Model

SMT-012-300VWJ2 (1.0 version)

SMT-012-300VWJ2V2 (2.0 version)

SMT-012-300VWJ2WV2 (3.0 version)  

SMT-024-288VWJ2 (1.0 version)

SMT-024-288VWJ2V2 (2.0 version)

SMT-024-288VWJ2WV2 (3.0 version) 

Output

DC Voltage

12V

24V

Voltage Tolerance

±0.5V

Voltage Regulation

±0.5%

Load Regulation

±1%

±1%

Rated current

25A (multi current 5*5A)

12A(multi current 3*4A)

Rated power

300W (5*60W)

288W (3*96W)

Input

Voltage Range

100-277VAC

Frequency Range

47-63Hz

PowerFactor (Typ.)@full load

0.99@120VAC  0.95@277VAC

0.99@120VAC  0.95@277VAC

THD(Typ.)@full load

<20%

<20%

Inrush Current(Typ.)

88%@120V   92%@277VAC

86%@120V   91%@277VAC

Efficiency(Typ.)@Full Load

3.4A@100VAC

3.6A@100VAC

AC Current(Typ.)

35A ,50%,960us @120VAC ;  43A,50%,1ms @277VAC

12.4A (twidth=430us) @277VAC

Leakage current

<0.50mA

Protection

Short Circuit

shut down o/p voltage, re-power on to recover after fault condition is removed

Over Loading

≤120%  Hiccup mode ,recovers automatically after fault condition is removed

Over temperature

100℃±10℃ shut down o/p voltage, automatically recover after cooling.

Environment

Working TEMP.

-40~+60℃ (see below derating curve)

Working Humidity

20~90%RH, non-condensing

Storage TEM.,Humidity

-40~+80℃,10~95%RH

TEMP.coefficient

±0.03%/℃(0~50℃)

Vibration

10~500Hz, 5G 10min./1 cycle,period for 60min. each along X,Y,Z axes

Safety&EMC

Safety standards

UL8750+UL1310

Withstand voltage

I/P-O/P:1.88KVAC  

Isolation resistance

I/P-O/P:100MΩ/500VDC/25℃/70%RH

EMC EMISSION

FCC 47 CFR Part 15 ,Subpart B

Others

Weight

2.2Kg  (1.0 version)  

Size

1.0 version: 301*108*46mm   /   2.0 version: 301*130*46mm 

3.0 version: 301*140*45mm

packaging

330*220*245mm     8pcs /CTN    G.W.:21.08KG/CTN  (1.0 version) 

385*335*200mm     20PCS/CTN

Notes

1. All parameters if NOT specially mentioned are measured at 120VAC input , rated load and 25℃of ambient temperature.

2. To extend the driver's using life ,please reduce the loading at lower input voltage.