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Ltech LM-75-12-G1D2F 75W 12VDC CV DALI-2 LED Driver 6.25A

2-in-1 DALI-2 DT6/Push DIM mis-wiring protection (300vac)75W

SKU LM-75-12-G1D2F

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Overview

LM-75-12-G1D2F is the 12V ⎓ output model of this series: typical efficiency 91%.

Intelligent LED Driver(Constant Voltage)

Features

Housing made from SAMSUNG/COVESTRO's V0 flame retardant PC materials.
Screwless wire-pressing flip cover design, with detachable end caps. The length of the shell can be adjusted as needed.
Flicker Free IEEE1789
Supports full-command NFC fast programming, allowing configuration via mobile app. Users can modify dimming mode, brightness range, DALI templates, and other settings through NFC, enabling data interaction with the driver.
Two independent SELV constant voltage output channels.
Supports DALI-2 DT6, Push DIM, and corridor light DIM modes.
Compatible with L-Data and DALI Part 251, 252, 253.
Supports deep dimming from 0–100%, with a minimum dimming level of 0.01%.
Supports wired firmware update for devices.
Complies with the EU ERP Directive on energy efficiency, with no-load power consumption < 0.5W and network standby power consumption < 0.5W.
Innovative thermal management technology for intelligent protection of power supply lifespan.
Overheat, over voltage, overload, short circuit protection and automatic recovery.
Suitable for ClassⅠ/Ⅱ/Ⅲ indoor light fixtures.
Normal service life can reach 100,000 hours.
5-year warranty (Rubycon capacitor).

Specifications

LM-75-12-G1D2FSpecifications from the official datasheetDownload datasheet PDF

Features

Output Type: Constant voltage
Dimming Interface: DALI-2 DT6, PUSH DIM
Output Feature: Isolation
Protection Grade: IP20
Insulation Grade: Class II (Suitable for class I/ II /III light fixtures)

OUTPUT

Output Voltage: 12V ⎓
Output Voltage Range: 12V ± 0.5V ⎓
Output Current: Max. 6.25A
Output Power: Max. 75W
Output Power Range: 0-75W
Strobe Level: High frequency exemption level
Dimming Range: 0-100%, down to 0.01%
Overload Power Limitation: ≥102%
Ripple: ≤200mV
PWM Frequency: 300-22000Hz

INPUT

Input AC Voltage: 220-240V~
Input DC Voltage: 220-240V ⎓ (EMI needs to be evaluated after the lamp is equipped.)
Frequency: 50/60Hz
Input Current: Max. 0.4A/230V~
Power Factor: PF>0.98/230V~ (at full load)
THD: THD<10%@ 230V~(at full load)
Efficiency (Typ.): 91%
Inrush Current: 45A (twidth=300us, tested under 50% Ipeak) / 230Vac
Anti Surge: L-N: 2KV
Leakage Current: Max. 0.5mA

ENVIRONMENT

Working Temperature: ta: -20 ~ 50°C tc: 80°C
Working Humidity: 20 ~ 95%RH, non-condensing
Storage Temperature/Humidity: -40 ~ 80°C, 10~95%RH
Temperature Coefficient: ±0.03%/°C(-20℃-50°C)
Vibration: 10-500Hz, 2G 12mins/cycle, 72 min for X, Y and Z axes respectively

PROTECTION

Overheat Protection: Intelligently adjust or turn off the output current if the PCB temperature ≥110°C, and recover automatically
Overload Protection: Automatically protect the device when the load exceeds 102% of the rated power. Automatically recover once load is reduced
Short Circuit Protection: Enter hiccup mode if short circuit occurs, and recover automatically
Overvoltage Protection: No-load voltage ≥ 16V; output turns off and can recover automatically.

SAFETY & EMC

Withstand Voltage: I/P-O/P:3750V~
Insulation Resistance: I/P-O/P: 100MΩ/500VDC/25°C/70%RH
Safety Standards: Parameter Standard Test Level

CCC China GB19510.1，GB19510.14，GB19510.213
TUV Germany EN61347-1，EN61347-2-13，EN62493
CB CB Member States IEC61347-1，IEC61347-2-13
CE European Union EN61347-1，EN61347-2-13，EN62384
EAC Russia IEC61347-1，IEC61347-2-13
RCM Australia AS 61347-1，AS 61347-2-13
ENEC Europe EN61347-1，EN61347-2-13，EN62384
EMC Emission: Parameter Standard Test Level

CCC China GB/T17743，GB17625.1
CE European Union EN55015，EN61000-3-2，EN61000-3-3，EN61547
EAC Russia IEC62493，IEC61547，EH55015
RCM Australia EN55015，EN61000-3-2，EN61000-3-3，EN61547
EMC Immunity: EN61000-4-2,3,4,5,6,8,11,EN61547

Parameter	Standard	Test Level
CCC	China	GB19510.1，GB19510.14，GB19510.213
TUV	Germany	EN61347-1，EN61347-2-13，EN62493
CB	CB Member States	IEC61347-1，IEC61347-2-13
CE	European Union	EN61347-1，EN61347-2-13，EN62384
EAC	Russia	IEC61347-1，IEC61347-2-13
RCM	Australia	AS 61347-1，AS 61347-2-13
ENEC	Europe	EN61347-1，EN61347-2-13，EN62384

Parameter	Standard	Test Level
CCC	China	GB/T17743，GB17625.1
CE	European Union	EN55015，EN61000-3-2，EN61000-3-3，EN61547
EAC	Russia	IEC62493，IEC61547，EH55015
RCM	Australia	EN55015，EN61000-3-2，EN61000-3-3，EN61547

ErP

Power Consumption: Parameter Standard

Networked standby < 0.5W (After switching on/off via command)
No-load power consumption < 0.5W(When the lamp is not connected)
Flicker/Stroboscopic Effect: Parameter Standard

IEEE1789 Meet IEEE 1789 standard/High frequency exemption level
CIE SVM PstLM≤1.0，SVM≤0.4
DF: Parameter Standard

Phase factor DF≥0.9

Parameter	Standard
Networked standby	< 0.5W (After switching on/off via command)
No-load power consumption	< 0.5W(When the lamp is not connected)

Parameter	Standard
IEEE1789	Meet IEEE 1789 standard/High frequency exemption level
CIE SVM	PstLM≤1.0，SVM≤0.4

Parameter	Standard
Phase factor	DF≥0.9

OTHERS

Weight(N.W.): 290g±10g
Dimensions: 293×42.5×30mm(L×W×H)

Certifications & ratings

Flicker Free: IEEE1789
L-Data: 251/252/253
Marked features: NFC

Technical drawings

LM-75-12-G1D2F Product Size — Product Size

LM-75-12-G1D2F Wiring Application Diagram (2) — Wiring Application Diagram (2)

LM-75-12-G1D2F PUSH DIM Connection Method — PUSH DIM Connection Method

LM-75-12-G1D2F Corridor Dimming Connection Method — Corridor Dimming Connection Method

LM-75-12-G1D2F *The above parameters are set through the NFC lighting APP. — *The above parameters are set through the NFC lighting APP.

LM-75-12-G1D2F Tension plate — Tension plate

LM-75-12-G1D2F Installation Precautions — Installation Precautions

LM-75-12-G1D2F Use the NFC Lighting APP — Use the NFC Lighting APP

LM-75-12-G1D2F 1.Read the LED driver — 1.Read the LED driver

LM-75-12-G1D2F 2. Edit parameters — 2. Edit parameters

LM-75-12-G1D2F Advanced DALI template — Advanced DALI template

LM-75-12-G1D2F Relationship Diagrams — Relationship Diagrams

LM-75-12-G1D2F Life time VS Housing temperature — Life time VS Housing temperature

LM-75-12-G1D2F Life time VS Housing temperature (2) — Life time VS Housing temperature (2)

Downloads

Datasheet1

LM-75-12-G1D2F datasheetLM_75_12_G1D2F.pdf PDF Download

FAQ

What is this driver used for?

It is a constant voltage LED driver designed for indoor lighting fixtures, suitable for Class I, II, and III light fixtures.

What are the output specifications?

It provides a constant 12V DC output with a maximum current of 6.25A and a maximum power of 75W.

How does dimming work?

It supports DALI-2 DT6 and PUSH DIM interfaces, allowing dimming from 0-100% down to 0.01%.

What is the input voltage range?

The input range is 220-240V AC or 220-240V DC at 50/60Hz.

Where can this driver be installed?

It has an IP20 rating, making it suitable for indoor use only. The operating temperature range is -20°C to 50°C.

What protections are included?

It includes automatic recovery for overload, short circuit, and overvoltage, plus overheat protection that adjusts or turns off output if the PCB reaches 110°C.

Does it have flicker-free operation?

Yes, it is Flicker Free according to IEEE1789 standards and features high-frequency PWM (300-22000Hz).

Payment & Security

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Model	Power	Voltage	Current	IP Rating
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Ltech LM-75-24-G2D2 75W 24VDC DALI2 DT8 LED Driver - Tunable White 3.125A	75W	24V	3.125A	IP20	View
Ltech LM-75-24-G1D2F 75W 24V NFC CV DALI-2 LED Driver 3.125A	75W	24V	3.125A	IP20	View
Ltech LM-75-12-G1D2 75W 12VDC CV DALI2 LED Driver 6.25A	75W	12V	6.25A	IP20	View

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Ltech LM-75-12-G1D2F 75W 12VDC CV DALI-2 LED Driver 6.25A

Overview

Features

Specifications

Features

OUTPUT

INPUT

ENVIRONMENT

PROTECTION

SAFETY & EMC

ErP

OTHERS

Certifications & ratings

Technical drawings

Downloads

Datasheet1

FAQ

Payment & Security

Other LM-75 Models

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Ltech LM-75-12-G1D2F 75W 12VDC CV DALI-2 LED Driver 6.25A

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