Delta Elektronika SM 35-45 User Manual

1 / 22 DELTA ELEKTRONIKA B.V. rev. Jan. 2021
DELTA ELEKTRONIKA B.V. Vissersdijk 4, 4301 ND www.DeltaPowerSupplies.com
DC POWER SUPPLIES Zierikzee, the Netherlands Tel. +31 111 413656
SM1500-series
 SM 15-100
 SM 35-45
 SM 52-30
 SM 52-AR-60
 SM 70-22
 SM 120-13
 SM 300-5
 SM 400-AR-8
PRODUCT MANUAL
Contents:
1 – Safety Instructions
2 – Sicherheitshinweise
3 – General
4 – Installation
5 – Trouble Shooting
6 – Maintenance & Calibration
7 – EU Declaration of Conformity
7 – UK Declaration of Conformity
Product Manuals and Driver & Example Software
For several Applications, build-in Options and Interfaces there are Application
Notes, separate Product Manuals and Driver & Example Software available on
our website. See PRODUCTS\SM1500\DOWNLOADS.

Delta Elektronika SM 35-45 Specifications

General

Output Voltage	0-35 V
Output Current	0-45 A
Power Rating	1575 W
Cooling	Forced air
Protections	Overvoltage, Overcurrent, Overtemperature

Summary

SAFETY INSTRUCTIONS

1.1 Caution

General safety precautions to be observed during operation, service, and repair.

1.3 Grounding of Mains Terminals (AC Power Terminals)

Instructions for connecting the unit to the AC power supply mains for shock hazard minimization.

1.4 Grounding of DC Power Terminals

Guidelines for grounding DC power terminals to ensure safety isolation.

1.5 Danger of electrical shock

Warning about potential electrical shock from touching components after disconnection.

1.9 Live Circuits

1.12 Handling and mounting

GENERAL

DC Output Configuration and Operation

Programming and Control

Methods for programming voltage, current, and using digital interfaces.

Unit Features and Protection

Remote shutdown, interlock, load handling, RFI, thermal protection, and sensing.

Advanced Operations

Series, parallel, and Master/Slave operation configurations.

Voltage, Current Limits, and Cooling

DC voltage/current limits, controls, cooling system, and dimensions.

INSTALLATION

4.2 TEMPERATURE & COOLING

4.4 OPERATING THE UNIT FOR THE FIRST TIME

Step-by-step guide for initial unit operation.

4.7 ANALOG PROGRAMMING

4.12 DC LOAD SENSING (REMOTE SENSING)

Detailed guide to remote sensing setup and considerations.

4.14 REMOTE SHUTDOWN

4.15 MASTER / SLAVE SERIES OPERATION

Connecting units in series using Master/Slave configuration.

4.16 MASTER / SLAVE PARALLEL OPERATION

Connecting units in parallel using Master/Slave configuration.

TROUBLE SHOOTING

5.1 GENERAL

5.2 NO DC OUTPUT (manual control)

Steps to troubleshoot when there is no DC output in manual mode.

5.3 PROGRAMMING DOES NOT WORK OK

Troubleshooting steps for programming issues.

5.7 DC OUTPUT VOLTAGE IS HIGHER THAN SET VALUE

Steps to resolve when DC output voltage is higher than set.

5.8 OT LED on

Diagnosing the Over Temperature (OT) LED being on.

5.9 OT LED blinks

Diagnosing the Over Temperature (OT) LED blinking.

5.10 ACF LED on

Troubleshooting the AC Fail (ACF) LED indication.

5.11 DCF LED on

Troubleshooting the DC Fail (DCF) LED indication.

MAINTENANCE & CALIBRATION

6.6 SPECIAL CALIBRATIONS