250W 12V 12.5A Switching Power Supply AC to DC

• Output Type: Single
• Warranty: 1 Year
• Output Power: 250W
• Input Voltage: 90-132 VAC/180-264VAC
• Connection Mode: Series Switching Power Supply
• Starting Mode: Self-excited Switching Power Supply
• Model NO.: HS-250T-12
• Voltage Regulating Mode: Width Modulation Type
• Power Supplying System: Terminal Power Distribution Equipment
• Energy Transmission: One-way Transmission
• Modulation System: PWM
• Certification: CE, RoHS, ISO, CCC
• Brand: Dhecn
• Transport Package: 12 PCS/CTN
• Specification: CE, ROHS, ISO9001
• Trademark: DHECN
• Origin: China
• HS Code: 8504401990
• Production Capacity: 10000PCS/Month

Product Description

HS-250T Single Output Switching Power Supply

MODEL:HS-250T Single Output Switching Power Supply

Features: High efficiency,high reliability,low cost Universal AC input /full range 100% full load burn-in test Protections: Short circuit/ Over load/ Over voltage Forced air cooling by built in DC fan Built-in cooling Fan ON-OFF control 1 year warranty Dimensions: 215*115*50mm(L*W*H)

casing No. : H007T

MODEL

HS-250T-5

HS-250T-7.5

HS-250T-12

HS-250T-13.5

HS-250T-15

HS-250T-24

HS-250T-27

HS-250T-48

OUTPUT

DC Voltage

5V

7.5V

12V

13.5V

15V

24V

27V

48V

Voltage Tolerance

±2%

±2%

±1%

±1%

±1%

±1%

±1%

±1%

Rated Current

40A

30A

20A

18.5A

16.6A

10A

9.3A

5.2A

Current Range

0-40A

0-30A

0-20A

0-18.5A

0-16.6A

0-10A

0-9.3A

0-5.2A

Rated Power

200W

225W

240W

250W

249W

240W

251W

250W

Ripple & Noise

120mVp-p

120mVp-p

150mVp-p

150mVp-p

150mVp-p

150mVp-p

200mVp-p

240mVp-p

DC Adjustment Range

-10%,+12%

±20%

-16%,+10%

-12%,+11%

-10%,+20%

-16%,+10%

-4%,+18%

-15%,+17%

Setup, Rise, Hold Time

200ms,50ms,20ms at full load

INPUT

Voltage Range

90~132 VAC/180~264VAC47~63 Hz; Selected by switch 254~370VDC

AC Current

5.5A/115 V 3.5A/ 230 V

Efficiency

74%

76%

78%

79%

78%

82%

82%

83%

Inrush Current

25A/115V50A/230V

Leakage Current

<3.5 mA/240VAC

PROTECTION

Over Load

105%~135%

Protection type: Current limiting, recovers automatically after fault condition is removed.

Over Voltage

115%~135%

Protection type:Voltage limits, automatic resume troubleshooting.

Over Temp.

RTH3≥45ºCFAN ON ≤40ºCFAN OFF,≥85ºCoutput shutdown

ENVIRONMENT

Working Temp., Humidity

-10ºC~+50ºC; 20%~90 %RH

Storage Temp., Humidity

-20ºC~+85ºC; 10%~95 %RH

Vibration

10~500Hz,2G 10min./1cycle, period for 60min, each along X, Y, Z axes

SAFETY

Withstand Voltage

I/P-O/P:1.5KVAC I/P-O/P:1.5KVAC O/P-FG: 0.5KVAC

Isolation Resistance

I/P-O/P, I/P-FG, O/P-FG:100M Ohms/500VDC

STANDARD

Safety Standard

Design refer to UL1950

EMC Standard

Design refer to EN55022,EN55024,EN61000

OTHERS

Weight

1.15Kg

Packing

12pcs/13.8Kg/0.98CUFT

NOTE

1.All parameters NOT specially mentioned are measured at 230VAC input, rated load and 25ºC of ambient temperature.
2. Ripple & noise are measured at 20MHz of bandwidth by using a 12″twisted pair-wire terminated with a 0.1μ & 47μ parallel capacitor.
3.Tolerance: includes set up tolerance, line regulation and load regulation.

 

FAQ - DHECN 

1.Question: Are you a manufacturer or trading company ? 
Answer: We are a specical manufacturer with import & export license, which established in 1998, it is a professional manufacturer in designing, producing and selling isolation switch, switching power supply, current transformer, voltage transformer, and other electrical products.

2. Question :  Why choose us and trust us?  
Answer :  Good product, good price, and good service.
Company spirit: Practical innovation, sincerity to all
Core values: Customers' praise is the only value we exist.
Management concept: Pursuing excellent quality, creating first-rate services

3. Question : Where is your factory located ?  How can I visit there ?    
Answer: With an ISO90001 certified factory located in Yueqing city, Zhejiang Province, P.R.OF China. It takes about 4 hours from SHANGHAI by high-speed rail and 45 minute by air.
It is very pleasure for all to visit us. 
 
4. Question :  Can you do OEM ? 
Answer: Yes, we have the ability to do OEM /ODM to meet your requirements. 
 
5. Question : What is the payment terms?
Answer: In general T/T, L/C, Paypal or others we can discuss.
 
6. Question :How about the delivery time?
Answer: Usually, if have enough in warehouse, the delivery time is within 3 working days.
       If need produce, the lead time is about 10-20 working days according to quantity of the order.
 
7. Question : How about the shipping method?
 Answer: For sample or small order, deliver by International express, such as DHL, FEDEX, TNT, UPS, EMS and so on.
For large order, deliver by sea or by air according to buyers shipping instructions.
 
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