UT1740-7Z Просмотр технического описания (PDF) - Power-One Inc.
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Компоненты Описание
производитель
UT1740-7Z Datasheet PDF : 4 Pages
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Cassette Style
T Series
Input
Input voltage AC
Input frequency
Power factor
Inrush current
active PFC
virtually no inrush current
refer to selection chart
47/63 Hz
>0.96
Output
Efficiency
Ui nom, Io nom
Output voltage setting accuracy Ui nom, 50 % Io nom
up to 93%
±0.25 V
Output voltage noise (total)
IEC/EN 61204, including a sinusoidal output ripple at
Line regulation
Load regulation
Minimum load
twice the line frequency
Ui min...Ui max, Io nom
Ui nom, 1...100 % Io nom
not required
≤1.1 Vpp
typ. 1.6%
typ. 2.5%
Current limitation
Operation in parallel
constant power, constant current characteristic
enabled by droop current share
typ. 145 % Io nom
Hold-up time
Io nom, output voltage decrease to 85% Uo nom
16 ms
Protection
Input fuse
Reverse polarity
Input undervoltage lockout
Input overvoltage lockout
Input transient
Output
Output overvoltage
Overtemperature
built-in, UT/LT
bridge rectifier
varistor
no-load, overload and short circuit proof
second control loop
switch-off with auto restart
10 A slow blow/6.3 A fast
typ. 90 % Ui min
typ. 104 % Ui max
30/60 V SELV
TC typ. 100°C
Control
Output voltage adjustment
Inhibit
Ucr input for remote control
output enabled if inhibit left open
93...104% Uo nom
Output undervoltage monitoring threshold level externally adjustable
Status monitoring
system good (Sys OK, Uo OK, no int. or external fault)
Status indication
LEDs: Sys OK, Uo OK and Error
Safety
Approvals
Electric strength test voltage
Degree of protection
EN 60950, UL 1950, CSA 22.2 No. 950
class I, I/case
class I, I/O
class I, O/case
2 kV AC
4 kV AC
1 kV AC
IP 30
www.power-one.com
Edition 5/07/01
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