Amrel HPS Series High Power Switching DC Power Supplies

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Amrel HPS
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HPS Datasheet
Amrel Power's HPS High Power Switching DC Power Supply Series from 45kW ~ 150kW+, delivers unsurpassed quality & reliable low-noise performance, fast & precise programmability, and premium features at an affordable value, all in a convenient rack-mount cabinet with casters.
Amrel HPS Features
  • High Power Density: Up to 150 kW in 19" Rack-mount Cabinets with casters
  • Fast Load Transient Response: Protection from undesired voltage excursions
  • Fast Slew Rate: Industry-leading rise/fall times for speed-critical applications
  • Low RMS and P-P Noise: Suitable for the most sensitive applications
  • Parallel up to 150 kW: Expandable as your requirement grows
  • Low Audible Noise: Temperature controlled variable speed fans
  • Ultra-precision accuracy: Voltage and current measurements without external DMMs
  • Exclusive A Panel: The perfect balance between performance and value. The AMREL A panel offers 3 ½ digit LED readouts, 10-turn potentiometers for setting voltage and current, front panel over-voltage protection preview/adjustment and reset and external analog programming.
  • K Panel features: Sophisticated performance and premium features. AMREL's K panel offers advanced voltage and current sequencing, keypad and encoder for simple navigation, vacuum fluorescent display providing vibrant readback of settings & measurements, and a wide array of interfaces such as external analog programming, GPIB & RS-232, and field-enabled USB & Ethernet option.
Amrel HPS Specs
Input power
Voltage (Standard) 208/220 VAC±10% (allowed range 187-242 VAC)
Voltage (Options) 380/400 VAC±10% (allowed range 342-440 VAC) 440/480 VAC±10% (allowed range 396-528 VAC)
Frequency 47 to 63 Hz
Phases 3–phase, 3–wire plus ground. Not phase rotation sensitive. Neutral not used.
Power Factor 0.9 typical for 208/220VAC input0.78 typical for 380/400VAC input0.7 typical for 440/480VAC input
Efficiency 87% typical at full load, nominal line
Front Panel Meter Accuracy
Voltage A-Panel: ±0.5% of full-scale + 1 Digit K-Panel: ±0.1% of full-scale
Current A-Panel: ±0.5% of full-scale + 1 Digit K-Panel: ±0.4% of full-scale
Load Regulation (Specified at no load to full load, nominal AC input)
Voltage 0.02% of maximum output voltage
Current 0.1% of maximum output current
Line Regulation (Specified ±10% of nominal AC input, constant load)
Voltage 0.01% of maximum output voltage
Current 0.05% of maximum output current
Transient Response A 50% step load will recover to within 0.75% of original value within 1 ms.
Down Programming With no load the output will program from 100 to 10% in less than 1.5 seconds
Stability ±0.05% of set point after 30 minute warm-up and over 8 hours at fixed line, load, and temperature.