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Special products: high power units

Modular power units

Consisting of power modules, auxiliary modules, and rectifier modules

For 19“ racks on double eurocard

Input: all voltages between 100-650VAC / 150-900 VDC
Output: 5-220VDC (power modules max. 150A)
Peak power 8kW

The power modules
are available with fixed, programable switchable
and polarity reversable outputs

Possible applications:

textile machines
galvanic units
water purification units

Modular power unit

For galvanic-applications

Input: 3 x 400VAC
Output: 0-25VDC, 0-120A max.350A
Power: 3000W, peak max. 5,5kW

  

DC/DC-Converter for fuel cell applications


For electronic wheel chair

Input: 7-20V / 0-50A from fuel cell
Output: 20-35VDC, nom.24VDC max.20A to charge a battery
Step-up-Converter

The output current is controlled by PWM signals, from microcontoller (0-100% = 0-20V)
Overvoltage-, undervoltage- and overcurrent protected at in- and output.

Efficiency over 90%

  

high power unit for fuel cells


Parameter...default...switch off / limit:


Iin ............... 0 - 350A .... 370A
Uin ..... 20 - 80V .... max. 90V, min. 18V
Iout ............. 0 - 350A .... 370A
Uout max. .... 0 - 120V .... 130V

All 4 parameters adjustable by analog signal 0-10

Anal. In-/outputs 1000V isolated to the power unit
Short circuit, overvoltage and overtemp. protected

Efficiency approx. 97%
  

16 kW DC/DC-Converter for fuel cell application

For fuel cell bus

Input: 45-78V / 0-350A from fuel cell
output: 0-750VDC, 0-35A to charge a battery
with galvanic isolation

Iin, Uin, Iout und Uout are adjustable, by analog signal 0-10V
ON/OFF input, und alarm signal.

Efficiency over 94%

Dimensions approx. 560 x 210 x 100mm
  
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© 2009 by Brandner Group