參數(shù)資料
型號： LH1901-2R
英文描述： 50 Watt AC-DC Converters
中文描述： 50瓦AC - DC轉(zhuǎn)換器
文件頁數(shù)： 2/4頁
文件大小： 63K
代理商： LH1901-2R
2
www.power-one.com
Edition 4/04.2001
Cassette Style
H Series
Protection
Input undervoltage lockout
Input overvoltage lockout
Input transient protection
Output
Output overvoltage
Overtemperature
typ. 60 V AC
typ. 280 V AC
varistor
no-load, overload and short circuit proof
suppressor diode in each output
switch-off with auto restart
typ. 150% U
o nom
T
C
typ. 100
°
C
Control
Output voltage adjustment
Inhibit
Status indication
single output types
TTL input, output(s) disabled if left open-circuit
LEDs: OK, inhibit
0...110% U
o1 nom
Safety
Approvals
Class of equipment
Protection degree
Electric strength test voltage
EN 60950, UL 1950, CSA C22.2 No. 950
class I
IP 40
2 kV AC
4 kV AC
1 kV AC
0.2 kV AC
units without options
I/case
I/O
O/case
O/O
EMC
Electrostatic discharge
Electromagnetic field
Electr. fast transients/bursts
Surge
Electromagnetic emissions
IEC/EN 61000-4-2, contact discharge, level 2 (4 kV)
IEC/EN 61000-4-3, level x (20 V/m)
IEC/EN 61000-4-4, input, level 1 (0.5 kV)
IEC/EN 61000-4-5, input, level 1 (0.5 kV)
CISPR 22/EN 55022, conducted
CISPR 22/EN 55022, radiated
criterion A
criterion A
criterion A
criterion A
class A
class B
Environmental
Operating ambient temperature U
i nom
, I
o nom
, convection cooled
Operating case temperature T
C
U
i nom
, I
o nom
Storage temperature
Damp heat
Vibration, sinusoidal
Shock
Bump
MTBF
–
10...50
°
C
–
10...80
°
C
–
25...100
°
C
21 days
0.15 mm/2 g
n
non operational
IEC/EN 60068-2-3, 93 %, 40
°
C
IEC/EN 60068-2-6, 10
…
60/60
…
150 Hz
IEC/EN 60068-2-27, 6 ms
IEC/EN 60068-2-29, 16 ms
MIL-HDBK-217E, G
B
, 40
°
C, single output types
15 g
n
10 g
n
384'000 h
Options
Input and/or output undervoltage monitoring, excludes option V
Input and/or output undervoltage monitoring (VME), excludes option D
D1
…
D8
V2, V3
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