very neat condition and have been tested.

See photos for connection details.

Specifications:

Output Power 3000 W within nominal input

Maximum Current 62.5A at 48 VDC and nominal input

Output characteristic 48 – 56V: Constant power, 3000W

(power derates linearly below 176 VAC)

40 – 48V: Constant current, 62.5A

(current limit)

Foldback to 12V

Current Sharing ±5% of maximum current from 10% to

100% load

Static voltage

regulation

±0.5% from 10% to 100% load

Dynamic voltage

regulation

±5.0% for 10-90% or 90-10% load

variation, regulation time < 300 μs

typical @ 52 VDC

Hold up time > 20 ms minimum, full power (3000W) @

52 VDC

> 500 ms ride thru at 70% of nominal

input

Ripple and Noise o < 250 mV peak to peak, 230 VAC, 40-

100% load

o 20 MHz bandwidth

Output Protection o Overvoltage shutdown:

Immediate >59.5 VDC

Programmable from 44.5 to 59 VDC

o Hot plug-in - Inrush current limiting

o OR-ing FET

o Short circuit protection, foldback

o High temperature protection

o Under-voltage shutdown,

<12V: Foldback

Eltek user manual