Specifications

It can be acted both as constant voltage as well as constant current dc power supply

This serial single output switch power supply is a kind of DC regulated power supply with high efficiency and stability. It can be acted both as constant voltage as well as constant current dc power supply. For this serial power supply,it has perfect protection circuit, can be used in many areas.

 

Features:

1.single phase, single output dc power supply

nstant voltage and constant current operation (C.C and C.V. automatic conversion)

3.both current and voltage can be adjusted from 0 to rated value

4.3LED digital display

5.Built-in EMI filter.(have anti-interference circuit)

6.intelligent temperature control fan to help power supply cooling fast

 

Application:

Charge batteries, PCB board manufacturing industry/motors, LED products, and dc fans test/electrofacing, electrolyzation, electronic components ageing/laboratory, Electronic equipment, automatic Test Equipment/All other occasions need to use DC Power Supply

 

Protection function:

1.Over voltage protection

2.over load protection

3.over temperature protection

4.current limitation protection

 

Specifications:

Model No: LW3020KD

Input voltage: single-phase

220V±10% 50Hz or 110V±10% 60Hz

Working conditions: -10 C -40 C

relative humidity :< 90%

Storage conditions: -20 C-80 C

relative humidity :< 80%

Output voltage: 0-30V adjustable

Output current: 0-20A adjustable

Display Accuracy: ±1%±1 digit

Voltage stabilization: ≤0.5%

Current stabilization: ≤0.8%

Load stabilization: ≤0.5%

Ripples and noises: ≤1 %( RMS)

Surge Current: 30A/115V, 60A/230V (cold-start)

Input Leakage Current: <0.7mA/230V

Withstanding voltage test:

From input to output voltage: 1.5KVAC/min

From input voltage to case: 1.5KVAC/min

From output voltage to case: 500VAC/min