Table of Contents
Related Manuals for Delta Elektronika SM 120-25 D
Summarization of Contents
Safety Instructions
Caution
General warning about safety precautions and user liability.
Installation Category
Details on the power supplies' installation category evaluation.
Grounding
Importance of proper grounding for shock hazard prevention.
Fuses
Guidance on fuse replacement by authorized personnel only.
Input Ratings
Requirements for AC supply voltage and frequency.
Live Circuits
Precautions when working with live circuits or internal components.
Parts Substitutions & Modifications
Rules for parts replacement and unit modifications by authorized personnel.
Environmental Conditions
Operating Environment
Specifies temperature, humidity, altitude, and pollution degree for operation.
WEEE Disposal
Correct Disposal of Product
Guidelines for responsible disposal of electronic waste in the EU.
Product Descriptions
Output Characteristics
Describes constant voltage/current modes and output ranges.
Input Voltage Range
Details on single/three-phase input, DC/DC converter use, and ripple.
Product Descriptions (continued)
Input Current, Standby Power & Efficiency
Inrush current limiter, soft start, low standby power, and high efficiency.
Regulation, Ripple & Noise
Load regulation, ripple measurement, and noise suppression.
Programming Inputs & Interfaces
Analog programming, IEEE488/RS232, and monitoring outputs.
Product Descriptions (continued)
Status Outputs & Remote Shutdown
Use of status outputs and the remote shutdown function.
Programming Speed
Response time for programming and fast programming options.
Product Descriptions (continued)
Programming Bandwidth & Recovery Time
Signal bandwidth limits and load step recovery time.
Noise Suppression & Pulsating Loads
Input/output noise handling and pulsating load considerations.
Product Descriptions (continued)
Insulation, RFI & Operating Temperature
Insulation tests, RFI suppression, and operating temperature limits.
Thermal Protection, Hold-up Time & Phase Loss
Thermal shutdown, hold-up time, delays, inrush current, and phase loss.
Product Descriptions (continued)
Series, Parallel & Master/Slave Operation
Connecting units in series, parallel, and Master/Slave configurations.
Remote Sensing & Over Voltage Protection
Load voltage regulation and Over Voltage Protection setup.
Product Descriptions (continued)
Potentiometers, Cooling & Dimensions
Adjustment controls, fan cooling, and physical dimensions.
Circuit Description
Functional Diagram
Overview of the power supply's main functional blocks and operation.
Operating Manual
Initial Unit Setup & Analog Programming
First-time setup, checks, and analog voltage/current programming.
Digital Interfaces & Monitoring
IEEE488/RS232 programming and monitoring output usage.
Operating Manual (continued)
Status Outputs, Remote Sensing & Battery Charging
Using status signals, remote sensing, and battery charging features.
Operating Manual (continued)
Remote Shutdown & Master/Slave Series
Operating remote shutdown and connecting units in series.
Master/Slave Parallel Operation
Connecting units in parallel using Master/Slave configuration.
Operating Manual (continued)
Fast Programming & Mixed Operations
Parallel operation for fast programming and mixed series/parallel setups.
Operating and Storage Conditions
Temperature, Humidity & Galvanic Industry
Specifies operating limits, storage conditions, and industrial use precautions.
Troubleshooting Guide
General Issues & No Output Diagnosis
Contacting support and diagnosing basic operating issues.
Programming Problems & Earth Loops
Troubleshooting programming errors and offsets caused by earth loops.
Status Outputs & Parallel Problems
Issues with status outputs and master/slave parallel configuration problems.
Troubleshooting Guide (continued)
Voltage Issues, OVP LED & No LEDs
Diagnosing high voltage, OVP LED, and troubleshooting no LED indicators.
Serious Failure Checks
Detailed checks for serious failures, including fuses and output diodes.
Calibration Procedures
Meter & Special Calibrations
Calibrating digital meters and special output parameters like CC monitor.
Spare Parts Information
Details for ordering replacement parts, including model and serial number.
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