User Manual

Table of Contents
1. Introduction 4
Please Keep This Manual For Future Reference 4
Disclaimer 4
Important Note 4
Product Numbers 4
Service Contact Information 4
Notice of Copyright 5
2. Warnings 6
Please read and follow the instructions and precautions carefully. 6
3. PRODUCT DESCRIPTION 8
4. UNDERSTANDING THE UNIT 9
Multistage Charging Process - GEL, AGM, Flooded & Program Modes 9
Lithium Charging Process 9
Smart Charging Feature 10
ePOWER charger algorithm 10
Lithium Battery charging algorithm 11
Battery Charger Voltage 11
Battery Bank Size Recommendation 12
EN3DC30-24 (Current Settings): 12
5. INSTALLING THE CHARGER 13
Mounting The Charger 14
6. CONNECTING THE CHARGER 15
Chassis Grounding Connection 15
DC Output Wiring 15
DC2DC 24V Battery Charger Connections 16
Recommended Cable Length, Size and Fuse Protection. 17
Standard Temperature Sensor Connection 17
Battery Wiring (Towing Applications): 18
Battery Wiring (Vehicle & Marine Applications): 19
7. UNIT OPERATION 20
Understanding The Charging Mechanism 20
Operating from a Start Battery / Alternator (CH3) 20
DC Input (CH2 – Solar / PV): 22
Maximising your Solar Harvest using the DC2DC 24V 23
Understanding the Display & Function Keys during normal operation 24
Understanding The Function Key ‘MENU’, ‘SET’ And ‘SEL’ During Charger Setting 25
Digital Display: 25
Button Functions: 26
Automatic Override Functions: 27
Programming Your Charger 27
Understanding the Two-Stage (Mode 2) Charging 27
Understanding The Three-Stage (Mode 3) Charging 27
Understanding The Battery Temperature Functions 27
Battery Temperature Compensation: 28
Battery Temperature Sensor (BTS) Voltage Adjustment: 28
Procedure To Set Or View Charger Setting 28
Procedure To Equalise Flooded Batteries 29
Use the following procedure to setup the charger for battery equalisation. 29
Understanding The Protection Features 30
Charging A Flat Battery 30
Understanding The Display Codes 30
8. SPECIFICATIONS 33
9. WARRANTY 34
2 Year Limited Warranty 34
3 Year Pro Rata Support Program 34
Return and/or Repair Policy 34
Limitations 35
Appendix A1 36
Appendix A2 38
Appendix A3 40
Enerdrive ePOWER DC2DC 24V Battery Charger Owners Manual (Rev. 1.5) www.enerdrive.com.auPage 2 Page 3