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SERIES: VGS-350C │ DESCRIPTION: INTERNAL AC-DC POWER SUPPLY
FEATURES
•
•
•
•
•
•
selectable input range (90 ~ 132 Vac / 180 ~ 264 Vac)
UL/EN/IEC 62368 certified
designed to meet IEC/EN 60335, and GB4943 system requirements
short-circuit, over-current, over-voltage, over-temperature protections
integrated cooling fan
output adjustable via trimpot +/- 10%
MODEL
output
voltage
output
current
output
power
ripple
and noise1
efficiency2
(Vdc)
max
(A)
max
(W)
typ
(mVp-p)
typ
(%)
5
60.0
300.0
150
84
VGS-350C-12
12
29.0
348.0
150
85
VGS-350C-15
15
23.2
348.0
150
87
VGS-350C-24
24
14.6
350.4
150
88
VGS-350C-36
36
9.7
349.2
200
88
VGS-350C-48
48
7.3
350.4
200
89
VGS-350C-5
Notes:
1. Ripple & noise are measured at 20 MHz BW with 47 µF aluminum electrolytic capacitor and 0.1 µF ceramic capacitor on the output.
2. Measured at 230 Vac
PART NUMBER KEY
VGS-350C - XX - X
Base Number
Output Voltage
cui.com
A - with terminal cover
B - with conformal coating
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CUI Inc │ SERIES: VGS-350C │ DESCRIPTION: AC-DC POWER SUPPLY
date 06/06/2022 │ page 2 of 6
INPUT
parameter
conditions/description
min
max
units
voltage
ac input (low voltage, switch at 115V)
ac input (high voltage, switch at 230V)
dc input (switch at 230V)
90
180
240
132
264
373
Vac
Vac
Vdc
47
63
Hz
8
4
A
A
frequency
typ
current
at 115 Vac
at 230 Vac
inrush current
at 115 Vac, cold start
at 230 Vac, cold start
leakage current
at 240 Vac
0.75
mA
no load power consumption
at 230 Vac, 25°C
0.75
W
max
units
10,000
4,000
3,300
1,500
1,500
470
μF
μF
μF
μF
μF
μF
60
60
A
A
OUTPUT
parameter
conditions/description
capacitive load
5 Vdc output
12 Vdc output
15 Vdc output
24 Vdc output
36 Vdc output
48 Vdc output
initial set point accuracy
5 Vdc output, full load
12 Vdc ouput, full load
other outputs, full load
min
line regulation
load regulation
5 Vdc output, 0%~100% load
12 Vdc ouput, 0%~100% load
other outputs, 0%~100% load
adjustability
built in trim pot
hold-up time
at 115 Vac
at 230 Vac
typ
±3
±1.5
±1
%
%
%
±0.5
%
±2
±1
±0.5
%
%
%
12
16
ms
ms
65
kHz
±0.02
%/°C
±10
switching frequency
temperature coefficient
%
PROTECTIONS
parameter
conditions/description
min
over voltage protection
5 Vdc output, hiccup, auto-recovery
12 Vdc output, hiccup, auto-recovery
15 Vdc output, hiccup, auto-recovery
24 Vdc output, hiccup, auto-recovery
36 Vdc output, hiccup, auto-recovery
48 Vdc output, hiccup, auto-recovery
over current protection
auto-recovery
short circuit protection
hiccup, continuous, auto-recovery
typ
max
units
5.75
13.8
18.0
28.8
41.4
55.2
6.75
16.2
21.0
33.6
46.8
59.5
Vdc
Vdc
Vdc
Vdc
Vdc
Vdc
110
180
%
max
units
SAFETY & COMPLIANCE
parameter
conditions/description
isolation voltage
input to ground
input to output
output to ground
safety approvals
certified to:
designed to meet:
designed to meet:
designed to meet:
safety class
Class I
min
2,000
3,000
500
62368:
60335:
61558:
4943:
IEC/EN/UL
IEC/EN
IEC/EN
GB
cui.com
typ
Vac
Vac
Vac
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CUI Inc │ SERIES: VGS-350C │ DESCRIPTION: AC-DC POWER SUPPLY
date 06/06/2022 │ page 3 of 6
SAFETY & COMPLIANCE
EMI/EMC
CISPR32/EN55032 Class A
ESD
IEC/EN 61000-4-2 Contact ±6KV /Air ±8KV, perf. Criteria A
radiated immunity
IEC/EN 61000-4-3 10V/m, perf. Criteria A
EFT/burst
IEC/EN 61000-4-4 ±2KV, perf. Criteria A
surge
IEC/EN 61000-4-5 line to line ±2KV/line to ground ±4KV, perf. Criteria A
conducted immunity
IEC/EN61000-4-6 10 Vr.m.s, perf. Criteria A
voltage dips and interruptions
IEC/EN61000-4-11 0%, 70%, perf. Criteria B
MTBF
as per MIL-HDBK-217F at 25°C
RoHS
yes
300,000
hours
ENVIRONMENTAL
parameter
conditions/description
min
typ
max
units
operating temperature
-30
70
°C
storage temperature
-40
85
°C
operating humidity
non-condensing
20
90
%
storage humidity
non-condensing
0
95
%
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CUI Inc │ SERIES: VGS-350C │ DESCRIPTION: AC-DC POWER SUPPLY
date 06/06/2022 │ page 4 of 6
MECHANICAL
parameter
conditions/description
dimensions
215.00 x 115.00 x 30.00
min
typ
max
mm
weight
700
cooling
forced air cooling
case material
metal (AL1100, SGCC)
units
g
MECHANICAL DRAWING
units: mm [inch]
tolerance: ±1.0 [±0.039]
wire range: 22-12 AWG
connector tightening torque: M3.5, 0.8 N·m
PIN CONNECTIONS
PIN
Function
1
+Vo
2
+Vo
3
+Vo
4
-Vo
5
-Vo
6
-Vo
AC(N)
9
AC(L)
Switch
ac input
(Vac)
dc input
(Vdc)
90~132
-
180~264
240~373
230V
8
115V
7
cui.com
Position
Screw
spec.
L (max)
Torque
(max)
1 - 4
M4
5 mm
0.9 N·m
5 - 8
M4
3 mm
0.9 N·m
Note: At least one hole position, 1 ~ 8 , must be securely connected
to Protective Earth (PE)
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CUI Inc │ SERIES: VGS-350C │ DESCRIPTION: AC-DC POWER SUPPLY
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3D Model
date 06/06/2022 │ page 5 of 6
DERATING CURVE
EFFICIENCY CURVES
cui.com
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CUI Inc │ SERIES: VGS-350C │ DESCRIPTION: AC-DC POWER SUPPLY
date 06/06/2022 │ page 6 of 6
REVISION HISTORY
rev.
description
date
1.0
initial release
12/10/2020
1.01
derating and efficiency curves updated
01/28/2022
1.02
UKCA mark added
06/06/2022
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.