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AC Triac Dimmable driver 200-240Vac 300W 48V No Load Requirement 6.25A

triac dimmable

SKU SC-300-48

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Select model — 3 in this family

SC-300-48

SC-150-48 150W 48V Low stock

SC-360-48 200W 48V In stock

SC-300-48 300W 48V Low stock

Product variants

In stock

Overview

SC-300-48 is the 48V output model of this series: rated current 6.25A, rated power 300W, typical efficiency 91.40%@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-300-48Specifications from the official datasheetDownload datasheet PDF

Certificate

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

Output

DC Voltage: 48V
Voltage Tolerance: ±0.5V
Voltage Regulation Tolerance: ±0.5%
Rated Current: 6.25A
Rated Power: 300W
Load Regulation: ≤1%

Input

Voltage Range: 200-240VAC
Frequency Range: 50Hz
THD(Typ.)@ Full Load: ≤15% @230VAC
Efficiency(Typ.)@ Full Load: 91.40%@230VAC
AC Current (Max.): 1.7A
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. All parameters NOT specially mentioned are measured at 230VAC input, rated load and 25°C of ambient temperature.
2. Tolerance: includes set up tolerance and load regulation.

Technical drawings

SC-300-48 Efficiency Curve (Efficiency vs Output load) — Efficiency Curve (Efficiency vs Output load)

SC-300-48 Derating Curve (Output load vs TEMP.) — Derating Curve (Output load vs TEMP.)

SC-300-48 Power Factor Curve — Power Factor Curve

SC-300-48 Mechanical Specification — Mechanical Specification

SC-300-48 24V & 48V Version — 24V & 48V Version

SC-300-48 TRIAC/Phase cut dimming — TRIAC/Phase cut dimming

SC-300-48 TRIAC/Phase cut dimming (2) — TRIAC/Phase cut dimming (2)

Typical applications

Suitable for the application of LED lighting

Downloads

Datasheet1

SC-300-48 datasheetEnvo_SC_300W.pdf PDF Download

FAQ

What are the main output specifications of the Envo SC-300-48?

The Envo SC-300-48 is a constant voltage power supply rated at 300W with a 48V output. Its rated current is 6.25A, making it suitable for 48V LED lighting systems and similar constant voltage applications.

Is the Envo SC-300-48 dimmable?

Yes, this model is TRIAC dimmable and supports AC phase-cut dimming. It is designed to work with both leading edge and trailing edge TRIAC dimmers, with strong compatibility and flicker-free dimming performance.

Can the Envo SC-300-48 be used outdoors?

Yes, the SC-300-48 has an IP66-rated design, which makes it suitable for outdoor installation where protection against dust and water is important. Its full aluminum housing also supports durability in demanding environments.

What applications is the Envo SC-300-48 designed for?

This power supply is suitable for LED lighting and moving sign applications that require a 48V constant voltage output. Its 300W capacity and TRIAC dimming support make it a practical choice for commercial and other B2B lighting projects.

What input range does the Envo SC-300-48 support?

The specified AC input range for this model is 200-240V AC. This makes it appropriate for installations operating within that mains voltage range.

How does the Envo SC-300-48 handle demanding operating conditions?

The SC-300-48 is rated for operation from -40°C to 60°C, which supports use in a wide range of ambient conditions. It also includes protection features for short circuit, over loading, and over temperature.

What are the efficiency and design highlights of the Envo SC-300-48?

This model offers efficiency of up to 91.4% and includes built-in active PFC. It uses free air convection cooling and a full protection aluminum housing, which supports reliable performance without relying on fan-based cooling.

What warranty is offered with the Envo SC-300-48?

The Envo SC-300-48 includes a 5-year warranty period. That warranty term can be important for commercial buyers looking for longer service coverage on LED power supply projects.

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