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GW Instek SPS Series User Manual

GW Instek SPS Series
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GW Instek SPS Series Specifications

General IconGeneral
ModelSPS Series
Output ChannelsSingle
Output PowerUp to 360W (depending on model)
Output VoltageUp to 60V (depending on model)
Output CurrentUp to 10A (depending on model)
Ripple and Noise< 1mVrms
Line Regulation< 0.01% + 3mV
Load Regulation< 0.01% + 3mV
ProtectionOverload, Overvoltage, Overtemperature

Summary

Introduction to Switching Power Supplies

Specifications of Switching Power Supplies

General Specifications

Details main supply voltage, ratings, dimensions, weight, and operating environment.

Constant Voltage Operation

Details output voltage range, regulation, recovery time, ripple, and temperature coefficient.

Constant Current Operation

Details output current range, regulation, and ripple/noise characteristics.

Indicator Meter Specifications

Describes the display and accuracy for voltage and current meters.

Over Voltage Protection

Specifies the range for over voltage protection settings.

Insulation Specifications

Defines insulation resistance requirements between chassis and terminals/cords.

Precautions Before Operation

Unpacking the Switching Power Supply

Instructions for unpacking and inspecting the instrument for damages.

Checking the Line Voltage

Guidance on verifying line voltage and setting the voltage selector before connecting.

Environment Precautions

Normal ambient temperature range and avoiding magnetic/electric fields.

Equipment Installation and Operation

Ensuring proper ventilation and operating within specifications.

Theory of Operation

Block Configuration of SPS-System

Overview of the SPS system's main functional blocks and their interconnections.

Component List

Lists components for each circuit configuration within the SPS system.

Detailed Circuit Theory

Explains specific circuit functions like voltage reference, adjustment, and current control.

Panel Controls and Indicators

Front Panel Controls and Indicators

Describes all controls and indicators located on the front panel of the power supply.

Rear Panel Connections and Controls

Details connections and controls found on the rear panel, including power socket and fan.

Operation Instructions

Operational Precautions

Covers essential precautions for AC input and installation environment.

Output Test Lead Selection

Guidance on selecting appropriate output and feedback test leads for safety.

Setting Current Limit

Procedure for determining and setting the maximum safe current limit for the device.

Constant Voltage/Constant Current Crossover

Explains the automatic crossover characteristic between voltage and current modes.

Voltage Operation Mode

Step-by-step guide for operating the power supply in voltage mode.

Maintenance Procedures

Fuse Replacement

Instructions for replacing a blown fuse, emphasizing safety and correct rating.

Line Voltage Conversion

Procedure for converting the power supply between 115V and 230V line voltages.

Internal Adjustments and Calibration

Guide for internal adjustments and calibration of voltage, current, and OVP.

Cleaning Instructions

Guidance on cleaning the power supply using soft cloths and mild detergent.

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