CQHS250

CQHSseries

CQHS250
CQHS300
CQHS350

Active (NRND)
UL60950-1
C-UL (CSA60950-1)
EN62368-1

Rated Input: DC36 - 76V
Rated Output Wattage: 250W
Rated Output Voltage: 32V,50V

• Compact DC-DC Converter in the Standard "BRICK SIZE"
• Built-in remote ON/OFF

Free warranty period 5-year

Technical features

Adjustable Output Voltage
Remote Control

Type	Model number	Description	PDF	DXF

Instruction manual

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

CAD data download

CAD data	DXF	Standard model

Safety certification
EU Declaration of Conformity
UK Declaration of Conformity

CQH⁽¹⁾ S⁽²⁾ 250⁽³⁾ 48⁽⁴⁾ 50⁽⁵⁾ - □⁽⁶⁾

(1) Series name
(2) Single output
(3) Output wattage
(4) Input voltage
  48: DC36 - 76V
(5) Output voltage
(6) Optional
  R: with Remote ON/OFF
    Positive logic control
  N: Auto restart in protection circuit working
  B: BasePlate option with Mounting hole M3
  L2: Pin length 5.3mm

Data sheet download

CQHS250 specifications (overview)

Product		CQHS2504832	CQHS2504850
Input voltage		DC36 - 76V	DC36 - 76V
Output	Wattage	252.8W	250W
	Voltage・Current	32V 7.9A	50V 5.0A
	Voltage variable range	Fixed (TRM pin open), adjustable by external resistor26.88 - 35.20V	Fixed (TRM pin open), adjustable by external resistor45.0 - 55.0V
Applicable standards	Safety Certifications	UL60950-1, C-UL (CSA60950-1) , EN62368-1
Structure	External dimensions (W×H×D)	57.9x10.5x22.76mm [2.28x0.41x0.9 inches]58.4x12.7x23.26mm [2.3x0.5x0.92 inches]*(BasePlate Option)
Structure	Cooling method	Convection/Forced air/Conduction
Technical data	Characteristic data
	Estimated life data	-	-
	EMC data
	Reliability
	MTBF

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