• Dimmable LED Power Supply by Triac dimmer 120VAC 12 Watt 350MA System 1
Dimmable LED Power Supply by Triac dimmer 120VAC 12 Watt 350MA

Dimmable LED Power Supply by Triac dimmer 120VAC 12 Watt 350MA

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Loading Port:
China Main Port
Payment Terms:
TT or LC
Min Order Qty:
100 Pieces pc
Supply Capability:
300000 Pieces per Month pc/month

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Features:

 

 12W 350mA Dimmable LED Power Supply For High Power LED Lighting Source

 

 Input range from 120Vac +/- 6%

 

 Work with leading edge and trailing edge dimmers

 

 With power factor correction function:PF>0.9

 

 Compact,lightweight in plastic case

 

 Designed for indoor application

 

 Protections:short-circuit/over load/over heat and auto-reset

 

 2 years warranty

 

 RoHs compliant

 

 

 Specification:

 

Model No

LD012D-CA10012-26

LD012D-CA07018-26

LD012D-CA03536-26

 

Primary

Voltage range(VAC)

120V +/-6%

 

Frequency range

60Hz

 

AC Current

0.2A

 

THD 

Less than 20% at full load

 

Max inrush current

<15A

 

leakage current

<1mA/120Vac

 

Available Dimmers

1. Standard light switches

 

2. Triac based incandescent dimmers(Standard phase-leading edge)

3. Electronic low voltage dimmers(Reverse phase-trailing edge)

 

 

Secondary

Voltage range(VDC)

7-12V

12-18V

24-36V

 

Ripple&Noise(max)

2Vp-p

2Vp-p

2Vp-p

 

Rated current range

1000mA +/-6%

700mA +/-6%

350mA +/-6%

 

Rated Power

12W Max

12W Max

12W Max

 

Efficiency

81%

80%

82%

 

Hope up time

Half cycle minimum at 120VAC and 80% of rated

 

Environment

Operating Temp.

-20°C to + 50°C full load

 

Operating Humidity

20%-90% RH non-condensing

 

Storage Temp./Humidity

-20°C to + 80°C 20%-90% RH

 

Ambient Temp.

-25°C at 120Vac

 

MTBF

>100000 hours at full load and 25°C ambient conditions

 

Safety

 

approval

 

Safety standards

UL, Cul 1310 class2, FCC PART15 CALSS B

 

Q: What transformer can be used in a safety voltage lighting transformer?
An isolated transformer is a transformer that is electrically isolated from an input winding and an output winding. The isolated transformer is used to avoid accidental touching of the charged body at the same time, and the isolation of the transformer is to isolate the current of the former side winding coil.
Q: How many can you bring with 220V? How many can you bring with 380V? There are 3 terminals on the transformer. There are 220V, 380V, 0, three terminals. 220V is the 220V terminal and the 0 connection. How can the 380V be connected? Is it 380V and 0 or 380V and 220V?
Connect 220V method, FireWire 220V terminal, zero line 0 terminal, 380V terminal is not connected.Connect 380V method, A phase 380V terminal, B phase 0 terminal, 220V terminal is not connected.
Q: Why should lighting transformers be used in factories and mines?
There are two cases. One is the general factories and mines, and the low voltage is three-phase four wire system, and the neutral point is directly grounded. Between the phase line and the zero line is 220V, which can be connected with the illumination load.
Q: 1000 square meters low voltage.36 volts lighting power supply with multiple transformers and wires
First of all, make sure your power is too large, but you are not recommended to do so, the cost is too high, the pressure drop is too large, you can raise the voltage to 220V or higher, and then transfer to avoid power losses. If the direct transmission, the power is slightly larger, the line will be very rough, the cost will be very high
Q: Why is the two side of the lighting transformer grounded?
Single-phase transformer two side lighting to the ground, on the one hand is the lighting products now contain many semiconductor devices such as diodes, transistors, integrated circuits, semiconductor devices vulnerable to electrostatic damage, two side grounding contributes to the surge pressure factors produced by residual electrostatic discharge stay in the main circuit, avoid electrostatic protection, product life. In the 21 aspect, there is distributed capacitance between the two side and the primary side of the power transformer, and the high frequency surge disturbance caused by the primary side current source will directly enter the two side to the main circuit through the distributed capacitor. These unnecessary high frequency interference may jump into the sensitive signal source, make the control system malfunction, and the two side grounding of the power transformer can eliminate most of the undesirable effects of the distributed capacitance.
Q: Line lights, lighting transformers in use!! Can live line work?!! Be afraid of electric shock 40
General line lights are 36 volts, especially in the damp and harsh environment, the light transformer adopts 24 volts voltage;After the use of light transformers, can generally live operations, first, low voltage, less dangerous, and the two is a transformer isolation, safety is greater, so you can live work, generally there will be no electric shock accident. (as long as the power is not in the hands and hands, the two end of the power supply, there will be no electric shock.)
Q: How is the lighting power of the 380V transformer calculated?
Special transformer power transformer (electric furnace transformer, rectifier transformer, power frequency test transformer, voltage regulator, transformer, audio, mine variable frequency transformers, high frequency transformer, transformer, instrument transformer, impact power transformer, reactor, mutual inductor etc.) circuit with T symbol number. For example: T01, T201 etc.
Q: Why the 21 lighting transformer must double winding type safety isolating transformers, prohibited the use of autotransformer.
Double winding type safety isolating transformer load end and the power supply terminal is not connected, is safe, and autotransformer primary winding of a share, it is directly connected with the power supply end of the power, not safety.
Q: Can the 500 volt lighting transformer be changed into an electric welder?
The no-load voltage is higher (about 70~90 V), the arc can be smoothly started, and the voltage will be reduced to about 30 V when welding.
Q: Which is more energy saving by using 24V500W transformer lighting and 220V500W lighting?
220V500W more power saving:Reasons: 1, high voltage, small current, line loss is small; 2, reduce the transformer and other intermediate links, each link has a loss.
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1. Manufacturer Overview

Location Guangdong,China (Mainland)
Year Established 2005
Annual Output Value
Main Markets North America 0.36%
South America 1.26%
Eastern Europe 0.36%
Western Europe 1.41%
Central America 6.22%
Northern Europe 0.36%
Southern Europe 1.41%
Domestic Market 88.62%
Company Certifications TUV; Business License

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b) Factory Information
Factory Size: 3,000-5,000 square meters
No. of Production Lines 2
Contract Manufacturing OEM Service Offered Design Service Offered Buyer Label Offered
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