Voltech SBC-1205 User Manual

Smart Charger SBC - 1205
User’s Manual
Introduction
The SBC-1205 is a Switch Mode Battery Charger with MCU controlled charging. Maximum charge is
achieved through 4 stage charging (Precondition, Bulk, Absorption and Float charge stages). This
charger is suitable for 5Ah - 120Ah 12V lead acid batteries including GEL and AGM. Another excellent
feature is a sealed splash proof IP-55 rated polycarbonate casing.
**Please read this manual carefully and follow the instructions**
Features
1. 4 Stage Smart Battery Charger .
A. Pre charge - Battery analysis.
B. Bulk - Constant Current charge.
C. Absorption - Constant Voltage Pulse charge.
D. Float - Charge maintain.
2. Motorcycle, Car, and Low Temperature (< 10°C) charge modes.
3. Easy one button charge selection.
4. Can be permanently connected to the battery.
5. Output short circuit and reverse polarity protection.
6. Dust & Splash proof IP-55 construction with poly-carbonate casing.
7. Over Temperature Protection.
8. Smart battery charging is achieved with internal Microcomputer Unit (MCU). Condition of the
battery is analyzed before charging starts and is monitored constantly during charging.
Contents
● Smart Battery Charger with lead terminals.
● Detachable leads with protection cover & crocodile clips.
● Detachable leads with protection cover & ring terminals.

Voltech SBC-1205 Specifications

General

Input Voltage	100-240V AC
Output Voltage	12V DC
Output Current	5A
Charging Current	5A
Battery Type	Lead Acid
Protection Features	Short Circuit

Summary

Introduction to Voltech Smart Charger SBC-1205

Key Features of the SBC-1205 Charger

Lists key features of the SBC-1205 charger, including 4-stage charging, multiple modes, and protection.

4 Stage Smart Battery Charging Process

Details the four stages: Pre-charge (analysis), Bulk, Absorption, and Float charge.

Selectable Charging Modes

Describes specific charging modes for different vehicle types and low temperatures.

User-Friendly Operation and Safety Features

Highlights ease of use, permanent connection, and safety protections like short circuit and reverse polarity.

Durable Construction and Over Temperature Protection

Notes the IP-55 rated casing for durability and built-in protection against overheating.

Smart Battery Analysis and Monitoring

Explains the MCU's role in analyzing and monitoring battery condition during charging.

Important Safety Warnings and Precautions

General Safety Guidelines for Battery Charging

Lists essential safety precautions, including usage limitations, hazard awareness, and proper handling.

Operating the Smart Battery Charger

Understanding Charging Modes and Indicators

Explains how to select modes and interpret the charger's indicator lights and standby status.

Detailed Charging Stages

Describes the four distinct charging stages: Pre-charge, Bulk, Absorption, and Float.

Diagnostic Check and Desulphate Charging

Explains the charger's diagnostic check mode and the desulphation process for reconditioning batteries.

Thermal Protection, Alarms, and Faults

Covers thermal shutdown, alarm indicators, and fault conditions like short circuits or wrong polarity.

Handling Charging Interruptions and Resumption

Explains how charging resumes after power interruptions and automatic completion to float mode.

Technical Specifications