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VTC240 Series DC/DC Converter

VTC240 Series DC/DC Converter

BENEFITS

  • Ultra-Quiet
  • Economical
  • Rugged & Reliable

Download VTC240 Datasheet

Download VTC240 Manual

The VTC140 and VTC240 Voltage Converters are variable duty cycle switching power supplies incorporating state of the art switchmode technology for unmatched efficiency and ultra-quiet operation.

Multiple stages of filtering reduce radiated or conducted noise to very low levels. They can be run from a 24 VDC or 28 VDC battery system. Safety features include reverse input protection, current limiting, and output overvoltage crowbar.

We are confident that you will get many years of reliable service from these Voltage Converters.

Features

  • Input voltage range allows operation from 24 or 28 volt batteries
  • Reverse input protection
  • Rugged Design suited for Mobile Environments
  • High tolerance for shock and vibration
  • Ultra-quiet low EMI operation
  • Short circuit protection
  • Output over-voltage crowbar
  • Run 12 volt electronics from 24 volt systems CD or VHF Radios to 100 Watts, GPS receivers, Autopilots, Sound equipment, 12V lighting systems, etc.
  • Easily Mounted
  • 3 year parts and labour warranty

    • Applications

  • Marine & other rugged environments
  • Automotive / RV
  • Solar / Alternative Power Systems
  • Oil Patch
  • Base Station Power(Radio & Telecommunications)
  • Industrial Controls(OEM Applications)
  • Field Work / Construction Sites
  • Security Systems
  • Most 12V Equipment
    • Electrical [Input]
    Model Number VTC140-24-12 VTC240-24-12
    Input Volts (DC) 20-35 20-35
    Input Amps (Max) 11.6 17.8
    Input Fuse (MDA) 12 20
    Noise on Input < 10mV
    Electrical [Output]
    Output Nominal (op) 12
    Output Volts (DC) 13.8 ± 0.1
    Output Amps 12 cont. / 15 peak 20 cont. / 23 peak
    Output Crowbar 16.0 ± 0.5V
    Output Ripple & Noise < 10 mV
    Transient Response < 1V for 50% Surge
    Regulation
    (Line & Load)    		 < +/- 0.5%
    Duty Cycle Peak 20% for 5 min maximum
    Continuous 100% for 24 hours per day
    Efficiency > 88% @ Maximum Output
    Environmental Specification
    Operating Temp. Range 0° to +40°C @ maximum output
    Derate Linearly 2.5% per°C from 40°C
    Humidity 0 - 95% Relative Humidity
    (non-condensing) with optional conformal coating
    Audible Noise NONE Ødb @ 3 ft
    Typical Service Life >10 years (87,600 hours)
    Isolation Any Input or Output to Case 500 VDC
    Input to Output – Common Negative)
    Mechanical Specification
    Length 7.9 in/ 20.1 cm
    Width 4.0 in/ 10.2 cm
    Height 2.4 in/ 6.1 cm
    Material Marine Grade Aluminium
    Finish Black Anodize / Powder Epoxy Coat
    Fastenings All 18-8 Stainless Steel
    Weight 3.0 lb /1.4 kg
    3.5 lb /1.6 kg
    Connections Four contact output terminals
    Warranty 3 years
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