Low Cost Single Channel Lab Switching DC Power Supply Ajustable 30V 3A Twintex Sp-3003

Introduction
The SP series switching mode DC power supply are made with 1 output channel, rated power from 15W to 300W, with 3 digits LED 1999 or 4 digits LED 19999 display. The SP series are meant for a low-cost DC power supply which can be widely used in education and electronic industry.Features
Output range: 0-30V/0-3A, adjustable
Adopts PWM pre-regulation and linear adjustment
Constant voltage and constant current operations
Auto CV/CC switch
Coarse and Fine control for voltage and current
Over current protection, Over voltage protection and Over temperature protection
Intelligent cooling fanSpecificationsConstant voltage operationLine regulation≤0.05%+1mVLoad regulation≤0.1%+5mVRipple & Noise≤10mVrmsConstant current operationLine regulation≤0.05%+10mALoad regulation≤0.1%+10mARipple & Noise≤20mArmsDisplayVoltmeter3 digits LED displayAmmeter3 digits LED displayResolution100mV/10mAAccuracy±(1% reading+1 digit)GeneralProtectionOver current protection, fixed 105% of rated current.
Over voltage protection, fixed 105% of rated voltage.
Over temperature protection: when internal temperature reaches 65ºC±5ºC, OTP is activated and the output will be shut down.Operating environment0ºC~40ºC, ≤80%RHStorage environment-10ºC~70ºC, ≤70%RHPower sourceAC115V/230V±10% selectable, 50/60HzAccessoriesPower cord x1, Operation manual x1DimensionS2 chassis: 125Wx160Hx260D mm
S3 chassis: 150Wx140Hx280D mmWeightApprox.2kg
Selection guideModelRated OutputVoltage DisplayCurrent DisplayWeight / kgS2 chassis: 125W*160H*260DSP-15050-15V 0-5A0.00-9.99-10.0-16.0V000.-999.mA 1.00-5.10A2SP-15100-15V 0-10A0.00-9.99-10.0-16.0V000.-999.mA 1.00-10.1A2SP-15150-15V 0-15A0.00-9.99-10.0-16.0V000.-999.mA 1.00-15.1A2SP-15200-15V 0-20A0.00-9.99-10.0-16.0V000.-999.mA 1.00-20.1A2SP-30030-30V 0-3A0.00-9.99-10.0-32.0V000.-999.mA 1.00-3.10A2SP-30050-30V 0-5A0.00-9.99-10.0-32.0V000.-999.mA 1.00-5.10A2SP-30100-30V 0-10A0.00-9.99-10.0-32.0V000.-999.mA 1.00-10.1A2SP-60020-60V 0-2A00.0-62.0V000.-999.mA 1.00-2.10A2SP-60030-60V 0-3A00.0-62.0V000.-999.mA 1.00-3.10A2SP-60050-60V 0-5A00.0-62.0V000.-999.mA 1.00-5.10A2SP-10010-100V 0-1A00.0-99.9-100-102V000.-999.mA 1.00-1.10A2SP-10020-100V 0-2A00.0-99.9-100-102V000.-999.mA 1.00-2.10A2SP-10030-100V 0-3A00.0-99.9-100-102V000.-999.mA 1.00-3.10A2SP-120010-120V 0-1A00.0-99.9-100-122V000.-999.mA 1.00-1.10A2SP-120020-120V 0-2A00.0-99.9-100-122V000.-999.mA 1.00-2.10A2S3 chassis: 150W*140H*280D mmSP-1501D0-15V 0-1A00.00V-99.99V0.000A-9.999A1.8SP-1502D0-15V 0-2A00.00V-99.99V0.000A-9.999A1.8SP-1503D0-15V 0-3A00.00V-99.99V0.000A-9.999A1.8SP-1505D0-15V 0-5A00.00V-99.99V0.000A-9.999A1.8SP-1510D0-15V 0-10A00.00V-99.99V0.000A-9.999A2.0SP-1515D0-15V 0-15A00.00V-99.99V0.000A-9.999A2.0SP-1520D0-15V 0-20A00.00V-99.99V00.00A-99.99A2.0SP-3001D0-30V 0-1A00.00V-99.99V0.000A-9.999A1.8SP-3002D0-30V 0-2A00.00V-99.99V0.000A-9.999A1.8SP-3003D0-30V 0-3A00.00V-99.99V0.000A-9.999A1.8SP-3005D0-30V 0-5A00.00V-99.99V0.000A-9.999A1.8SP-3010D0-30V 0-10A00.00V-99.99V00.00A-99.99A2.0SP-6001D0-60V 0-1A00.00V-99.99V0.000A-9.999A1.8SP-6002D0-60V 0-2A00.00V-99.99V0.000A-9.999A1.8SP-6003D0-60V 0-3A00.00V-99.99V0.000A-9.999A1.8SP-1001D0-100V 0-1A00.00-99.99-100.00V0.000A-9.999A1.8SP-1002D0-100V 0-2A00.00-99.99-100.00V0.000A-9.999A2.0SP-1003D0-100V 0-3A00.00-99.99-100.00V0.000A-9.999A2.0SP-12001D0-120V 0-1A00.00-99.99-120.00V0.000A-9.999A2.0SP-12002D0-120V 0-2A00.00-99.99-120.00V0.000A-9.999A2.0Specifications are subject to change without prior notice.