SkyRC e3 User Manual

INSTRUCTION MANUAL

Ver. 2

INTRODUCTION

Thank you for your choice of the SKYRC e3, 100-240V AC balance charger. This unit is simple to use but
its operation does require some knowledge on the part of the user. Please read this entire operating
manual completely and attentively before using this product, as it covers a wide range of information on
operating and safety.
SKYRC e3 Charger is an economic, high quality 100-240V AC balance charger, designed for charging
LiPo batteries from 2-3 cells in balance mode. The circuit power is 11W and max charge current can
reach to 1.2A.

Cell 1 LED Indicator

Cell 2 LED Indicator

Cell 3 LED Indicator

3-Cell Balance Port

2-Cell Balance Port

CHARGE PROCEDURES

SKYRC e3 comes with the built in power supply. You can connect the AC power cord to the AC socket
(100-240V AC) directly.
Please refer to following steps to charge the battery,

Insert the AC power cord into the charger.

1)
Insert the AC cord into a wall socket (100-240V). All LEDs will light green and flash red to indicate the

2)
charger is ready to charge.

3)

Connect battery balance wire to balance port which is in front side of the charger, after 2 seconds, the
charger detects the voltage of the battery and starts to charge.
The charger starts charging. The LEDs will glow constant red. If the battery pack is 2-cell, Cell 1 and

4)
Cell 2 LEDs will glow constant red; if the battery pack is 3-cell, Cell 1, Cell 2 and Cell 3 LEDs will glow
constant red.
When a cell is completely charged, its corresponding LED will glow constant green. A 2-cell pack is

5)
fully charged when LEDs 1 and 2 are constant green. For 3-cell pack, all LEDs will glow constant
green to indicate the pack is fully charged.
Unplug the battery from the charger and the charge status LED will stay green and flash red which

6)
indicates the charger is ready to charge another battery.

SK-100081

AC 100-240V
Power Jack

Remark:

If you unplug the battery while charging, the

1

charger will stop charging automatically and
enter into standby status.
If the charger encounters overload or short

2

circuit while charging, the charger will stop
charging and three LEDs will flash red.

Charger

Battery

CAUTION:

This diagram shows the correct way to connect your
battery to the e3 charger while charging in balance
mode.
Failure to connect as shown in this diagram will
damage this charger.

EXPLANATION OF LED STATUS

IndicatorLED

LED stays green and flashes red.

LED glows constant red.

LED glows constant green.

* Error Message

If the charger encounters a problem, all LEDs will flash red to alert you the errors. In this case,
please disconnect the power cord from the wall socket and unplug the battery from the charger.

All LEDs flashes red once and stop 1 second in cycle.

All LEDs flashes red twice and stop 1 second in cycle.

All LEDs flashes red four times and stop 1 second in cycle.

All LEDs flashes red six times and stop 1 second in cycle.

The charger is ready to charge.

The charger is charging.

The charging process finishes.

The battery connects incorrectly.

The charger encounters overload or short circuit.

The voltage of single cell is too high or too low.

There is a 300mv difference of voltage
between battery pack.

SPECIFICATION

AC Input

Battery Type

Cell Count

Charge Current

Cell Terminate Voltage

Circuit Power

Dimension

Weight

100-240V, 50-60Hz

LiPo

2-3 cells

1.2A Max

4.2V ± 0.02V

11W ± 10%

88x57x35mm

103g

CONNECTION DIAGRAM

Charger Status

Cause of ErrorIndicatorLED

Charger/Cell Status

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WARRANTY AND SERVICE

We guarantee this product to be free of manufacturing and assembly defects for a period of one
year from the time of purchase. The warranty only applies to material or operational defects, which
are present at the time of purchase. During that period, we will repair or replace free of service
charge for products deemed defective due to those causes. For any repair or replace service, please
contact your dealer in the first instance, who is responsible for processing guarantee claims.
This warranty is not valid for any damage or subsequent damage arising as a result of misuse,
modification or as a result of failure to observe the procedures outlined in this manual.

LIABILITY EXCLUSION

This charger is designed and approved exclusively for use with the types of battery stated in these
Instruction Manual. SKYRC accepts no liability of any kind if the charger is used for any purpose other
than that stated. We are unable to ensure that you follow the instructions supplied with the charger, and
we have no control over the methods you employ for using, operating and maintaining the device. For this
reason we are obliged to deny all liability for loss, damage or costs which are incurred due to the
incompetent or incorrect use and operation of our products, or which are connected with such operation
in any way. Unless otherwise prescribed by law, our obligation to pay compensation, regardless of the
legal argument employed, is limited to the invoice value of those SKYRC products which were
immediately and directly involved in the event in which the damage occurred.

CONFORMITY DECLARATION

SKYRC e3 satisfies all relevant and mandatory EC directives and FCC Part 15 Subpart B: 2008.
The product has been tested to meet the following technical standards:

CE-LVD

CE-EMC

Test Standards

EN60335-1

EN60335-2-29

EN62233

EN 61000-6-3:2007

EN 61000-6-1:2007

EN 55014-1:2006

Household and similar electrical appliances - Safety -

Household and similar electrical appliances –. Safety –.
Part 2-29: Particular requirements for battery chargers.

Measurement methods for electromagnetic fields

of household appliances and similar apparatus
with regard to human exposure.

Electromagnetic compatibility (EMC) -- Part 6-3:
Generic standards - Emission standard for residential,
commercial and light-industrial environments

Electromagnetic compatibility (EMC) Part 6-1:
Generic standards Immunity for residential,
commercial and light-industrial environments

Electromagnetic compatibility - Requirements for
household appliances, electric tools and similar
apparatus -- Part 1: Emission

Title

Result

Conform

Conform

Conform

Conform

Conform

Conform

WARNING AND SAFETY NOTES

This charger is not intended for use by persons (include children) with reduced physical, sensory or
mental capabilities, or lack of experience and knowledge, unless they have been given supervision or
instruction concerning use of the appliance by a person responsible for their safety. Children should be
supervised to ensure that they do not play with the appliance.

If the supply cord is damaged, it must be replaced by the manufacturer, its service agent or similar
qualified persons in order to avoid a hazard.

This charger is suitable for charging rechargeable LiPo batteries. Do not attempt to recharge non­rechargeable batteries. Charging other types of batteries may cause fire or explosion.

Never leave the charger unattended when it is connected to its power supply.

The allowable AC input voltage is 100-240V AC. Never connect it to any other voltage.

Protect charger from dust, dirt and damp.

Never place the charger and batteries connected to it on any form of flammable surface. Never
operate the charger in the vicinity of inflammable material or gas.

During charging, the battery must be placed in a well ventilated area . Never place the charger on a
carpet or similar surface.

Take great care to maintain correct battery polarity, and avoid shot-circuit. Read the battery
manufacturer's instructions and adhere to them strictly.

The charger must only be plugged into an earthed socket-outlet (for portable class 1 battery chargers
for outdoor use)

The connection to the supply mains is to be in accordance with the national wiring rules when battery
chargers for installation in caravans and similar vehicles.

EN 55014-2:1997+A1
2001+A2 2008

FCC-VOC

They can take this product for environmental safe recycling.

FCC Part 15B

This marking indicates that this product should not be disposed with other household wastes throughout
the EU. To prevent possible harm to the environment or human health from uncontrolled waste disposal,
recycle it responsibly to promote the sustainable reuse of material resources. To return your used device,
please use the return and collection systems or contact the retailer where the product was purchased.

Electromagnetic compatibility - Requirements for
household appliances, electric tools and similar
apparatus - Immunity - Product family standard

Electromagnetic compatibility (EMC), Conduction Emission
& Radiation Emission.

Conform

Conform

Manufactured by
SKYRC TECHNOLOGY CO., LTD.
www.skyrc.com

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7504-0382-02