AC

source

I/P

FG

C

B

D

A

A

O/P

LEDCCdriver

ChassisofLEDLamp

CC

IC

HLG-40H

A. Addacommonmodeferritechokeonoutputwirestoreducethecommonemissionbetween10M~300MHzperlightingEMIregulation.

B.ChassisofLEDlampandchassisofHLG-40HortheFGwireshouldbeconnectedtothesafetygroundtoreducetheEMInoise,includingtheconduction

andradiationemission.

C. TheadditionalX-Capanddischargeresistorcanreducethel

conductionnoisebetween9K~1MHzperlightingEMIregulation.

D.L-Cfiltershould beaddedattheDCinputofLEDconstantcurrentdrivertoavoidthedifferentialemissionandhighfrequencynoisegeneratedbythe

CCdriver.

owfrequency

EMIDEBUGSUGGESTION

DimmingconnectiondiagramforturningthelightingfixtureON/OFF:

UsingaswitchandrelaycanturnON/OFFthelightingfixture.

Usingthebuilt-indimmingfunctiononB-typemodelcan'tturnthelightingfixturetotallydark.Pleaserefertotheconnectionmethodbelowto

achieve0%brightnessofthelightingfixtureconnectingtotheLEDpowersupplyunit.

1.Outputconstantcurrentlevelcanbeadjustedthroughoutputcablebyconnectingaresistoror1~10Vdcor10VPWMsignalbetweenDIM+andDIM-.

2.TheLEDlightingfixturecanbeturnedON/OFFbytheswitch.

N

FG

L

Relay

Blue

Brown

Green/

Yellow

AC/L

AC/N

HLG-40H

B Type

DIM+

DIM-

V(-)

V(+)

Blue

White

Black

Red

Switch

Adjuster

0~100KOhmsresistance

1~10VDCVoltage

10VPWMSignal

LEDLighting Fixture

40WSingleOutputSwitchingPowerSupply

FileName:HLG-40H-SPEC 2011-05-30