Over 15 years experience of providing support of MEAN WELL Power Supplies
Overview
ELG-75-24A is the 24V output model of this series: rated current 3.15A, typical efficiency 88%.
ELG-75 series is a 75W AC/DC LED driver featuring the dual mode constant voltage and constant current output. ELG-75 operates from 100~305VAC and offers models with different rated voltage ranging between 12V and 48V. Thanks to the high efficiency up to 90%, 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/IP65 ingress protection level allows this series to fit both indoor and outdoor applications. ELG-75 is equipped with various function options, such as dimming methodologies, so as to provide the optimal design flexibility for LED lighting system
Features
- Constant Voltage + Constant Current mode output
- Metal housing design with functional Ground
- Built-in active PFC function
- Class 2 power unit
- No load / Standby power consumption <0.5W
- IP67 / IP65 rating for indoor or outdoor installations
- Function options: output adjustable via potentiometer; 3 in 1 dimming (dim-to-off) ; Smart timer dimming; DALI
- Typical lifetime>50000 hours
- 5 years warranty
Specifications
OUTPUT
- DC VOLTAGE
- 24V
- CONSTANT CURRENT REGIONNote.2
- 12 ~ 24V
- RATED CURRENT
- 3.15A
- RATED POWER 200VAC ~ 305VACNote.5
- 75.6W
- RATED POWER 100VAC ~ 180VACNote.5
- 60W
- RIPPLE & NOISE (max.)Note.3
- 200mVp-p
- VOLTAGE ADJ. RANGE
- Adjustable for A/AB-Type only (via built-in potentiometer)
- VOLTAGE ADJ. RANGE
- 21.6 ~ 26.4V
- CURRENT ADJ. RANGE
- Adjustable for A/AB-Type only (via built-in potentiometer)
- CURRENT ADJ. RANGE
- 1.57 ~ 3.15A
- VOLTAGE TOLERANCENote.4
- ±3.0%
- LINE REGULATION
- ±0.5%
- LOAD REGULATION
- ±1.0%
- SETUP, RISE TIMENote.6
- 500ms, 100ms/115VAC, 230VAC
- HOLD UP TIME (Typ.)
- 10ms/ 230VAC 10ms/ 115VAC(at full load)
INPUT
- VOLTAGE RANGENote.5
- 100 ~ 305VAC 142 ~ 431VDC (Please refer to "STATIC CHARACTERISTIC" section)
- FREQUENCY RANGE
- 47 ~ 63Hz
- POWER FACTOR
- PF≧0.97/115VAC, PF≧0.95/230VAC, PF≧0.92/277VAC@full load (Please refer to "POWER FACTOR (PF) CHARACTERISTIC" section)
- TOTAL HARMONIC DISTORTION
- THD< 20%(@load≧50%/115VC,230VAC; @load≧75%/277VAC) (Please refer to “TOTAL HARMONIC DISTORTION(THD)” section)
- EFFICIENCY (Typ.)
- 88%
- AC CURRENT
- 0.7A / 115VAC 0.45A / 230VAC 0.38A/277VAC
- INRUSH CURRENT(Typ.)
- COLD START 50A(twidth=350μs measured at 50% Ipeak) at 230VAC; Per NEMA 410
- MAX. No. of PSUs on 16A CIRCUIT BREAKER
- 5 units (circuit breaker of type B) / 8 units (circuit breaker of type C) at 230VAC
- LEAKAGE CURRENT
- <0.75mA / 277VAC
- NO LOAD / STANDBY POWER CONSUMPTION
- No load power consumption <0.5W for Blank / A -Type Standby power consumption <0.5W for B / AB / DA-Type
PROTECTION
- OVER CURRENT
- 95 ~ 108% Constant current limiting, recovers automatically after fault condition is removed
- SHORT CIRCUIT
- Hiccup mode, recovers automatically after fault condition is removed
- OVER VOLTAGE
- 28 ~ 34V Shut down output voltage, re-power on to recover
- OVER TEMPERATURE
- Shut down output voltage, re-power on to recover
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
- 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; IEC/BS EN/EN/AS/NZS 61347-1, IEC/BS EN/EN/AS/NZS 61347-2-13 independent, BS EN/EN62384;EAC TP TC 004;BIS IS15885(for 12A/12DA/12B/24A/24B/24DA/36A/36B/42A/42B/48A/48B only); IP65 or IP67; GB/T19510.1, GB/T19510.213; KC61347-1,KC61347-2-13 approved
- DALI STANDARDS
- Compliance to IEC62386-101,102,(207 by request) for DA Type only
- WITHSTAND VOLTAGE
- I/P-O/P:3.75KVAC I/P-FG:2.0KVAC 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; EAC TP TC 020; KC KN15,KN61547
- 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);EAC TP TC 020; KC KN15,KN61547
OTHERS
- MTBF
- 3451.7K hrs min. Telcordia SR-332 (Bellcore) 331.3Khrs min. MIL-HDBK-217F (25℃)
- DIMENSION
- 180*63*35.5mm (L*W*H)
- PACKING
- 0.8Kg;16pcs/13.4Kg/0.67CUFT
Certifications & ratings
- Type
- HL
Test conditions and notes12
- 1. All parameters NOT specially mentioned are measured at 230VAC input, rated current and 25℃ of ambient temperature.
- 2. Please refer to "DRIVING METHODS OF LED MODULE".
- 3. Ripple & noise are measured at 20MHz of bandwidth by using a 12" twisted pair-wire terminated with a 0.1uf & 47uf parallel capacitor.
- 4. Tolerance : includes set up tolerance, line regulation and load regulation.
- 5. De-rating may be needed under low input voltages. Please refer to “STATIC CHARACTERISTIC” sections for details.
- 6. Length of set up time is measured at first cold start. Turning ON/OFF the driver may lead to increase of the set up time.
- 7. 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)
- 8. This series meets the typical life expectancy of >50,000 hours of operation when Tcase, particularly tc point (or TMP, per DLC), is about 70℃ or less.
- 9. Please refer to the warranty statement on MEAN WELL's website at http://www.meanwell.com
- 10. 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).
- 11. 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
- 12. For A/AB type need to consider build in using to comply with Type HL application.
Technical drawings
Typical applications
- LED street lighting
- LED architectural lighting
- LED bay lighting
- LED floodlighting
- Type “HL” for use in Class I, Division 2 hazardous (Classified) location.
Downloads
FAQ
Can the ELG-75-24A be used to power 24V LED strip with adjustable output voltage?
Yes. The A suffix indicates this driver includes a built-in potentiometer for trimming the output, allowing voltage adjustment from 21.6V to 26.4V and current adjustment from 1.57A to 3.15A. This is useful when strip voltage needs to be tuned to compensate for voltage drop over longer runs.
Is the ELG-75-24A suitable for outdoor LED strip or sign lighting?
Yes, when mounted in a fixture or sign enclosure. The ELG-75 series is rated IP65 or IP67, and the datasheet notes A types need to be built in to comply with Type HL application. It gives no submersion rating, so avoid locations where the driver could be immersed.
How many meters of 24V LED strip can the ELG-75-24A support?
The ELG-75-24A delivers 75.6W at 24V on 200–305VAC input (60W on 100–180VAC). For a 10 W/m strip that is up to 7.5 meters; for a 14.4 W/m strip, approximately 5.25 meters. Divide the rated power by your strip's rated power per meter and leave a 20% safety margin to avoid thermal overload.
Can the ELG-75-24A be used for retail shelf or display-case LED strip lighting that requires adjustable brightness?
Yes. The output voltage trimmer on the A variant allows the installer to fine-tune strip brightness at commissioning, which is useful in retail environments where consistent lux levels across multiple display sections are required without adding an external dimmer.
Is the ELG-75-24A appropriate for 24V LED strip in cove or indirect architectural lighting?
Yes. The 75.6W output at 24V suits cove and indirect lighting runs in commercial interiors. The IP65/IP67-rated metal case and 20–95% RH (non-condensing) humidity rating suit tight ceiling cavities, and the wide 100–305VAC input works on both 120V and 277V branch circuits (60W rating on 100–180VAC).
Can the ELG-75-24A operate in a warm attic or enclosed luminaire housing that exceeds normal ambient temperatures?
The ELG-75-24A is rated to operate up to +85°C case temperature. In confined or poorly ventilated housings where ambient temperatures are elevated, ensure adequate airflow to stay within this limit: over-temperature protection shuts the output down (re-power on to recover), and the >50,000-hour life expectancy applies at a tc point of about 70°C or less.
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