Origin	China
Model Number	DTD-4-4
Brand Name	CREE
Color	White
Input Voltage	110v
Life	>=50000

Pictures: please open website: http://www.myland.cn/led_lights_new/chezai_c.htm

DTD-4-4 LED Downlight Manual 

1. Summary 

This product is designed for the commerce lighting, the luminaire is High-power LED, the control circuit is 

efficient constant current source, and the enclosure is cast metal-forming. This downlight with 

well-designed, reliable performance, a reasonable structure and refined appearance, and it’s the ideal 

lighting lamp in lighting engineering. The main technical quality Parameters are filling with the 

requirements of U/L and EC, and strictly follow the requirements of the above standards and the relevant 

industry standards to design and manufacture. 

2. Product 

2.1 Use Condition 

(1) Altitude:Below 5300 m   

(2) Temperature:-10ºC ~ 45ºC 

(3) Humidity:≤ 95 % 

(4) Bump:50 m/s2 

(5) Vibration:f =250/f2 mm(10-50 Hz) 

2.2 Specifications 

(1)  LED brand:CREE 

(2) Color temperature:2800-7000K 

(3)  LED quantity:4 PCS   

(4)  LED power:4W/12W 

(5) Luminous flux:200lm/600lm 

(6) Illumination:145Lux/225Lux (center 2m) 

(7) Power consumer:7W/14W 

(8) Voltage:AC110V/ AC220V 

(9) Glare angle:≤ 45º 

(10) Life:≥ 50000 h 

(11) Authentication:CE 

2.4 Structure 

(1)Mounting:Embedded,the thickness of the mounting board is 1-20mm. 

(2)Dimension:Picture 1 

(3)Surface color:Silver 

(4)Material:The main structure components is Aluminum 

(5)Connector:WAGO  

(6)Wire:Low smoking and halogen free wire 

(7)Weight:≤ 200g 

3. Application 

(1) Mounting 

Making a hole on the mounting board:Picture 2 

Mounting step:Picture 2 

(2) Wiring 

The wiring drawing and step:Picture 3 

(3) Tools 

Using the small screwdriver to mounting and maintenance. 

(4) Notes 

a.The space on the top of downlight should have 15mm at least to ensure that there has enough electrical 

safety space to cool. 

b.Please check the specification of the downlight carefully with the same demand before mounting. 

c.If the downlight is failure, please replace it directly, or replace the damaged parts under the guidance of 

the maintenance staff.