·Universal AC input/full range
·Built-in active PFC function
·Protections:short circuit/over load/over voltage
·Battery low/battery polarity protections
·Cooling by free air convection
·Fixed switching frequency at PFC 67KHz, PWM 134KHz
·100% full load burn-in test
·2 Years warranty
|
Model
|
SD-155-12
|
SD-155-24
|
SD-155-48
|
|
Output
|
Output number
|
CH1
|
/
|
CH3
|
CH1
|
/
|
CH3
|
CH1
|
/
|
CH3
|
|
DC voltage
|
13.8V
|
/
|
13.3V
|
27.6V
|
/
|
27.1V
|
54V
|
/
|
53.5V
|
|
Rated current
|
9.5A
|
/
|
0.5A
|
4.5A
|
/
|
0.5A
|
2.3A
|
/
|
0.2A
|
|
Current range
|
0～10.5A
|
/
|
-----
|
0～5A
|
/
|
-----
|
0～2.5A
|
/
|
-----
|
|
Rated power
|
152.75W
|
152.75W
|
149.9W
|
|
Ripple&Noise (max.) Note.2
|
150mVp-p
|
/
|
-----
|
200mVp-p
|
/
|
-----
|
240mVp-p
|
/
|
-----
|
|
DC Voltage ADJ. range
|
CH1:12～14.5V
|
CH1:24～29V
|
CH1:48～58V
|
|
Voltage tolerance note.3
|
±2.0%
|
±3.0%
|
-----
|
±1.0%
|
±3.0%
|
-----
|
±1.0%
|
±5.0%
|
-----
|
|
Line regulation
|
±1.0%
|
±0.5%
|
-----
|
±1.0%
|
±0.5%
|
-----
|
±1.0%
|
±0.5%
|
-----
|
|
Load regulation
|
±1.0%
|
±2.0%
|
-----
|
±1.0%
|
±2.0%
|
-----
|
±1.0%
|
±2.0%
|
-----
|
|
Setup,Rise time
|
1000ms,90ms/230VAC 2000ms,90ms/115VAC(at full load)
|
|
Hold up time(Typ.)
|
24ms/230VAC 20ms/115VAC. (at full load)
|
|
Input
|
Voltage range
|
88～264VAC or 124～370VDC
|
|
Frequency range
|
47～63Hz
|
|
Power factor (Typ.)
|
PF＞0.92（at full load）
|
|
Efficiency (Typ.)
|
78%
|
81%
|
81%
|
|
Ac current (Typ.)
|
2.5A/115VAC 1.5A/230VAC
|
|
Inrush current(Typ.)
|
cold start 20A/115VAC 40A/230VAC
|
|
Leakage current
|
＜1mA/240VAC
|
|
Protection
|
Over load
|
CH1,CH2:105 ~ 135% rated output power CH3:0.51 ~ 0.9A
|
|
Protection type : AC charging mode Constant current limiting,recovers automatically after fault condition is removed ；UPS Mode : Protected by internal fuse
|
|
over voltage
|
CH1:15.87～18.63V
|
CH1:31.74～37.26V
|
CH1:62.1～72.9V
|
|
Protection type : Shut down o/p voltage, re-power on to recover
|
|
Battery low
|
10V±0.8V
|
19.5V(+1.5V.-1V)
|
39V±2V
|
|
Environment
|
Working temp
|
-10℃～+60℃;(Refer to "Deration Curve")
|
|
Working humidity
|
20%～90%RH non-condensing&l
|
