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Mean Well ELGC-300-M-ADA Power Supply 300W 2800mA - Adjustable and DALI

SKU ELGC-300-M-ADA
$85.84 USD
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Overview

ELGC-300-M-ADA is the model of this series: typical efficiency 93.5%.

ELGC-300 series is a 300W LED AC/DC driver featuring the constant power mode and high voltage output. ELGC-300 operates from 100~305VAC and offers models with different rated current ranging between 1300mA and 8000mA. Thanks to the high efficiency up to 94.5%, with the fanless design, the entire series is able to operate for -40℃~+85℃ case temperature under free air convection. The design of metal housing and IP67 ingress protection level allows this series to fit both indoor and outdoor applications. Moreover the innovative environment-adaptive capability allows this series to reliably light on the LEDs for all kinds of application environments in almost any spots that may install LED luminaires in the world. ELGC-300 is equipped with various function options, such as dimming methodologies, so as to provide the optimal design flexibility for LED lighting system.

Features

  • Full power at 65~100% operation(Constant Power )
  • Protection Functions: OCP,SCP,OVP,OTP
  • IP67 design for indoor or outdoor installations
  • Function options: output adjustable via potentiometer; 3 in 1 dimming (dim-to-off) ; DALI-2 dimming
  • Typical lifetiem>50000 hours and 5 years warranty
  • Surge protection with 6KV/4KV
  • Latest safety requriirements of IEC61347/GB/T19510 and UL8750

Specifications

ELGC-300-M-ADASpecifications from the official datasheet (2026-07-06 edition)

OUTPUT

DEFAULT CURRENT
2800mA
RATED POWER (200 ~ 305VAC)
301W
RATED POWER (100 ~ 180VAC)
256W
CONSTANT CURRENT REGION
58 ~ 116V
FULL POWER CURRENT RANGE
2600~4000mA
OPEN CIRCUIT VOLTAGE (max.)
120V
CURRENT ADJ. RANGE (200 ~ 305VAC)
1300~4000mA
CURRENT ADJ. RANGE (100 ~ 180VAC)
1300~3400mA
CURRENT RIPPLE
5.0% max. @rated current
CURRENT TOLERANCE
±5%
SET UP TIMENote.9
500ms/230VAC, 500ms/115VAC

INPUT

VOLTAGE RANGENote.2
100 ~ 305VAC 142VDC ~ 431VDC (Please refer to "STATIC CHARACTERISTIC" ang “ DRIVING METHODS OF LED MODULE"section)
FREQUENCY RANGE
47 ~ 63Hz
POWER FACTOR (Typ.)
PF≧0.97 / 115VAC, PF≧0.95 / 230VAC, PF≧0.92 / 277VAC at full load (Please refer to "Power Factor Characteristic" section)
TOTAL HARMONIC DISTORTION
THD< 10% (@ load≧50% at 115VAC/230VAC ,@load≧75% at 277VAC) Please refer to “TOTAL HARMONIC DISTORTION (THD)” section
EFFICIENCY (Typ.)
93.5%
AC CURRENT (Typ.)
3A / 115VAC 1.6A / 230VAC 1.3A / 277VAC
INRUSH CURRENT(Typ.)
COLD START 45A(twidth=1200μs measured at 50% Ipeak) at 230VAC; Per NEMA 410
MAX. NO. of PSUs on 16A CIRCUIT BREAKER
2 unit(circuit breaker of type B) / 4 units(circuit breaker of type C) at 230VAC
LEAKAGE CURRENT
<0.75mA / 277VAC
STANDBY POWER CONSUMPTIONNote.5
Standby power consumption <0.5W for AB / ADA-Type(Dimming OFF)

PROTECTION

SHORT CIRCUIT
Constant current limiting, recovers automatically after fault condition is removed
OVER VOLTAGE
121 ~ 145V Shut down output voltage, re-power on to recovery
OVER TEMPERATURE
Tcase>85℃±5℃,derate power automatically by 6%/℃ max

ENVIRONMENT

WORKING TEMP.
Tcase=-40 ~ +85℃(Please refer to "OUTPUT LOAD vs TEMPERATURE" section)
MAX. CASE TEMP.
Tcase=+85℃
WORKING HUMIDITY
20 ~ 95% RH non-condensing
STORAGE TEMP., HUMIDITY
-40 ~ +80℃, 10 ~ 95% RH non-condensing
TEMP. COEFFICIENT
±0.03%/℃ (0 ~ 60℃)
VIBRATION
10 ~ 500Hz, 5G 12min./1cycle, period for 72min. each along X, Y, Z axes

SAFETY & EMC

SAFETY STANDARDS
UL8750(type”HL”), CSA C22.2 No. 250.13-12; ENEC BS EN/EN61347-1, BS EN/EN61347-2-13 independent, BS EN/EN62384; EAC TP TC 004;GB/T19510.1,GB/T19510.213; IP67;KC61347-1,KC61347-2-13 approved; Designed refer to AS/NZS 61347 & AS/NZS 60598
DALI STANDARDS
Compliance to IEC62386-101,102,207 for ADA Type only
WITHSTAND VOLTAGE
I/P-O/P:3.75KVAC I/P-FG:2KVAC O/P-FG:1.5KVAC
ISOLATION RESISTANCE
I/P-O/P, I/P-FG, O/P-FG:100M Ohms / 500VDC / 25℃/ 70% RH
EMC EMISSION
Compliance to BS EN/EN55015, BS EN/EN61000-3-2 Class C (@ load≧50%); BS EN/EN61000-3-3;GB/T 17743,GB17625.1;KN15
EMC IMMUNITY
Compliance to BS EN/EN61000-4-2,3,4,5,6,8,11, BS EN/EN61547, light industry level (surge immunity Line-Earth 6KV, Line-Line 4KV);KN61547

OTHERS

MTBF
1637.5K hrs min. Telcordia SR-332 (Bellcore) ;170.1K hrs min. MIL-HDBK-217F (25℃)
LIFETIMENote.4
50000 hrs min.
DIMENSION
246*77*39.5mm (L*W*H)
PACKING
1.45Kg;9pcs/14Kg/0.76CUFT
Test conditions and notes12
  1. 1. All parameters NOT specially mentioned are measured at 230VAC input, rated current and 25℃ of ambient temperature.
  2. 2. De-rating may be needed under low input voltages. Please refer to “STATIC CHARACTERISTIC” sections for details.
  3. 3. The driver is considered as a component that will be operated in combination with final equipment. Since EMC performance will be affected by the complete installation, the final equipment manufacturers must re-qualify EMC Directive on the complete installation again. (as available on https://www.meanwell.com//Upload/PDF/EMI_statement_en.pdf)
  4. 4. This series meets the typical life expectancy >50,000 hours of operation when Tcase, particularly tc point (or TMP, per DLC), is 70℃ or less.
  5. 5. To fulfill requirements of the latest ErP regulation for lighting fixture, this LED driver can only be used behind a switch without permanently connected to the mains.
  6. 6. Please refer to the warranty statement on MEAN WELL's website at http://www.meanwell.com
  7. 7. The ambient temperature derating of 3.5℃/1000m with fanless models and of 5℃/1000m with fan models for operating altitude higher than 2000m(6500ft).
  8. 8. For any application note and IP water proof function installation caution, please refer our user manual before using. https://www.meanwell.com/Upload/PDF/LED_EN.pdf
  9. 9. Based on IEC 62386-101/102 DALI power on timing and interruption regulations, the set up time needs to test with a DALI controller which can support for DALI power on function, otherwise the set up time will be higher than 0.5 second for DA type.
  10. 10. RCM is on a voluntary basis. Non IC classification Independent LED control gear is not suitable for residential installations.
  11. 11. Products sourced from the Americas regions may not have the ENEC/BIS/CCC/KC logo. Please contact your MEAN WELL sales for more information.
  12. 12. For A/AB/ADA type need to consider build in using to comply with Type HL application

Technical drawings

ELGC-300-M-ADA BLOCK DIAGRAM
BLOCK DIAGRAM
ELGC-300-M-ADA DRIVING METHODS OF LED MODULE
DRIVING METHODS OF LED MODULE
ELGC-300-M-ADA DIMMING OPERATION
DIMMING OPERATION
ELGC-300-M-ADA OUTPUT LOAD vs TEMPERATURE
OUTPUT LOAD vs TEMPERATURE
ELGC-300-M-ADA STATIC CHARACTERISTIC
STATIC CHARACTERISTIC
ELGC-300-M-ADA TOTAL HARMONIC DISTORTION
TOTAL HARMONIC DISTORTION
ELGC-300-M-ADA MECHANICAL SPECIFICATION
MECHANICAL SPECIFICATION
ELGC-300-M-ADA Recommend Mounting Direction
Recommend Mounting Direction

Typical applications

  • LED bay lighting
  • LED stage lighting
  • LED flood lighting
  • LED fishing lighting
  • LED horticulture lighting
  • Stadium lighting
  • Type “HL” for use in classⅠ,Division 2

Downloads

FAQ

Can the ELGC-300-M-ADA run DALI-controlled LED downlights?

Yes, if the downlight is designed for 2800mA constant current operation and the LED load stays within the 58-116V CC range. This model adds DALI dimming support, but the load still needs to match the electrical requirements of a constant current driver.

Is this driver suitable for DALI-based small LED arrays?

Yes, for small LED arrays that are built for 2800mA constant current input and fit within the 58-116V constant current range. The number of LEDs depends on each LED's forward voltage, so the array has to be checked by total load voltage rather than a fixed LED count.

Can I use the ELGC-300-M-ADA with LED signage modules in a DALI project?

It can work when the signage module assembly is specified for 2800mA constant current drive and its total forward voltage falls within 58-116V. It is not intended for signage products that require constant voltage power instead of constant current output.

Does the ELGC-300-M-ADA fit outdoor or industrial lighting conditions?

Yes, it is rated IP67 waterproof and has a working case temperature (Tcase) range of -40°C to +85°C. That combination supports use in demanding indoor or outdoor environments where stronger sealing is needed.

How do I check compatibility with my LED load on this DALI model?

The LED load must be designed for constant current at 2800mA, and its total forward voltage needs to stay within the 58-116V CC range. The number of LEDs depends on the forward voltage of each LED, so compatibility is based on total load voltage rather than a specific LED count.

How does the ELGC-300-M-ADA compare with other ELGC-300 output classes?

Across the ELGC-300 family, H models are 301W at 5600mA with a 29-58V CC range, M models are 301W at 2800mA with a 58-116V range, and L models are 301W at 1400mA with a 116-232V range. The ELGC-300-M-ADA is the M-range DALI variant within that 301W platform.

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Other ELGC-300 Models

2 other models
ModelPower Voltage Current IP RatingPrice
Mean Well ELGC-300-M-AB Power Supply 300W 2800mA - Adjustable and Dimmable 301W 120V 2800 Milliampere IP67$83.67 View
Mean Well ELGC-300-M-A Power Supply 300W 2800mA - Adjustable 301W 120V 2800 Milliampere IP65$78.10 View
Mean Well ELGC-300-M-ADA Power Supply 300W 2800mA - Adjustable and DALI - ELGC-300-M-ADA - powersupplymall.com
Mean Well

Mean Well ELGC-300-M-ADA Power Supply 300W 2800mA - Adjustable and DALI

$85.84 USD

ELGC-300-M-ADA is the model of this series: typical efficiency 93.5%.

ELGC-300 series is a 300W LED AC/DC driver featuring the constant power mode and high voltage output. ELGC-300 operates from 100~305VAC and offers models with different rated current ranging between 1300mA and 8000mA. Thanks to the high efficiency up to 94.5%, with the fanless design, the entire series is able to operate for -40℃~+85℃ case temperature under free air convection. The design of metal housing and IP67 ingress protection level allows this series to fit both indoor and outdoor applications. Moreover the innovative environment-adaptive capability allows this series to reliably light on the LEDs for all kinds of application environments in almost any spots that may install LED luminaires in the world. ELGC-300 is equipped with various function options, such as dimming methodologies, so as to provide the optimal design flexibility for LED lighting system.

Features

  • Full power at 65~100% operation(Constant Power )
  • Protection Functions: OCP,SCP,OVP,OTP
  • IP67 design for indoor or outdoor installations
  • Function options: output adjustable via potentiometer; 3 in 1 dimming (dim-to-off) ; DALI-2 dimming
  • Typical lifetiem>50000 hours and 5 years warranty
  • Surge protection with 6KV/4KV
  • Latest safety requriirements of IEC61347/GB/T19510 and UL8750

Typical applications

  • LED bay lighting
  • LED stage lighting
  • LED flood lighting
  • LED fishing lighting
  • LED horticulture lighting
  • Stadium lighting
  • Type “HL” for use in classⅠ,Division 2
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