Additional Resources:
Product Page
|
3D Model
date
06/16/2023
page
1 of 6
SERIES: VMS-450B-CFS │ DESCRIPTION: AC-DC POWER SUPPLY
FEATURES
•
•
•
•
•
•
•
up to 450 W continuous power
universal input voltage range
power factor correction
12 Vdc Fan output
5 Vdc AUX output
certified to IEC/EN/UL 60601-1
over voltage, over current, over temperature and short circuit protections
RoHS
MODEL
output
voltage
output
current
output
power
ripple and
noise 1
efficiency
(Vdc)
max
(A)
max
(W)
max
(mVp-p)
typ
(%)
VMS-450B-12
12
37.5
450
240
89
VMS-450B-15
15
30.0
450
225
89
VMS-450B-19
19
23.7
450
190
91
VMS-450B-24
24
18.8
450
240
91
VMS-450B-36
36
12.5
450
360
90
VMS-450B-48
48
9.4
450
480
91
VMS-450B-54
54
8.3
450
540
92
VMS-450B-56
56
8.0
450
560
92
Notes:
1. Ripple and noise is measured with 20 MHz bandwidth with a 0.1 μF ceramic capacitor and a low ESR 47 μF electrolytic capacitor at output connector terminals.
PART NUMBER KEY
VMS - 450B - XX - CFS
Base Number
Output Voltage
cui.com
CFS = enclosed with side fan
Additional Resources:
Product Page
|
3D Model
CUI Inc │ SERIES: VMS-450B-CFS │ DESCRIPTION: AC-DC POWER SUPPLY
date 06/16/2023 │ page 2 of 6
INPUT
parameter
conditions/description
min
typ
max
units
90
100~240
264
Vac
47
50~60
63
Hz
voltage
frequency
current
at 115 Vac, full load
at 230 Vac, full load
5.3
2.2
inrush current
at 230 Vac, cold start at 25 °C, full load
power factor
at full load
0.9
conditions/description
min
A
A
100
A
max
units
OUTPUT
parameter
typ
regulation
±5
%
fan drive
12 Vdc / 600 mA for external fan
±5
%
aux
5 Vdc / 1 A Max
±5
%
remote on/off
on: open or short to 5 V
off: short to DC RTN
PROTECTIONS
parameter
conditions/description
max
units
over voltage protection
shut down
min
typ
150
%
over current protection
automatically recovers
130
%
short circuit protection
automatically recovers after short-circuit fault is removed
over temperature protection
shut down
max
units
SAFETY & COMPLIANCE
parameter
conditions/description
min
typ
isolation voltage
input to output, one minute
input to ground, one minute
certified to
IEC / EN / UL 60601-1
safety class
class I
conducted emissions
EN 60601-1-2:2015 and IEC 60601-1-2 ed 4.0
radiated emissions
EN 60601-1-2:2015 and IEC 60601-1-2 ed 4.0
harmonic current emissions
EN 61000-3-2:2014
voltage fluctuation and flicker
EN 61000-3-3: 2013
ESD
EN 60601-1-2:2015 and IEC 60601-1-2 ed 4.0, IEC 61000-4-2:2008
radiated immunity
EN 60601-1-2:2015 and IEC 60601-1-2 ed 4.0, IEC61000-4-3:2006+A1: 2007+A2: 2010
EFT/Burst
EN 60601-1-2:2015 and IEC 60601-1-2 ed 4.0, IEC 61000-4-4: 2012
surge
EN 60601-1-2:2015 and IEC 60601-1-2 ed 4.0, IEC 61000-4-5:2014+A1: 2017
conducted immunity
EN 60601-1-2:2015 and IEC 60601-1-2 ed 4.0, IEC 61000-4-6: 2013
magnet field measurement
EN 60601-1-2:2015 and IEC 60601-1-2 ed 4.0, IEC 61000-4-8: 2009
voltage dips and interruptions
EN 60601-1-2:2015 and IEC 60601-1-2 ed 4.0, IEC 61000-4-11:2004+A1: 2017
MTBF
Telcordia SR-332, 250 W, 25 ºC
RoHS
yes
4,000
1,500
cui.com
Vac
Vac
300,000
hrs
Additional Resources:
Product Page
|
3D Model
CUI Inc │ SERIES: VMS-450B-CFS │ DESCRIPTION: AC-DC POWER SUPPLY
date 06/16/2023 │ page 3 of 6
ENVIRONMENTAL
parameter
conditions/description
min
operating temperature
storage temperature
typ
max
units
-20
70
°C
-20
80
°C
operating humidity
non-condensing
20
80
%
storage humidity
non-condensing
10
90
%
DERATING CURVE
cui.com
Additional Resources:
Product Page
|
3D Model
CUI Inc │ SERIES: VMS-450B-CFS │ DESCRIPTION: AC-DC POWER SUPPLY
date 06/16/2023 │ page 4 of 6
MECHANICAL
parameter
conditions/description
dimensions
148.2 x 80 x 40.6 (5.83 x 3.15 x 1.6 inch)
min
typ
660
MECHANICAL DRAWING (12 ~ 24 V models)
units: mm [inches]
CN1
Mounting holes
Function
1
Line
2
Neutral
FG
Ground
CN2
PIN
Function
1
VO+
2
VO+
3
VO+
4
DC RTN
5
DC RTN
6
VO+
7
VO+
8
DC RTN
9
DC RTN
10
DC RTN
CN3
PIN
Function
1
12 V for Fan
2
DC RTN
CN202
PIN
Function
1
5 V for standby
2
DC RTN
3
Remote on / off
CONNECTOR
MATE
CN 1:
JST, S2P3-VH, or equivalent
JST, VAR-2, or equivalent
CN 2:
Joint Tech, C4255WVA-F2-2X05, or equivalent
Molex, 39-01-2100, or equivalent
CN 3:
Cherng Weei, CP-W20-02, or eqivalent
JST, PHR-2, or eqivalent
CN 202:
Cherng Weei, CP-W20-03, or eqivalent
JST, PHR-3, or eqivalent
cui.com
units
mm
weight
PIN
max
g
Additional Resources:
Product Page
|
3D Model
CUI Inc │ SERIES: VMS-450B-CFS │ DESCRIPTION: AC-DC POWER SUPPLY
date 06/16/2023 │ page 5 of 6
MECHANICAL DRAWING (36 ~ 56 V models)
units: mm [inches]
CN1
PIN
Mounting holes
Function
1
Line
2
Neutral
FG
Ground
CN2
PIN
Function
1
VO+
2
VO+
3
DC RTN
4
DC RTN
CN3
PIN
Function
1
12 V for Fan
2
DC RTN
CN202
PIN
Function
1
5 V for standby
2
DC RTN
3
Remote on / off
CN4
PIN
Function
1
sense+
2
sense- (DC RTN)
CONNECTOR
MATE
CN 1:
JST, S2P3-VH, or eqivalent
JST, VAR-2, or equivalent
CN 2:
Cherng Weei, CV-W3961-04, or eqivalent
JST, VHR-4N, or equivalent
CN 3:
Cherng Weei, CP-W20-02, or eqivalent
JST, PHR-2, or eqivalent
CN 202:
Cherng Weei, CP-W20-03, or eqivalent
JST, PHR-3, or eqivalent
CN 4:
Cherng Weei, CP-W20-02, or eqivalent
JST, PHR-2, or equivalent
cui.com
Additional Resources:
Product Page
|
3D Model
CUI Inc │ SERIES: VMS-450B-CFS │ DESCRIPTION: AC-DC POWER SUPPLY
date 06/16/2023 │ page 6 of 6
REVISION HISTORY
rev.
description
date
1.0
initial release
02/14/2020
1.01
updated derating curve
06/15/2020
1.02
added FCC mark
07/08/2020
1.03
derating curves updated
04/20/2021
1.04
input voltage updated
01/18/2023
1.05
derating curve removed
05/23/2023
1.06
mechanical drawings updated
06/16/2023
The revision history provided is for informational purposes only and is believed to be accurate.
Headquarters
20050 SW 112th Ave.
Tualatin, OR 97062
800.275.4899
Fax 503.612.2383
cui.com
techsupport@cui.com
CUI offers a two (2) year limited warranty. Complete warranty information is listed on our website.
CUI reserves the right to make changes to the product at any time without notice. Information provided by CUI is believed to be accurate and reliable. However, no responsibility is
assumed by CUI for its use, nor for any infringements of patents or other rights of third parties which may result from its use.
CUI products are not authorized or warranted for use as critical components in equipment that requires an extremely high level of reliability. A critical component is any component of a
life support device or system whose failure to perform can be reasonably expected to cause the failure of the life support device or system, or to affect its safety or effectiveness.