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
EN3DC40+ (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+ Battery Charger Connections 16
Recommended Cable Length, Size and Fuse Protection. 17
Standard Temperature Sensor Connection 18
Battery Wiring (Towing Applications): 19
Battery Wiring (Vehicle & Marine Applications): 20
7. UNIT OPERATION 21
Understanding The Charging Mechanism 21
Operating from a Start Battery / Alternator (CH3) 21
Enerdrive ePOWER DC2DC+ Battery Charger Owners Manual (Rev. 1.00)Page 2