DBS400B

DBSseries

Production discontinued (November 20, 2023)
UL60950-1
C-UL
EN62368-1Complies with DEN-AN and IEC60950-1

Rated Input: DC200 - 400V
Rated Output Wattage: 400W
Rated Output Voltage: 3.3V,5V,7.5V,12V,15V,18V,24V,28V

• Ideal for distributed power systems
• Built-in thermal protection circuits
• Built-in remote ON/OFF (On both side of input and output)
• Inverter operating monitoring (IOG)
• N+1 redundant operation

Free warranty period 5-year

Technical features

Adjustable Output Voltage
Remote Control
Remote sensing
Alarm
Parallel Operation
Auxiliary Power

Type	Model number	Description	PDF	DXF

Instruction manual
PCB reference design data

*Some documents may not be listed. Please contact us for more details.

CAD data download

CAD data	DXF	Standard model
3D CAD data	STEP	Standard model
3D CAD data	IGES	Standard model

Block diagram

Safety certification
EU Declaration of Conformity
UK Declaration of Conformity

DB⁽¹⁾ S⁽²⁾ 400⁽³⁾ B⁽⁴⁾ 03⁽⁵⁾

(1) Series name
(2) Single output
(3) Output wattage
(4) Input voltage
B: DC200 - 400V
(5) Output voltage

Data sheet download

DBS400B specifications (overview)

Product		DBS400B03	DBS400B05	DBS400B07	DBS400B12	DBS400B15	DBS400B18	DBS400B24	DBS400B28
Input voltage		DC200 - 400V	DC200 - 400V	DC200 - 400V	DC200 - 400V	DC200 - 400V	DC200 - 400V	DC200 - 400V	DC200 - 400V
Output	Wattage	264W	400W	405W	408W	405W	396W	408W	406W
	Voltage・Current	3.3V 80A	5V 80A	7.5V 54A	12V 34A	15V 27A	18V 22A	24V 17A	28V 14.5A
	Voltage variable range	Fixed (TRM pin open), 60 - 110% adjustable by external VR or external voltage	Fixed (TRM pin open), 60 - 110% adjustable by external VR or external voltage	Fixed (TRM pin open), 60 - 110% adjustable by external VR or external voltage	Fixed (TRM pin open), 60 - 110% adjustable by external VR or external voltage	Fixed (TRM pin open), 60 - 110% adjustable by external VR or external voltage	Fixed (TRM pin open), 60 - 110% adjustable by external VR or external voltage	Fixed (TRM pin open), 60 - 110% adjustable by external VR or external voltage	Fixed (TRM pin open), 60 - 110% adjustable by external VR or external voltage
Applicable standards	Safety Certifications	UL60950-1, C-UL, EN62368-1Complies with DEN-AN and IEC60950-1
Structure	External dimensions (W×H×D)	61x12.7x116.8mm [2.4x0.5x4.6 inches]
Structure	Cooling method	Conduction cooling (e.g. heat radiation from the aluminum base plate to the attached heat sink)
Technical data	Characteristic data
	Estimated life data	-	-	-	-	-	-	-	-
	EMC data
	Reliability
	MTBF

* For further information and how to use, please see in Cosel product catalog.