DC/DC Converters

Premium CRS-500 SERIES DC/DC Converter

The Premium CRS-500 Series DC/DC Converter is a high-efficiency power solution designed for industrial and railway applications. Delivering up to 500W of continuous output, it offers reliable and adaptable power conversion to meet the demands of critical systems.

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Premium CRS-500 SERIES DC/DC Converter

Features

  • Designed according to EN50155
  • Fire and smoke: EN45545-2 approved
  • High input-output isolation
  • Adjustable output voltage
  • Remote inhibit
  • Remote sensing
Specifications
INPUT
Voltage See selection table
Undervoltage shutdown 55% to 60% Vi nom
Max input ripple 15% Vin nom (EN50155)
OUTPUT
Output Voltage See selection table.
Output voltage adjustment:
Vimin>60% Vi nom
Vimin>70% Vi nom
-10 % ... +0 % Vo nom
-10 % ... +15 % Vo nom
Line regulation (Io = nom) < 0,2 %
Load regulation ( (Vin = nom Io: 0…100%) < 0,2 %, 2.5 % for ORing FET option
Ripple < 50 mVpp
Noise (BW = 20MHz) < 100 mVpp
Maximum overvoltage protection < 140% Vout nom
Maximum remote sense 0.3V / pole
ENVIRONMENTAL
StorageTemperature -40oC ... 85°C
Operating temperature at Full load -25ºC ... 55ºC(-40°C … 55ºC, see note-1)
Operating temperature at 75% load -25ºC ... 70ºC(-40°C … 70ºC, see note-1)
Cooling Natural convection
Maximum Relative humidity 95% with no condensation
Shock and vibration EN61373 Category 1 class B body mounted
MTBF 400.000h @ 40°C according to IEC61709
EMC
Emission EN61000-6-4, EN50121-3-2
Immunity EN61000-6-2, EN50121-3-2
SAFETY
Safety EN60950-1, EN62368-1
Dielectric strength Input/Output 3000Vac, 4200Vdc 1min
Dielectric strength Input / Earth 1500Vac, 2100Vdc 1min
Dielectric strength Output / Earth 1500Vac, 2100Vdc 1min
Fire and smoke EN45545-2:2013 +A1:2015
MECHANICAL
Approximate weight 1800g
CONTROL
Remote inhibit range 16.8 … 143 Vdc
Alarm contacts 1A @ 24Vdc, 0.3A @ 150Vdc, 1A @ 125Vac
Local: Input OK, Output OK Green LEDs
PROTECTIONS
Against overloads and short-circuits Current limiting
Against output over-voltages Shutdown (reset by input switch off)
Against reverse input voltage Input fuse (Active protection with option H)
Against input under-voltage Under-voltage lock-out
Against Input over-currents Input fuse
Selection Table
PART NUMBER POWER (W) INPUT (V) INPUT RANGE (V) OUTPUT (V) OUTPUT CURRENT (A) EFFICIENCY(%)
CRS-500-6455 500 24 14,4 - 30 24 20,8 88
CRS-500-6456 500 24 14,4 - 30 48 10,4 89
CRS-500-6457 500 24 14,4 - 30 110 4,54 90
CRS-500-6467 500 36 21,6 - 47 24 20,8 90
CRS-500-6468 500 36 21,6 - 47 48 10,4 90
CRS-500-6458 500 48 28,8 - 60 24 20,8 91
CRS-500-6459 500 48 28,8 - 60 48 10,4 91
CRS-500-6461 500 72 43,2 - 90 24 20,8 91
CRS-500-6462 500 72 43,2 - 90 48 10,4 91
CRS-500-6464 500 110 66 - 144 24 20,8 91
CRS-500-6465 500 110 66 - 144 48 10,4 92
Technical Illustrations
Downloads
CRS-500_Datasheet.pdf
INPUT
Voltage See selection table
Undervoltage shutdown 55% to 60% Vi nom
Max input ripple 15% Vin nom (EN50155)
OUTPUT
Output Voltage See selection table.
Output voltage adjustment:
Vimin>60% Vi nom
Vimin>70% Vi nom
-10 % ... +0 % Vo nom
-10 % ... +15 % Vo nom
Line regulation (Io = nom) < 0,2 %
Load regulation ( (Vin = nom Io: 0…100%) < 0,2 %, 2.5 % for ORing FET option
Ripple < 50 mVpp
Noise (BW = 20MHz) < 100 mVpp
Maximum overvoltage protection < 140% Vout nom
Maximum remote sense 0.3V / pole
ENVIRONMENTAL
StorageTemperature -40oC ... 85°C
Operating temperature at Full load -25ºC ... 55ºC(-40°C … 55ºC, see note-1)
Operating temperature at 75% load -25ºC ... 70ºC(-40°C … 70ºC, see note-1)
Cooling Natural convection
Maximum Relative humidity 95% with no condensation
Shock and vibration EN61373 Category 1 class B body mounted
MTBF 400.000h @ 40°C according to IEC61709
EMC
Emission EN61000-6-4, EN50121-3-2
Immunity EN61000-6-2, EN50121-3-2
SAFETY
Safety EN60950-1, EN62368-1
Dielectric strength Input/Output 3000Vac, 4200Vdc 1min
Dielectric strength Input / Earth 1500Vac, 2100Vdc 1min
Dielectric strength Output / Earth 1500Vac, 2100Vdc 1min
Fire and smoke EN45545-2:2013 +A1:2015
MECHANICAL
Approximate weight 1800g
CONTROL
Remote inhibit range 16.8 … 143 Vdc
Alarm contacts 1A @ 24Vdc, 0.3A @ 150Vdc, 1A @ 125Vac
Local: Input OK, Output OK Green LEDs
PROTECTIONS
Against overloads and short-circuits Current limiting
Against output over-voltages Shutdown (reset by input switch off)
Against reverse input voltage Input fuse (Active protection with option H)
Against input under-voltage Under-voltage lock-out
Against Input over-currents Input fuse
PART NUMBER POWER (W) INPUT (V) INPUT RANGE (V) OUTPUT (V) OUTPUT CURRENT (A) EFFICIENCY(%)
CRS-500-6455 500 24 14,4 - 30 24 20,8 88
CRS-500-6456 500 24 14,4 - 30 48 10,4 89
CRS-500-6457 500 24 14,4 - 30 110 4,54 90
CRS-500-6467 500 36 21,6 - 47 24 20,8 90
CRS-500-6468 500 36 21,6 - 47 48 10,4 90
CRS-500-6458 500 48 28,8 - 60 24 20,8 91
CRS-500-6459 500 48 28,8 - 60 48 10,4 91
CRS-500-6461 500 72 43,2 - 90 24 20,8 91
CRS-500-6462 500 72 43,2 - 90 48 10,4 91
CRS-500-6464 500 110 66 - 144 24 20,8 91
CRS-500-6465 500 110 66 - 144 48 10,4 92
CRS-500_Datasheet.pdf

Find the Right Model

Model Number Input Voltage (Vdc) Output Voltage (Vdc) Output Current (A)
product variant CRS-500-6455 24Vdc: 14.4...30Vdc 24Vdc 20.8A
product variant CRS-500-6456 24Vdc: 14.4...30Vdc 48Vdc 10.4A
product variant CRS-500-6457 24Vdc: 14.4...30Vdc 110Vdc 4.54A
product variant CRS-500-6467 36Vdc: 21.6...47Vdc 24Vdc 20.8A
product variant CRS-500-6468 36Vdc: 21.6...47Vdc 48Vdc 10.4A
product variant CRS-500-6458* 48Vdc: 28.8...60Vdc 24Vdc 20.8A
product variant CRS-500-6459 48Vdc: 28.8...60Vdc 48Vdc 10.4A
product variant CRS-500-6461 72Vdc: 43.2...90Vdc 24Vdc 20.8A
product variant CRS-500-6462 72Vdc: 43.2...90Vdc 48Vdc 10.4A
product variant CRS-500-6464 110Vdc: 66...144Vdc 24Vdc 20.8A
product variant CRS-500-6465 110Vdc: 66...144Vdc 48Vdc 10.4A
product variant CRS-500-6466 110Vdc: 66...144Vdc 110Vdc 4.54A

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