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450W Telecom Equipment Industrial 24VDC Ac dc Power Supply

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450W Telecom Equipment Industrial 24VDC Ac dc Power Supply

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Brand Name :	MORNSUN
Model Number :	LM450-12Bxx
Certification :	UL/CB/CE
Price :	Negotiated
Payment Terms :	T/T
Supply Ability :	500Kpcs/month
Delivery Time :	Negotiated

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450W Telecom Equipment Industrial 24VDC Ac dc Power Supply

450W ACDC Power Supply smart home enclosed type

Descriptions

LM450-12Bxx series is one of Mornsun’s enclosed AC-DC switching power supply.It features AC input and at the same time accepts DC input voltage,cost-effective,high efficiency and high reliability.These converters offer excellent EMC performance and meet IEC/EN61000-4,CISPR32/EN55032,UL/EN/IEC62368,GB4943 standards and they are widely used in areas of industrial,LED,street light control, electricity,security, telecommunications,smart home,etc.

Features

Input voltage Range: 176 - 264VAC or 240 - 373VDC
Accepts AC or DC input (dual-use of same terminal)
Operating ambient temperature range: -30℃ to +70℃
Compact size with a low 1U profile
LED indicator for power on
Operating up to 5000m altitude
Output short circuit, over-current, over-voltage, Over-temperature protection
Safety according to UL/EN/IEC62368, GB4943
Built-in DC fan

Specifications

Selection Guide
Certification	Part No.*	Output Power(W)	Nominal Output Voltage and Current (Vo/Io)	Output Voltage Adjustable Range(V)	Efficiency at 230VAC (%) Typ.	Max. Capacitive Load (µF)
CE	LM450-12B12	450	12V/37.5A	10.2-13.8	85	4000
	LM450-12B15	450	15V/30A	13.5-18	86	3300
	LM450-12B24	451.2	24V/18.8A	21.6-28.8	87	1500
	LM450-12B27	450.9	27V/16.7A	24.3-29.7	87	1500
	LM450-12B36	450	36V/12.5A	32.4-39.6	87.5	1000
	LM450-12B48	451.2	48V/9.4A	43.2-52.8	88	470
Note:*Use suffix “C” for terminal with protective cover and suffix “Q” for conformal coating.

Input Specifications
Item	Operating Conditions		Min.	Typ.	Max.	Unit
Input Voltage Range	AC input		176	--	264	VAC
Input Voltage Range	DC input		240	--	373	VDC
Input Voltage Frequency			47	--	63	Hz
Input Current	230VAC		--	5	6	A
Inrush Current	230VAC	Cold start	--	60	80	A
Leakage Current	240VAC		--	--	2	mA
Hot Plug			Unavailable

Output Specifications
Item	Operating Conditions		Min.	Typ.	Max.	Unit
Output Voltage Accuracy	Full load range	12V	--	±1.5	--	%
Output Voltage Accuracy	Full load range	15V/24V/27V/36V/48V	--	±1	--
Line Regulation	Rated load		--	±0.5	--
Load Regulation	0% - 100% load	12V	--	±1	--
Load Regulation	0% - 100% load	15V/24V/27V/36V/48V	--	±0.5	--
Output Ripple & Noise*	20MHz bandwidth (peak-to-peak value)		--	--	200	mV
Temperature Coefficient			--	±0.03	--	%/℃

Minimum Load		0	--	--	%
Hold-up Time	230VAC	--	16	--	ms
Short Circuit Protection	Recovery time <8s after the short circuit disappear.	Hiccup, continuous, self-recover
Over-current Protection		≥110% Io, hiccup, self-recover
Over-voltage Protection	12V	13.8V-17.62V(Hiccup, self-recover)
	15V	18V-23.5V(Hiccup, self-recover)
	24V	30V-38V(Hiccup self-recover)
	27V	32V-41V(Hiccup self-recover)
	36V	45V-52V(Hiccup self-recover)
	48V	55.6V-68.2V(Hiccup, self-recover)
Over Temperature Protection		Hiccup, self-recover
Note:*The “Tip and barrel method” is used for ripple and noise test, output parallel 47uF electrolytic capacitor and 0.1uF ceramic capacitor, details please refer to Enclosed Switching Power Supply Application Notes.

Mechanical Specifications
Case Material	Metal (AL1100, SGCC)
Dimensions	215.00 x 115.00 x 30.00 mm
Weight	750g (Typ.)
Cooling Method	Forced air cooling

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