Ltech SE 20 250-1000-W2B2 User manual

Bluetooth 5.0 Mesh
Push DIM
SE-20-250-1000-W2B2
I/P-O/P:500VdC/25°C/70%RH≥100MΩ
EN55015, EN61000-3-2 Class C, IEC61000-3-3
0/50/60Hz
Shut down the output and recover automatically once it exceeds no-load voltage.
115Vac≤0.25A, 230Vac≤0.13A
PF>0.95/115Vac , PF>0.90/230Vac(Full load)
83%
100-240Vac (120-300Vdc)
L-N: 2kV
<0.24mA/230Vac
Cold start10A@230Vac (Test twidth=40 us tested under50% Ipeak)twidth=40us)
Push DIM
Control mode
9-54Vdc
250-1000mA
59Vdc
Temp coefficient
ta: -20 ~ 50°C tc: 75°C
20 ~ 95%RH, non-condensing
-40 ~ 80°C, 10~95%RH
±0.03%/°C(0-50°C)
10-500HZ, 2G 12min/1cycle，72 min for X,Y and Z axes respectively.
0~100%, down to 0.1%
No visible flicker/High frequency exemption level
When short circuit occurs,shut down the output and recover automatically.
I/P-O/P:3750Vac
IEC/EN61347-1, IEC/EN61347-2-13
EN61000-4-2,3,4,5,6,8,11, EN61547
IEEE 1789
167×41×32mm(L×W×H)
168×43×35mm(L×W×H)
160g±10g
Intelligent Tunable White LED Driver (Constant Current)
Shut down the output and recover antomatically once it exceeds1.02 times of the max load power.
Intelligently adjust or turn off the output current if the PCB temperature ≥110°C,and recover automatically.
±5%
≤2V
<1%
protective housings with small size and light weight.
Bluetooth 5.0 Mesh with high networking capability are reliable and stable.
Adjust brightness levels when lights are tunred on or go to the brightness
level adjusted last time.
T-PWM dimming technology allows continuous and flicker-free images
under high-speed shooting.
Dimming from 0~100%, down to 0.01%.
Innovative thermal management technology protects
the power life intelligently.
Overheat, overvoltage , overload, short circuit protection
and automatic recovery.
Suitable for indoor light applications ofⅠ/Ⅱ/Ⅲ type .
Up to 50000-hour life time.
5 -year warranty (Rubycon capacitor).
Adopt SAMSUNG/COVESTRO V0 flame resistant polycarbonate
0-100% flicker-free dimming with high frequency exemption level.
≤3600Hz
SE 20 250-1000-W2B2- -
1
Bluetooth 5.0 Mesh
Wireless protocol type
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Overvoltage protection
Frequency
Input current
Power factor
Efficiency (Typ)
Input voltage
Inrush current
Anti surge
Leakage current
Output voltage
Output current
Max output voltage
Working temperature
Working humitdity
Vibration
Dimming range
Strobe level
Overheat protection
Short circuit protection
Withstand voltage
Insulation resistance
Safety standards
EMC emission
EMC immunity
Strobe test standard
Dimensions(L×W×H)
Package size(L×W×H)
Gross weight
Overload protection
Current accuracy
Ripple&noise
LF current ripple(<120Hz)
PWM dimming frequency
OUTPUT
Model
INPUT
ENVIRONMENT
PROTECTION
SAFETY &
EMC
OTHERS
0.1 -100%%
DIM/CT
Storage temperature/Humidity
TM
短路保护
Short circuit
protection
Overload
protection 过温保护
Overheat
protection
无频闪
IEEE 1789
Flicker-free
IEEE 1789
Technical Specs
Super depth dimming technology
Flicker-free
IEEE 1789
Super depth
dimming technology

W
C
1
ON
2 3 4
Dimming interface priority:Buletooth 5.0 Mesh first,Push Dim next
Wireless connection mode
Push DIM connection mode
N
N
L
L
W
C
1
ON
2 3 4
0-100%
Push Dim is invalid under DC voltage input
Push DIM
Short press to turn on/off
Long press to dim or adjust
color temperature
DIM: 0~100%
DIM: 0~100%
CCT: 2700-6500K
CCT: 2700-6500K
With the constant power program design, brightness remains the same during color
temperature adjustments.Drivers can be connected with the load twice the rated power.
20W drivers can be connected with the load of 20W 2CH.The total power of both
channels keeps within 20W.
×
W
C
Max. 20W
Max. 20W
1
ON
2 3 4
W
-
-
+
+
C
4-wire LED lamp connection
2
Bluetooth 5.0 Mesh
Push DIM
32
167
162
41
4
SE-20-250-1000-W2B2
DIPswitch
1
ON
2 3 4
5.85-20.15W 6.3-20.3W 6.75-20.25W 7.2-20W 7.65-20.4W 8.1-19.8W 8.55-19.95W 9-20W
650mA
9-31V
700mA
9-29V
750mA
9-27V
800mA
9-25V
850mA
9-24V
900mA
9-22V
950mA
9-21V
1000mA
9-20V
ON
OFF
2.25-13.5W 2.7-16.2W 3.15-18.9W 3.6-20W 4.05-20.25W 4.5-20W 4.95-20.35W 5.4-20.4W
250mA
9-54V
300mA
9-54V
350mA
9-54V
400mA
9-50V
450mA
9-45V
500mA
9-40V
550mA
9-37V
600mA
9-34V
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LED Current Selection
DIP switch quickly selects multiple current value(See the table below). Please set current value when the driver is power-off.
Output Power
Output Voltage
Output Current
DIP Switch
Output Power
Output Voltage
Output Current
DIP Switch
Product Size
Unit：mm
Wiring Diagram
Wire diameter:0.75-1.5
Strip length：8mm-9mm
0 5-:1.5Wire diameter: .
8mm-9mmStrip length:
Access the network to control through App and Bluetooth

3
Bluetooth 5.0 Mesh
Push DIM
Load[%]
PF
0.35
0.45
0.55
0.65
0.75
0.85
0.95
10 20 30 40 50 60 70 80 90 100
250mA 300mA 350mA 400mA
450mA 500mA 550mA 600mA
650mA 700mA 750mA 800mA
850mA 900mA 950mA 1000mA
45
50
60
70
80
90
10 20 30 40 50 60 70 80 90 100
Load[%]
Efficiency[%]
250mA 300mA 350mA 400mA
450mA 500mA 550mA 600mA
650mA 700mA 750mA 800mA
850mA 900mA 950mA 1000mA
Load[%]
THD[%]
250mA 300mA 350mA 400mA
450mA 500mA 550mA 600mA
650mA 700mA 750mA 800mA
850mA 900mA 950mA 1000mA
7
17
27
37
47
57
67
77
10 20 30 40 50 60 70 80 90 100
Push DIM/CT
Push DIM works when the driver didn’t be paired up with a remote or gateway.
If it did, please remove the paired driver from the remote or gateway.
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Brightness
0 .1 %
1%
5%
30%
40%
70%
90%
100%
10%
20%
50%
60%
80%
Frequency(Hz)
Modulation(%)
1.00%
10.00%
100.00%
0.10%
110 100 1000 100003125
Flicker Test Table
IEEE 1789
f
f
≤ 8Hz
≤ 10Hz
Limit value (%)
Exemption assessment
(High frequency exemption)
f
f
f
f
f
f
f
f
f
f
≤ 90Hz
≤ 90Hz
≤ 1250Hz
≤ 3125Hz
8Hz <
10Hz <
90Hz <
90Hz <
> 1250Hz
> 3125Hz
0.2
0.1
0.025 ×
0.01 ×
0.08 ×
(0.08/2.5) ×
Limit Value of Modulation in Low Risk Areas
Waveform frequency of Optical output
Exemption assessment
Limit Value of Modulation in No Effect Areas
Waveform frequency of Optical output Limit value (%)
Modulation Area
High Frequency Exemption Area
Marks in the right chart are tested results of different current level .s
The output frequency is 0Hz in 100% brightness and its corresponding
modulation is 0%, which could not be shown in the right chart.
THD Characteristic Curve
Relationship Diagrams
Efficiency VS Load Power Factor Characteristic Curve
Reset switch
• On/off control: .Short press
• Stepless dimming: .Long press
• .With every other long press, the brightness level goes to the opposite direction
• .Dimming memory: Go to the brightness level adjusted previously when lights are turned on

4
Bluetooth 5.0 Mesh
Push DIM
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Router
Scene
Timing
Automation
Phone user 1Phone user 2Phone user...
DIM CT RGB RGBW RGBWY
Curtain
Airer
Air conditioning
Fan
TV
More
Home appliance module
Infrared /433
WiFi
WiFi
Home appliances
WiFi light fixtures
WiFi Enternet
WiFi /4G /5G
Mesh
LAN
Phone user...
Phone user 3
Mesh
LAN
Phone user 1
Phone user 2
Bluetooth 5.0 Mesh
Relay
Intelligent touch panel Smart wireless switch Remote Motion sensor
DIM CT RGB RGBW RGBWY
Signal converter
Bluetooth driver
Bluetooth 5.0 Mesh
Scene panel
Bluetooth 5.0 Mesh
Bluetooth 5.0 Mesh
Bluetooth 5.0 Mesh
Bluetooth 5.0 Mesh
Super Panel
Weather Outdoor temp. Indoor temp. Humidity
Sunny
Wednesday
Application Diagram
Recommend Applications
If the driver works with a remote, gateway ,intelligent wireless switch or other items ,please refer to related manuals.
Other Instructions
1、Achieve fast dimming control.
Phone
+
Bluetooth driver Lamp
2、Both App and remote can control the driver after connecting the remote to the driver with App.
Phone
++
Bluetooth driver
+
Remote Intelligent wireless switch Lamp
3、
By connecting the Super Panel to network ,you are allowed to control the driver, cloud scenes and automomation remotely with App.
Both App and Super Panel can control the driver simultaneously after connecting the Super Panel to the driver with App.
Phone
+
Bluetooth driver
Super Panel
+
Lamp
4、......More applications of intelligent control are waiting for you to set up.
Tmall Genie Amazon Echo

5
Bluetooth 5.0 Mesh
Push DIM
Create a home if you are a new user. Click“+”icon in the upper right corner and access the“Add
Device”list. Pick“Smart lighting -CT light (BLE)”from the list and select the light fixture type you
want to add. Follow the prompts on the App. Power on the device firstly, and make sure the device
is not connected to network . Then click“Bluetooth Search”and follow the prompts to add the device.
effects by brightness changing and color temperature asjustment .
After pairing up , go to the control interface.
Click”Theme” to access
eight non-editable dynamic themes provided. Click “Mode” to access “Advanced Mode” and
the App offers you eight editable advanced modes.
You’ll be able to achieve your desired lighting
1.Register an account
Scan the QR code below with you mobile phone and follow the prompts to complete
the app installation.
2. Control interface settings
App Operating Instructions
1.2 Open the App and log in or register an account.
Scan and download the App
4.Function settings
Click ” ”icon in the upper right corner of control interface and go to settings.
The driver allows you to set up your desired lighting effects after being power on.
Lighting status after being power-on
achieve the advanced functions from cloud scenes to automation.
The driver can be linked up with gateway function devices (such as LTECH Super Panel) to
66.. Advanced functions
5.Light groups
taneously. Once you create the group, you can set the dim level or change color temperature
more easily. Switch to“Group”menu and click“+”icon in the upper right corner. Follow the
prompts to rename the group and click“Next”to pick the lights you are going to group together
and to save them.
Users are able to combine the same type of light fixtures into a group to control them simul-
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3.Control interface settings
Normal mode
CT light
Theme Mode
CT light
CT light
Brightness

Bluetooth 5.0 Mesh
Push DIM
66
FAQs
Update Time: 27/08/2020_A0
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When the driver is power-on, turn off and after 10s turn it on. After 2s, turn it off again. Repeat the same operation 10 times and then turn on the driver again.
When the lamp is flashing (2 flashes/s), reset the device successfully.
it
Turn it on 2s
Turn it off 10s (Repeat 10 times)
Turn it off Turn it on ......
10s2s
Under the driver being power-on
Reset The Device (Reset to factory defaults)
1. What should I do if I fail to add the device?
1.1 Please make sure the device is powered on normally and is in the activated mode.
1.2 Please make sure the device hasn't been added by any other account. If it did,please reset to factory defaults manually.
1.3 The recommended distance between the mobile phone and the device is no more than 20 meters.
1.4 If the device has been forced to delete, please reset to factory defaults manually and then add the device again.
2. What should I do if the device disconnects from the network?
2.1 Please make sure the device is powered on normally.
2.2 Please make sure the router works with network available.
2.3 If you control the device remotely, please make sure your phone network works normally.
3. How to control remotely and set cloud scenes?
Remote control and cloud scenes can achieved only by working with LTECH Super Panel.
4. How to share control of your home devices?
Please go to“Me”- “Home Management”and access the home you want to share.
Click“Add Member”and follow the prompts to add members to your home.
Warranty Agreement
Attentions
Products shall be installed by qualified professionals.
LTECH products are non-waterproof (special models excepted). Please avoid the sun and rain.
When installed outdoors, please ensure it is mounted in a water proof enclosure.
Good heat dissipation will extend the working life of products. Please ensure good ventilation.
Please check if the working voltage used complies with the parameter requirements of products.
The diameter of wire used must be able to load the light fixtures you connect and ensure the firm wiring.
This manual is subject to changes without further notice. Product functions depend on the goods. Please feel free to contact our official
distributors if you have any question.
Warranty exclusions below:
No any contract signed by LTECH.
Warranty labels and barcodes have been damaged.
Damage caused by natural disasters and force majeure.
Products with severe physical damage.
Beyond warranty periods.
Warranty periods from the date of delivery 5 years.
Free repair or replacement services for quality problems are provided within warranty periods.
Any artificial damage caused by high voltage, overload, or improper operations.
1. Repair or replacement provided is the only remedy for customers. LTECH is not liable for any incidental or consequential damage unless
it is within the law.
2. LTECH has the right to amend or adjust the terms of this warranty, and release in written form shall prevail.
Before you power on products, please make sure all the wiring is correct in case of incorrect connection that causes damage to light fixtures.
If a fault occurs, please do not attempt to fix products by yourself. If you have any question, please contact your suppliers.