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SM15K SERIES

Features
  • Bi-directional power supply with standard 15 kW source and sink
  • Flexible output with Constant Power characteristics
  • Power Regeneration Technology: in sink mode
  • the PSU returns the energy back into the grid
  • Easy Master/Slave parallel operation up to 60 units
  • Very low heat dissipation. Efficiency is more than 95%. No need for expensive cooling system
  • Excellent dynamic responses to load changes
  • including all-digital control to adapt regulation to match load type
  • Designed for long life at full power
  • Protected against all overload and short circuit conditions.

SM15K SERIES

Product Overview

15kW Bi-directional Programmable DC Power Supplies

With the latest DC bi-directional power supply models, we have extended our capabilities to a higher level of 15kW per unit. A standard feature for these power supplies is the new Power Recovery [Regeneration] Technology: in sink mode they can return full power back into the grid and, thanks to an efficiency of 95%, there is no need for expensive water cooling systems. The flexible output covers the output range of five separate power supplies with a traditional rectangular VI-curve.

Functionalities:

  • Operation on wide range of 3 phase AC input voltages
  • Master-Slave operation up to 900kW
  • Large user display, menu-driven operation
  • EMC surpasses CE requirements: low emission and high immunity
  • Low audible noise: temperature controlled cooling fans

*Included*

  • Ethernet interface, built-in sequencer and web interface
  • Simulation software: Leadless sensing, Internal resistance and Photovoltaic simulation
  • Durable digital encoders for voltage and current adjustment and menu operation

Dimensions and weight:

Width = 19Height = 3 UDepth = 591 mmWeight = 27 kg

Typical Applications

  • Solar inverter testing, PV-Simulation
  • Car testing systems
  • ATE in industrial production lines
  • Plasma chambers
  • Automotive battery simulations
  • Controlled battery (dis)charging
  • Lasers
  • Sustainable energy
  • Driving PWM-Controlled DC motors
  • Accurate current sources
  • Aerospace and military equipment

Selection Table

Selection table:

Input voltage (3 phase) : 342-528 V AC (48-62 Hz)
Active Power Factor Correction (PFC) : up to 0.996 (at 100% load)
Efficiency (sink & source mode) : up to 96% (at full load)
Output ripple and spikes : from 10 mv rms / 55 mV pp
Regulation : from 2 mV (0-100% load step)
Recovery time : from 100 µs (50-100% load step)
Programming speed : from 1.5 ms (10-90%)
Output voltage and current stability : 50.10-6 / 80.10-6
MTBF : 500.000 hrs
Operating ambient temperature : -20 to +50 ºC

Standards:

Power supply standard : EN 61204-3
Generic Emission : EN 61326-1 (class B equipment, for use in domestic establishment)
Generic Immunity : EN 61326-1 (equipment for use in industrial and domestic establishment)
Safety : EN 60950 / EN 61010
Insulation input / output : 3750 V rms
Protection class : IP20

Technical Illustration

  • Standard Features Standard Features
  • Available Options Available Options
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