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Ltech

Ltech SE-40-300-1050-W1D 40W 300-1050mA LED Driver - NFC, DALI2 Dimmable

0.01% dimming depthoutput current adjustable with 1mA stepsuitable for class I/II/III indoor light fixtures
SKU SE-40-300-1050-W1D
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Overview

SE-40-300-1050-W1D 为该系列 9-42Vdc 输出型号：典型效率 88%@950mA (满载)。

Features

  • 外壳采用科思创/三星PC阻燃V0级原料
  • 超小体积、轻薄、免螺丝端盖设计
  • 通过手机APP可更改输出电流、DALI地址等参数，亦可设置群组、场景等高级模板，实现驱动器数据交互功能
  • 电流档位步进值设置低至1mA，兼容性更高更精细
  • 带软启动渐亮功能，让人眼视觉更舒服
  • T-PWM™超深度调光技术，调光深度可达0.01%
  • 0-100%全程调光无可视频闪, 高频豁免考核级别
  • 欧盟ERP空载功耗、网络待机功耗＜0.5W
  • 空载0V输出，防止接触不良损坏LED灯具
  • 过温、过载、短路保护，可自动恢复
  • 适合室内Ⅰ、Ⅱ、Ⅲ类灯具应用
  • 常规使用下寿命可达10万小时
  • 5年保修期（红宝石电容）

Specifications

SE-40-300-1050-W1DSpecifications from the official datasheetDownload datasheet PDF

特征

输出类型
恒流
调光接口
DALI-2 DT6
输出特征
隔离
防护等级
IP20
绝缘等级
II 类 (适用于室内Ⅰ、Ⅱ、Ⅲ类灯具)

输出

输出电压
9-42Vdc
最大输出电压(空载)
≤55Vdc
工作电流范围
300-1050mA
负载功率范围
2.7W~40W
调光范围
0~100%，调光深度: 0.01%
电流纹波
<3%(输出最大电流非调光状态)
电流精度
±5%
PWM频率
≤3600Hz

输入

直流电压范围
120-250Vdc
交流电压范围
100-240Vac
应急输出系数
EoF=100%
额定电压
115Vac/230Vac
频率范围
50/60Hz
输入电流
≤0.45A/115Vac, ≤0.22A/230Vac
功率因数
PF>0.95/115Vac (满载), PF>0.9/230Vac (满载)
谐波THD
THD≤10%/230Vac (满载)
效率(Typ.)
88%@950mA (满载)
浪涌电流
冷启动, 25A (在50%Ipeak下测twidth=130us)@230Vac
抗浪涌
L-N: 2KV
漏电流
Max. 0.5mA

环境

工作温度
ta: -20 ~ 45°C tc: 90°C
工作湿度
20 ~ 95%RH, 无冷凝
储存温度/湿度
-40 ~ 80°C/10~95%RH
温度系数
±0.03%/°C(0-50°C)
耐振动
10-500HZ, 2G 12分钟/周期，X, Y, Z轴各72分钟

保护

过载保护
负载超过额定功率≥1.02倍时自动保护，减轻负载自动恢复
过温保护
根据PCB温度超标情况(≥110°C)，智能调节电流输出或关闭，可自动恢复；PCB温度＜90℃时，可自动恢复正常输出
过压保护
超过空载电压值进入保护，可自行恢复
短路保护
输出线路短路进入打嗝模式，可自动恢复
耐压
输入对输出：3750Vac
绝缘阻抗
输入对输出：100MΩ/500VDC/25℃/70%RH

安规和电磁规格

安全规范 CCC
ParameterStandard
中国GB19510.1，GB19510.14
安全规范 TUV
ParameterStandard
德国EN61347-1，EN61347-2-13，EN62493
安全规范 CB
ParameterStandard
CB成员国IEC61347-1，IEC61347-2-13
安全规范 CE
ParameterStandard
欧盟EN61347-1，EN61347-2-13，EN62384
安全规范 KC
ParameterStandard
韩国KC61347-1，KC61347-2-13
安全规范 EAC
ParameterStandard
俄罗斯IEC61347-1，IEC61347-2-13
安全规范 RCM
ParameterStandard
澳洲AS 61347-1，AS 61347-2-13
安全规范 ENEC
ParameterStandard
欧洲EN61347-1，EN61347-2-13，EN62384
安全规范 UKCA
ParameterStandard
英国BS EN 61347-1，BS EN 61347-2-13，BS EN 62493
安全规范 BIS
ParameterStandard
印度IS 15885 (PART 2/SEC 13)
安全规范 CUL
ParameterStandard
加拿大CSA C22.2 No.250.13
安全规范 UL
ParameterStandard
美国UL 8750
电磁兼容发射 CCC
ParameterStandard
中国GB/T17743，GB17625.1
电磁兼容发射 CE
ParameterStandard
欧盟EN55015，EN61000-3-2，EN61000-3-3，EN61547
电磁兼容发射 KC
ParameterStandard
韩国KSC 9815, KSC 9547
电磁兼容发射 EAC
ParameterStandard
俄罗斯IEC62493，IEC61547，EH55015
电磁兼容发射 RCM
ParameterStandard
澳洲EN55015，EN61000-3-2，EN61000-3-3，EN61547
电磁兼容发射 UKCA
ParameterStandard
英国BS EN IEC 55015，BS EN IEC 61000-3-2，BS EN 61000-3-3，BS EN 61547
电磁兼容发射 CUL
ParameterStandard
加拿大ICES-005
电磁兼容发射 UL
ParameterStandard
美国FCC part 15B
电磁兼容抗扰度
EN61000-4-2,3,4,5,6,8,11, EN61547

ErP

功耗 网络待机功耗
＜0.5W（通过指令开关后）
功耗 空载功耗
＜0.5W（不接灯具时）
频闪/频闪效应 IEEE 1789
满足无影响/高频豁免考核级别
频闪/频闪效应 CIE SVM
Pst LM≤1.0，SVM≤0.4
频闪/频闪效应 DF
相位因素 DF≥0.9

其他

产品重量
170g±10g
产品尺寸
142×40×23mm(L×W×H)

Protection

Overload Protection
Automatically protect the device when the load exceeds 102% of the rated power. Automatically recover once load is reduced
Overheat Protection
Intelligently adjust or turn off the current output if the PCB temperature ≥110°C. When the PCB temperature <90°C, automatically recover normal output
Overvoltage Protection
Automatically protect the device when voltage exceeds the no-load voltage. It can be recovered automatically
Short Circuit Protection
Enter hiccup mode if short circuit occurs, and recover automatically

Environment

Working Temperature
ta: -20 ~ 45°C tc: 90°C
Storage Temperature/Humidity
-40 ~ 80°C/10~95%RH

Others

Normal service life
100,000 hours
Warranty
5-year warranty (Rubycon capacitor)

Output

Efficiency (Typ.)
88%

Input

Inrush Current
Cold start 25A(Test twidth=130us tested under 50% Ipeak)/230Vac
Leakage Current
Max. 0.5mA

Certifications & ratings

Marked features
T-PWM™ 超深度调光技术
Certification marks
CCC, UKCA, TUV, CB, cULus, FC, EAC, KC, CE, RoHS, Class 2, ErP, SELV

Technical drawings

SE-40-300-1050-W1D Dimensions (mm)
Dimensions (mm)
SE-40-300-1050-W1D Installation Precautions
Installation Precautions
SE-40-300-1050-W1D Relationship Diagrams
Relationship Diagrams
SE-40-300-1050-W1D Illustration (page 10)
Illustration (page 10)
SE-40-300-1050-W1D Dimensions (mm)
Dimensions (mm)
SE-40-300-1050-W1D Illustration (page 10)
Illustration (page 10)
SE-40-300-1050-W1D DALI连接⽅式
DALI连接⽅式
SE-40-300-1050-W1D Illustration (page 11)
Illustration (page 11)
SE-40-300-1050-W1D Illustration (page 11)
Illustration (page 11)
SE-40-300-1050-W1D 搭配NFCLightingAPP使⽤
搭配NFCLightingAPP使⽤
SE-40-300-1050-W1D 搭配NFCLightingAPP使⽤ (2)
搭配NFCLightingAPP使⽤ (2)
SE-40-300-1050-W1D 搭配NFCLightingAPP使⽤ (3)
搭配NFCLightingAPP使⽤ (3)
SE-40-300-1050-W1D DALI⾼级模板
DALI⾼级模板
SE-40-300-1050-W1D Illustration (page 13)
Illustration (page 13)
SE-40-300-1050-W1D THD与负载关系图
THD与负载关系图
SE-40-300-1050-W1D THD与负载关系图 (2)
THD与负载关系图 (2)
SE-40-300-1050-W1D THD与负载关系图 (3)
THD与负载关系图 (3)
SE-40-300-1050-W1D Illustration (page 14)
Illustration (page 14)
SE-40-300-1050-W1D Illustration (page 14)
Illustration (page 14)

Downloads

FAQ

What is the Ltech SE-40-300-1050-W1D designed for?

The Ltech SE-40-300-1050-W1D is a 40W constant-current LED driver intended for LED lighting applications that require dimming control. It is positioned for commercial and professional use where adjustable output current and DALI-based dimming are important.

What makes this LED driver different from a basic non-dimmable driver?

This model stands out because it supports DALI-2 DT6 dimming. It also offers adjustable output current in 1mA steps, along with soft-on and fade-in dimming features for a more refined lighting experience.

Is the output current fixed or adjustable on this model?

The output current is adjustable on this driver rather than being limited to a single fixed value. Ltech specifies 1mA adjustment steps, which gives more flexibility when matching the driver to compatible constant-current LED loads.

Does this driver support DALI control features beyond standard dimming?

Yes. The product description states that DALI address and other parameters can be changed via the app, and that DALI group and scene settings can be handled in the advanced DALI template. That makes this model more capable than a driver that only offers basic dimming response.

What operating environment is this driver rated for?

This model is specified for ambient temperatures from -20°C to 45°C. Buyers should confirm that the intended installation environment stays within that range for normal operation.

What are the key physical and durability features of this driver?

Ltech describes this driver as ultra small, thin, and lightweight, with a screwless end cap design. The housing uses V0 flame-retardant PC materials from SAMSUNG/COVESTRO, and the listed warranty period is 5 years.

Payment & Security

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Other SE-40 Models

1 other model
ModelPowerVoltageCurrentIP Rating
LTECH SE-40-300-1050-W2D 40W 300mA ~ 1050mA CC DALI2 LED Driver 40W 55V 0.3A IP20 View
View all 77 Ltech DALI Series models
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Ltech SE-40-300-1050-W1D 40W 300-1050mA LED Driver - NFC, DALI2 Dimmable
Ltech

Ltech SE-40-300-1050-W1D 40W 300-1050mA LED Driver - NFC, DALI2 Dimmable

Log in to see price

SE-40-300-1050-W1D 为该系列 9-42Vdc 输出型号：典型效率 88%@950mA (满载)。

Features

  • 外壳采用科思创/三星PC阻燃V0级原料
  • 超小体积、轻薄、免螺丝端盖设计
  • 通过手机APP可更改输出电流、DALI地址等参数，亦可设置群组、场景等高级模板，实现驱动器数据交互功能
  • 电流档位步进值设置低至1mA，兼容性更高更精细
  • 带软启动渐亮功能，让人眼视觉更舒服
  • T-PWM™超深度调光技术，调光深度可达0.01%
  • 0-100%全程调光无可视频闪, 高频豁免考核级别
  • 欧盟ERP空载功耗、网络待机功耗＜0.5W
  • 空载0V输出，防止接触不良损坏LED灯具
  • 过温、过载、短路保护，可自动恢复
  • 适合室内Ⅰ、Ⅱ、Ⅲ类灯具应用
  • 常规使用下寿命可达10万小时
  • 5年保修期（红宝石电容）
View product

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