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AC Triac Dimmable driver 200-240Vac 300W 24V No Load Requirement 12.5A

triac dimmable
SKU SC-300-24
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Overview

SC-300-24 is the 24V output model of this series: rated current 12.5A, rated power 300W, typical efficiency 91.42%@230VAC.

Features

  • Output: Constant Voltage
  • Range: 200-240VAC
  • PFC design: Built-in active PFC function
  • Efficiency: Up to 91%
  • Protections: Short circuit/ over load/ over temperature
  • Heat dissipation: Cooling by free air convection
  • Waterproof performance: IP66
  • Dimming function: Phase dimming: work with leading edge, MLV and trailing edge, ELV, TRIAC dimmers.
  • Dimming range: 0-100%
  • Warranty: 5 years warranty

Specifications

SC-300-24Specifications from the official datasheetDownload datasheet PDF

Certificate

Certificate
TUV/ SAA / CB / CE / ENEC/ RoHS / Reach

Output

DC Voltage
24V
Voltage Tolerance
±0.5V
Voltage Regulation Tolerance
±0.5%
Rated Current
12.5A
Rated Power
300W
Load Regulation
≤1%

Input

Voltage Range
200-240VAC
Frequency Range
50Hz
THD(Typ.)@ Full Load
≤15% @230VAC
Efficiency(Typ.)@ Full Load
91.42%@230VAC
AC Current (Max.)
1.64A
Inrush Current(Typ.)
122A, 47us @ 50% Ipeak (230VAC); 110A, 52us @ 50% Ipeak (230VAC)
Leakage Current
<0.5mA

Protection

Short Circuit
Hiccup mode, re-power on to recover after fault condition removed
Over Load
≤120% Hiccup mode, recovers automatically after fault condition is removed
Over Temperature
Shell surface temp. 100°C ± 10°C: shut down o/p voltage, automatically recover after the temperature drops.

Environment

Working TEMP.
-40~+60°C(see below derating curve)
Working Humidity
20 - 95% RH non-condensing
Storage TEM.,Humidity
-40 - +80°C, 10 - 95% RH non-condensing
TEMP.coefficient
±0.03%/°C (0 - 50°C)
Vibration
10~500Hz, 5G 12min/1 cycle, period for 72min. each along X,Y,Z axes

Safety&EMC

Safety standards
EN/IEC-61347, EN/IEC-60598 Approved, AS/NZS-61347/60598 Approved
Withstand voltage
I/P-O/P: 3.75KVAC (EU); I/P-FG: 1.5KVAC (EU); I/P-FG: 0.5KVAC (EU)
Isolation resistance
I/P-O/P:100MΩ/ 500VDC / 25°C / 70%RH
EMC Emission
Compliance to EN/IEC-55015, EN/IEC-61000, AS CISPR 15:2017

Others

Net Weight
1.65kg
Dimension
276*78*47mm(L*W*H)
Packing
390*325*185mm 10pcs/CTN
Test conditions and notes2
  1. 1. All parameters NOT specially mentioned are measured at 230VAC input, rated load and 25°C of ambient temperature.
  2. 2. Tolerance: includes set up tolerance and load regulation.

Technical drawings

SC-300-24 Efficiency Curve (Efficiency vs Output load)
Efficiency Curve (Efficiency vs Output load)
SC-300-24 Derating Curve (Output load vs TEMP.)
Derating Curve (Output load vs TEMP.)
SC-300-24 Power Factor Curve
Power Factor Curve
SC-300-24 Mechanical Specification
Mechanical Specification
SC-300-24 24V & 48V Version
24V & 48V Version
SC-300-24 TRIAC/Phase cut dimming
TRIAC/Phase cut dimming
SC-300-24 TRIAC/Phase cut dimming (2)
TRIAC/Phase cut dimming (2)

Typical applications

  • Suitable for the application of LED lighting

Downloads

FAQ

What is the Envo SC-300-24 designed for?

The Envo SC-300-24 is a 300W constant-voltage power supply designed for 24V LED lighting and moving sign applications. It is intended for buyers who need a high-output 24V unit with TRIAC dimming support.

What are the main electrical specifications of the SC-300-24?

This model provides a constant 24V output with a 300W power rating and 12.5A rated current. Its AC input range is 200-240V, and the listed efficiency is up to 91.42%.

Is the Envo SC-300-24 dimmable?

Yes, the SC-300-24 supports AC phase-cut dimming and is described as working with leading-edge, trailing-edge, MLV, ELV, and TRIAC dimmers. It is also specified as offering strong compatibility and flicker-free dimming performance.

Can this power supply be used outdoors or in exposed environments?

The SC-300-24 has an IP66-rated design, which makes it suitable for outdoor installation. Its full aluminum housing also supports durability in demanding environments.

What operating temperature range does the SC-300-24 support?

This model is rated for operation from -40°C to 60°C. That range makes it suitable for both cold and hot installation environments where a standard indoor-only unit may not be appropriate.

How does the SC-300-24 compare with lower-power 24V LED power supplies?

The main difference is output capacity: the SC-300-24 is a 300W, 24V unit rated at 12.5A for higher-load applications. It also combines TRIAC dimming support, active PFC, and IP66 protection in a single model for projects needing more power and environmental resilience.

What protection and support features are included with this model?

The product description lists protection against short circuit, overloading, and over temperature. It also includes a 5-year warranty, which is useful for commercial buyers looking for longer service coverage.

Payment & Security

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AC Triac Dimmable driver 200-240Vac 300W 24V No Load Requirement 12.5A
Envo

AC Triac Dimmable driver 200-240Vac 300W 24V No Load Requirement 12.5A

SC-300-24 is the 24V output model of this series: rated current 12.5A, rated power 300W, typical efficiency 91.42%@230VAC.

Features

  • Output: Constant Voltage
  • Range: 200-240VAC
  • PFC design: Built-in active PFC function
  • Efficiency: Up to 91%
  • Protections: Short circuit/ over load/ over temperature
  • Heat dissipation: Cooling by free air convection
  • Waterproof performance: IP66
  • Dimming function: Phase dimming: work with leading edge, MLV and trailing edge, ELV, TRIAC dimmers.
  • Dimming range: 0-100%
  • Warranty: 5 years warranty

Typical applications

  • Suitable for the application of LED lighting
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