KORAD KD Series Programmable DC Power Supplies

Manufacturer: SHENZHEN KORAD TECHNOLOGY CO., LTD.

Websites: www.koradtechnology.com, www.korad.com.cn

Introduction

The KORAD KD3000/6000 series comprises digital control and programmable DC power supplies featuring encoder control. These programmable power supplies are equipped with standard interfaces, USB and RS232, facilitating convenient and fast remote communications. The series offers two adjustment modes for the encoders to accommodate various user operation habits. Models in this series include up to 10 variations, with power ranges from 90W to 300W. They are described as "Industrial Grade".

Applications

Automatic Testing in the Production Line
School Laboratory
Repairing
R&D
QC
Aging Test

Main Features

Complete digital control
Industrial grade, suitable for long-term operation under load
Encoder-controlled fine & coarse adjustment
Intelligent temperature-controlled fan
Compact design
Over-current Protection
Constant current & constant voltage operation
Current Preset functionality
4-digit display
10mV / 1mA high accuracy and resolution
Low noise and ripple
Knob LOCK function to prevent improper operation

Output Indicators and Controls (Front Panel)

The front panel features:

Voltage/Current Display: A digital display showing the set or output Voltage (V) and Current (A).
Status Indicators:
- OCP: Over-current Protection Active
- C.C: Constant Current Mode
- C.V: Constant Voltage Mode
- LOCK: Front Panel LOCK Indicator
Controls:
- Voltage Adjustment Knob (Digital Encoder): Supports Push/Hold and LOCK/UNLOCK functions.
- Current Adjustment Knob (Digital Encoder): Supports Push/Hold and OCP ON/OFF functions.
- Power Switch: Controls the power to the unit.
Terminals:
- Output Terminals: For connecting the load.
- Earth (Ground) Terminal: For safety grounding.

Model Versions (Rear Panel Features)

KD..P Version

The rear panel of the KD..P version includes:

Fan Vent: For cooling.
Interface USB with Photoelectric Isolation: For digital communication.
Interface RS232 with Photoelectric Isolation: For digital communication.
Label on Voltage and Fuse: Information labels.
AC Power Socket: For connecting the power cord.

KD..D Version

The rear panel of the KD..D version includes:

Fan Vent: For cooling.
Label on Voltage and Fuse: Information labels.
AC Power Socket: For connecting the power cord.

Specifications

Note: The specifications below are tested under the conditions of temperature 25°C ±5°C and after a warm-up period of 20 minutes.

Models	KD3003	KD3005	KD6002	KD6003	KD6005
Voltage Range	0-30V	0-30V	0-60V	0-60V	0-60V
Current Range	0-3A	0-5A	0-2A	0-3A	0-5A
Load Regulation
Voltage	<0.01%+2mV	<0.01%+2mV	<0.01%+2mV	<0.01%+2mV	<0.01%+2mV
Current	<0.1%+5mA	<0.1%+10mA	<0.1%+5mA	<0.1%+5mA	<0.1%+10mA
Line Regulation
Voltage	<0.01%+3mV	<0.01%+3mV	<0.01%+3mV	<0.01%+3mV	<0.01%+3mV
Current	<0.1%+3mA	<0.1%+3mA	<0.1%+3mA	<0.1%+3mA	<0.1%+3mA
Setup Resolution
Voltage	10mV	10mV	10mV	10mV	10mV
Current	1mA	1mA	1mA	1mA	1mA
Setup Accuracy (25℃±5℃)
Voltage	<0.5%+20mV	<0.5%+20mV	<0.5%+30mV	<0.5%+30mV	<0.5%+30mV
Current	<0.5%+5mA	<0.5%+10mA	<0.5%+5mA	<0.5%+5mA	<0.5%+10mA
Ripple (20-20M)
Voltage	<1mVrms	<2mVrms	<1mVrms	<1mVrms	<1mVrms
Current	<3mArms	<3mArms	<3mArms	<3mArms	<3mArms
Temp. Coefficient
Voltage	<150ppm	<150ppm	<150ppm	<150ppm	<150ppm
Current	<150ppm	<150ppm	<150ppm	<150ppm	<150ppm
Read Back Resolution
Voltage	10mV	10mV	10mV	10mV	10mV
Current	1mA	1mA	1mA	1mA	1mA
Read Back Temp. Coefficient
Voltage	<150ppm	<150ppm	<150ppm	<150ppm	<150ppm
Current	<150ppm	<150ppm	<150ppm	<150ppm	<150ppm
Reaction Time
Voltage Rise	<100mS	<100mS	<100mS	<100mS	<100mS
Voltage Drop	<100mS (10% Rated load)	<100mS (10% Rated load)	<100mS (10% Rated load)	<100mS (10% Rated load)	<100mS (10% Rated load)
Interface
Optional Interfaces (for programmable models only): RS232, USB
Accessories
User manual 1, Power cord1
Weight and Dimension
Dimensions	KA3003,KA3005: 110mm(W)156mm(H)260(D)		KA3010,KA6005: 110mm(W)156mm(H)300(D)
Weight	KA3003: 3.6Kg	KA3005: 4.8Kg	KA6005: 7.5Kg	KA3010: 7.5Kg

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