BOSCH C3 Battery Charger Instruction Manual
- June 16, 2024
- Bosch
Table of Contents
BOSCH C3 Battery Charger
Product Information
Robert Bosch GmbH
Automotive Aftermarket
Auf der Breit 4
76227 Karlsruhe
Germany
www.bosch-automotive.com
Manual Version and Contact Information
Version 3.2 | April 2015
Specifications
- Model: C3
- Manufacturer: Robert Bosch GmbH Automotive Aftermarket
- Address: Auf der Breit 4, 76227 Karlsruhe, Germany
- Website: www.bosch-automotive.com
- Version: 3.2 | Stand 04.2015
| Primary | Secondary |
|---|
Rated input voltage: 230 V / 50 Hz
Switch-on current: < 50 A
Rated input current: max. 0.6 A (Effective)
Power consumption: 60 W| Charging voltage: 6 V / 12 V
Charging current: 3.8 A (+10%), 0.8 A (+10%)
Battery types: 6 V + 12 V lead-acid battery (AGM, GEL, MF, Open and VRLA)
Battery capacity: 6 V/1.2 Ah – 14 Ah, 12 V/1.2 Ah – 120 Ah
Protection (internal): 1.6 A
Noise level: < 50 dBA
Ambient temperature: 0 to + 40 °C
Dimensions: 185 x 81 x 55 mm (L x W x H)
Introduction
Pay attention to warning and safety instructions!
This device is for charging and maintaining 6 V and 12 V lead-acid batteries (with electrolyte solution, AGM, gel) and is not suitable for charging lithium-ion batteries. The battery charger switches to maintenance mode to preserve the charge status after charging.
Safety
Always read the instruction manual! This device is dust and water-resistant (IP65). Beware of electric shock, explosion, and fire hazards. Keep children and other persons away during use. Only for indoor use.
Product Features
The battery charger is designed for charging a wide variety of open and some sealed lead-acid batteries, including vehicles such as cars and motorcycles. It is not to be used for commercial purposes.
Operation
Before connecting the charger, read the battery’s instruction manual and the vehicle manufacturer’s instructions. Ensure adequate ventilation during charging to prevent gas formation. Connect the positive clamp (red) to the positive terminal of the battery, and the negative clamp (black) to the negative terminal.
Maintenance and Care
The device is maintenance-free. Clean with a dry cloth and do not use solvents or aggressive cleaning agents. When abnormal conditions arise, such as battery voltage below 6 V for 12 V batteries, an open circuit, or reversed polarity, the charger will switch to standby mode.
Disposal
For EU countries: Do not dispose of electrical equipment in household waste. According to the European Directive 2012/19/EU on waste electrical and electronic equipment, these items must be collected and disposed of in an environmentally friendly manner.
Information
Service should only be performed by qualified personnel using original
spare parts. This ensures the safety of the device. A 2-year warranty from the
date of purchase is provided, covering material or manufacturing defects, but
not wear parts or damage from misuse.
Product Features
- IP65 rating – Dust and waterproof
- Brandgefahr! (Fire hazard)
Usage Instructions
To operate the C3 device:
- Read the battery user manual and comply with the vehicle regulations.
- Ensure that there is no open flame, sparks, or glowing materials during charging and maintenance.
- Do not let the charging cable come into contact with fuel lines.
- Always disconnect the power cord before using the device.
- Select the desired mode using the Mode button:
- Mode 1: 6 V charging
- Mode 2: 12 V charging (Motorcycle)
- Mode 3: 12 V charging (Car)
- Mode 4: 12 V charging (Winter, AGM)
- The LED indicator will show the charging status:
- Ladestatus “ok” (lit)
- Ladeerhaltung (blinking)
- Ensure that the battery voltage is above 6 V (for 12 V batteries).
- Do not use aggressive cleaning agents or chemicals for maintenance.
- Avoid an open circuit and reverse polarity during usage.
- The system will remain in standby mode if no other setting is chosen.
Frequently Asked Questions (FAQ)
What is the IP65 rating?
The IP65 rating indicates that the device is protected against dust and water.
Can I charge a motorcycle battery with this device?
Yes, you can charge a motorcycle battery using Mode 2.
What should I do if the LED indicator is blinking?
The blinking LED indicates that the device is in Ladeerhaltung (charging maintenance) mode.
Can the Bosch C3 charger be used for lithium-ion batteries?
No, the Bosch C3 charger is not suitable for charging lithium-ion batteries.
Is the charger suitable for outdoor use?
No, it is only for indoor use and is dust and water-resistant (IP65).What types of batteries can the Bosch C3 charge?It can charge 6 V and 12 V lead- acid batteries (AGM, GEL, MF, Open and VRLA).
Does the charger switch to maintenance mode after charging?
Yes, it switches to maintenance mode to preserve the charge status after charging.
What should be done if the charger displays an abnormal condition?
Refer to the user manual as the charger will switch to standby mode in the event of abnormal conditions such as low battery voltage or reversed polarity.
Robert Bosch GmbH Automotive Aftermarket Auf der Breit 4 76227 Karlsruhe
Germany www.bosch-automotive.com
C3-Umschlag-060613.indd 1
References
Read User Manual Online (PDF format)
Read User Manual Online (PDF format) >>