GW Instek GPD-3303 Series User Manual

DC Power Supply
GPD-3303 Series
USER MANUAL
GW INSTEK PART NO.
ISO-9001 CERTIFIED MANUFACTURER
This manual contains proprietary information, which is protected by
copyrights. All rights are reserved. No part of this manual may be
photocopied, reproduced or translated to another language without
prior written consent of Good Will company.
The information in this manual was correct at the time of printing.
However, Good Will continues to improve products and reserves the
rights to change specification, equipment, and maintenance
procedures at any time without notice.
Good Will Instrument Co., Ltd.
No. 7-1, Jhongsing Rd., Tucheng City, Taipei County 236, Taiwan.

GW Instek GPD-3303 Series Specifications

General

Output Channels	3
Power	195 W
Current Resolution	1 mA
Protection	OVP, OCP, OTP
Model	GPD-3303
Type	Programmable DC Power Supply
Output Voltage (Channel 1 & 2)	0 to 30 V
Output Current (Channel 1 & 2)	0 to 3 A
Output Voltage (Channel 3)	0 to 5 V
Output Current (Channel 3)	3A
Ripple & Noise (CV)	< 1mVrms
Ripple & Noise (CC)	< 3mArms
Interface	USB, RS232
Display	LED
Operating Temperature	0 to 40 °C
Storage Temperature	-20 to 70 °C
Voltage Resolution	10mV (Ch1 & Ch2), 1mV (Ch3)

Summary

DC Power Supply

Safety Instructions

Safety Guidelines

Provides critical instructions for safe operation, handling, and maintenance of the GPD-3303 series.

Overview

Principle of Operation

Explains the internal structure and working principle of the GPD-3303 series power supply, including its main components.

Front Panel Overview

CV/CC Crossover Characteristics

Explains how the GPD-3303 series automatically switches between Constant Voltage (CV) and Constant Current (CC) modes.

Setup Procedures

Power Up Sequence

Guides the user through selecting AC voltage, connecting the power cord, and turning on the GPD-3303 series.

Load Cable Connection

Provides instructions for connecting load cables using various connectors like GTL-104, GTL-105, GTL-203, and GTL-204.

Output On/Off Control

Operation Modes

CH1/CH2 Independent Mode

Describes how to operate CH1 and CH2 outputs independently, setting voltage and current for each channel.

CH3 Independent Mode

CH1/CH2 Tracking Series Mode

Explains how to configure CH1 and CH2 for series tracking, doubling voltage capacity, with common terminal and without.

CH1/CH2 Tracking Parallel Mode

Describes how to connect CH1 and CH2 in parallel to double current capacity, controlling output via CH1.

Save and Recall Panel Settings

Save Panel Settings

Recall Panel Settings

Remote Control Operation

Remote Control Setup and Configuration

Remote Control Connection Steps

Remote Control Command Syntax

Remote Control Command List

Remote Control Command Details