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Kisae DMT1230 Owner's Manual

Kisae DMT1230 Owner's Manual

Abso dc to dc battery charger 12v 30a, 12v 50a
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Abso DC to DC
Battery Charger
12V 30A (DMT1230)
12V 50A (DMT1250)
Owner's Manual

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Summary of Contents for Kisae DMT1230

  • Page 1 Abso DC to DC Battery Charger 12V 30A (DMT1230) 12V 50A (DMT1250) Owner’s Manual...
  • Page 2 Important Please be sure to read and save the entire manual before using your KISAE DC to DC Battery Charger. Misuse may result in damage to the unit and/or cause harm or serious injury.
  • Page 3: Table Of Contents

    Table of Contents INTRODUCTION ....................6 PRODUCT DESCRIPTION ................. 6 UNDERSTANDING THE UNIT ................6 INSTALLING THE CHARGER ................8 UNIT OPERATION ..................... 10 SPECIFICATIONS ....................17 WARRANTY ....................... 18 Appendix A1 Appendix A2 Appendix A3 Page 3...
  • Page 4 IMPORTANT SAFETY INFORMATION This section contains important safety information for the KISAE Abso DC to DC Battery Charger. Each time, before using the unit, READ ALL instructions and cautionary markings on or provided with the unit, and all appropriate sections of this guide. The unit contains no user- serviceable parts.
  • Page 5 FCC INFORMATION This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference in a residential installation. This equipment generates uses and can radiate radio frequency energy and, if not installed and used in accordance with the instructions, may cause harmful interference to radio communications.
  • Page 6: Introduction

    1. INTRODUCTION Thank you for purchasing the KISAE Abso DC to DC Battery Charger. With our state of the art, easy to use design, this product will offer you reliable service for providing a multi-stage, multi- input battery charger to charge the different types of batteries you have installed in either your home, boats, RV caravan, 4WD or commercial vehicle.
  • Page 7 Ah rating as shown. If a smaller size battery bank is used, set the current rating to a lower value to match with the battery bank size. Normally, the minimum battery bank capacity is based on a C5 rating of the battery for charging. DMT1230 Current Setting (“h”) Battery Bank Size...
  • Page 8: Installing The Charger

    5A/7A/10A 4. INSTALLING THE CHARGER WARNING: KISAE Technology recommends that all wiring be done by a certified technician or electrician to ensure adherence to the applicable electrical safety wiring regulations and installation codes. Failure to follow these instructions can damage the unit and could also result in personal injury or loss of life.
  • Page 9: Connecting The Charger

    Both devices must match with the size of the DC wiring. Recommended Cable Length, Size and Fuse Protection: DC to DC Connection Input Require Length & Battery Cable Size ≥ 10 meters DMT1230 or 2 to 5 Up to 10 meters (2) meters (2) DMT1250 set to ≤...
  • Page 10 Recommended Fuse Protection From Alternator Battery 50 amp (DMT1230) or 70 amp (DMT1250) Fuse or Circuit Breaker no greater than 20cm from source battery PLEASE NOTE: Automatic re-settable circuit breakers are NOT recommended. From Solar Panels Fusing recommended no greater than 20cm from input to DC2DC+ Charger.
  • Page 11: Unit Operation

    Over Voltage Recovery 15.5V Input Battery System Reset Voltage < 7V < 7V (Note C) Maximum Input Current DMT1230 DMT1230: 30A DMT1230: 30A DMT1250: 50A DMT1250: 50A Note A: When the battery is charging through CH3 with normal operation (not through Ignition or override setting), the charger will charge for 3 minutes, it will then rest for 5 seconds to verify the Input voltage.
  • Page 12 “overdrive” the MPPT controller. Please note that doing this is partially an economic decision. You can install more power than the controller can use and this will contribute to better power availability. KISAE suggests a total maximum overdrive of 20% (total 600w). On cloudy (or intermittent sunny) days there will be little or no power shaving and the extra power will serve the battery well with more energy harvest earlier and later in the day.
  • Page 13  CH2 icon flashes when the input voltage is above the Flashing Voltage (> 14.5V) and it is not the source to charge the battery. It will change to solid when it becomes the source to charge the battery.  During normal operation, every time when the ‘INFO’ button is pressed once, the display will scroll through and show ‘CH1’, ‘CH2 &...
  • Page 14 more than 5 seconds to force the charger into Equalize Mode and it will start equalizing the flooded battery. Please note: the battery has to be set to ‘Flooded’ battery type in order to have this function activated. • During the charger Setup Menu, this button is used to change to the next available setting. •...
  • Page 15 The MPPT Solar function may provide enough time for Equalization, but the best recommendation will be using an AC powered battery charger. KISAE does manufacture a line of smart AC battery chargers.
  • Page 16 greater than 2.5Vdc. Re-charging a dead battery requires extreme care and attention. It is best to re-charge using short frequent cycles rather than one long bulk cycle. Battery damage or failure may occur if the battery is discharged so deeply. Understanding the Display Code Codes will show on the display when either a function or internal warning / fault, such as high internal temperature or DC out-of-range is detected and the charger may shut down to protect...
  • Page 17: Specifications

    • If the Batteries/Terminals are still cool or only warm, you may have a bad temp sensor. Unplug the temp sensor and call KISAE. CH1 Output Short Circuit This means there is a Short Circuit on the DC output to your Main/House battery.
  • Page 18: Warranty

    The limited warranty program is the only one that applies to this unit, and it sets forth all the responsibilities of KISAE. There is no other warranty, other than those described herein. Any implied warranty of merchantability of fitness for a particular purpose on this unit is limited in duration to the duration of this warranty.
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This manual is also suitable for:

Dmt1250