LI72-20B24 Datasheet, PDF (2/3 Pages) MORNSUN Science& Technology Ltd. – DIN-RAIL POWER SUPPLIES

Isolation Resistance
Input-Output
100
--
--
4000
--
--
Isolation Voltage
Input-FG
Tested for 1 minute
1500
--
--
Output-FG
500
--
--
Switching Frequency
--
100
--
Weight
--
340
--
Safety Class
CLASS I
Hot swap
Case Material Grade
Support
Metal + Plastic（UL 94V-0）
Install
TS-35/7.5 or TS-35/15 rails
Cooling
MTBF
Free air convection
＞250000 h @ 25℃
Note: 1. Ripple and Noise are measured by the method of parallel lines;
2. Unless otherwise specified, all specifications above are measured at rated input voltage and rated output load, Ta=25^oC, humidity < 75%.
MΩ
VAC
kHz
g
EMC SPECIFICATIONS
CE
EMI
RE
ESD
RS
EFT
EMS
Surge
CS
PFM
Voltage dips, short and
interruptions immunity
CISPR22/EN55022, CLASS B(Without External Circuit )
CISPR22/EN55022, CLASS B(Without External Circuit )
IEC/EN61000-4-2 Contact ±6KV / Air ±8KV
IEC/EN61000-4-3 10V/m
IEC/EN61000-4-4 ±4KV(Without External Circuit )
IEC/EN61000-4-5 ±2KV/±4KV(Without External Circuit )
IEC/EN61000-4-6 10 Vr.m.s
IEC/EN61000-4-8 10A/m
perf. Criteria B
perf. Criteria A
perf. Criteria B
perf. Criteria B
perf. Criteria A
perf. Criteria A
IEC/EN61000-4-11 0%-70%
perf. Criteria B
PARALLEL LINES MEASURE
AC(L)
FUSE
A C ( L) +Vo
Copper sheet
AC(N)
A C /D C
C1
C2
Load
Connect
Oscillograph Probe
A C ( N ) -Vo
12.7mm
25. 4mm
25. 4mm
Note: C1: 1µF (Ceramic capacitor) C2: 10µF (Electrolytic capacitor)
PRODUCT TYPICAL CURVE
Temperature Derating Graph
100
62
60
40
30
Input
1
6^v5^o_~^{lt a}2 ^g6 ^~e4^：V A
C
-40-30 0
55 70
Ambient Tem.(℃ )
Input Voltage Derating Graph
100
80
60
Ambient temperature:2 5℃
40
165
220
264
Input Voltage（ VAC）
Note: When input DC, VDC=1.414*VAC-20.
The copyright and authority for the interpretation of the products are reserved by MORNSUN
LI72-20B24
Specifications subject to change without notice.
2013.09.26-A/0
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