Flycolor WinDragon wifi 20A User Manual Download Page 2

Start-up 

Protection

Over heat
protection

 ESC will cut off output if it fails to start the motor within 3 seconds by accelerating throttle. you need to move the throttle
 stick back to the bottom position and restart the motor.( The possible causes :  Bad connection or disconnection between
 ESC & motor , propellers are blocked, etc)

When ESC temperature is higher than 100

 

,it will reduce output power (throttle will be limited below 40%) for protection,

leave some power for motor to land , when the temperature Reduced to 80

 , ESC recover to normal running mode.

When ESC detects the loss of throttle signal for over 1 seconds, it will cut off power or output immediately to avoid an 
even greater loss caused by the continuous high speed rotation of propellers. ESC will resume the corresponding output 
after the normal signal is restored.

Throttle Signal

Loss Protection

 

 

ATTENTION

 

U

ser

 

Manual 

 Brushless ESC for airplane

01

Main features

 

 
 

 
 
 
 
 
 

 

 

 

Turn on the 
transmitter, 
move the
throttle stick to
the top position

.

Connect ESC with battery.

 

Wait for 2seconds,

motor emits 2 short "BEEP-BEEP". Then still 
wait  for  5  seconds.  motor  emits

 

special  tone

12321”,it has entered programming mode

.

Select Items

After entering programming mode, you will hear groups tone which 
emits in a loop as following sequence .

Note: 
Usually,1 long tone
"Beeeep--" equals to 
5 short tone"beep-", 
for example:1 long 
tone"Beeep--" and 1 
short tone “beep-” 
equals to 6.

*

80-130A have 

 reverse function.

When motor emits 

” tone

,

 

Exit

move throttle to the
zero position in 3 
seconds, then motor
emits special tone 

765765”, it will 

exit the programming 
mode. 

If don't want select 
other parameter, 
move throttle to the 
zero position in 3 
seconds, then motor
emits special tone 

765765”, it will 

exit the programming 
mode. Or power off,
it will exit the 
programming mode. 

 
 
 
 

 

After motor emits a 
Item tone ,move 
the throttle to the 
zero throttle position, 
then will enters this 
item, and motor will 
emits the parameter 
tone in a loop . 
please see the table 
below) 

 

 
 

 

 

  
 
 
 
 

12321

Brake

1short

Battery type

2short

3short

Timing

 

Startup mode

Governor mode

PWM frequency

BEC voltage

4short

Battery

 

cells

Restore factory defaule

Exit

1long

1long&1short

1long&2short

1long&3short

1long

&

4short

2long

2long

&

1short

2long

&

2short

    

 

Beep

-

Beep

-

Beep

-

Beep

-

Beep

-

Beep

-

Beep

-

Beep

-

Beep

-

Beep

-

Beeeep--

Beeeep

--

Beep

-

Beeeep

--

Beep

-

Beep

-

Beeeep

--

Beep

-

Beep

-

Beep

-

Beeeep

--

Beep

-

Beep

-

Beep

-

Beep

-

Beeeep

--

Beeeep

--

Beeeep

--

Beeeep

--

Beeeep

--

Beep

-

Beeeep

--

Beeeep

--

Beep

-

Beep

-

1

2

3

 

 

 

4

5

6

 

 

 

7

8

9

 

 
 

10

11

12

Item parameter

 

 

 

 

*Please ensure all solder joints are insulated with heat shrink where necessary. 

03

 

Wiring Diagram

 

13*

14

Motor

 

rotation

 

ASC F 

*

Shadow parts are factory default value

*

80-130A have reverse function.

04

 

Operation

 

instruction

 

 

 

1

.

Normal

 

start

-

up

2

.

Throttle Range

 

calibration

 

 

 

3

.

Programming

It is recommended to use Flycolor app to change parameters through Flycolor Wi-Fi Trans. 
In addition the program card can also change parameters.

 

 

 [1]NO(default)  [2]Soft  [3]Heavy  [4]Very heavy  

1. Brake

 [1] LiPo(default)  [2] NiCd/NiMh  

2. Battery type

3. Cutoff voltage:

 Low-voltage protection threshold,  [1] Low    [2] Medium (default)   [3] High 

For  Ni-xx battery packs

Low/Medium/High cut off voltage is 50%/65%/75% of the battery packs

'

 initial voltage. 

For LiPo battery: can count battery cells automatic. Low voltage protection threshold :Low

2.8V

/ Medium

3.0V

/ High

3.2V

.Eg:For 4S/14.8V Lipo battery packs, low voltage protection threshold is 11.2V low/12.0V medium /12.8Vhigh.

4. Timing

[1]0°  [2]3.75°   [3]7.5°   [4]11.25°   [5]15°(default)   [6]18.75°    [7]22.5°   [8]26.25° 
Low

0°/ 3.75°/ 11.25°/15°/ 18.75°

--for most inner rotor motors 

High

22.5°/ 26.25°

--For 6 poles or higher poles outer rotor motors

As usual, 15° applies to all the outer rotor motors , but for improving efficiency ,recommend that set low timing for 2 poles 
motor( most inner rotor motors), set high timing for 6 poles and high poles motors( most outer rotor motors). If need high 
speed motor, you can set high timing. Some motors should set special timing, if not sure, you

'

d better to set timing as motor 

manufacturer recommended ,or set 15

°

.               

Note: After changing timing, please test on the ground before flying. 

5. Startup Mode

 Start up with linear accelerator

[1] Normal: It's preferred for fixed wing. (default)
[2] Soft: It's preferred for helicopter, it will take 6 seconds from 0% throttle to 100% throttle. 
[3] Very soft: It's preferred for helicopter, it will take 12 seconds from 0% throttle to 100% throttle.

6.Governor mode

 : [1]OFF(default)  [2]Low   [3]High 

If the Governor mode is activated, ESC will try to keep the motor in a fixed speed ( usually the throttle curve is a horizontal
line, you can change the preset motor speed by changing the height of the line).
[1] OFF(default) 
[2] Low ,  "Low constant speed" mode , 10000-20000RPM for 2 poles brushless motor .
[3] High,  "High constant speed" mode , above 20000RPM for 2 poles brushless motor .
Note: Governor mode function is automatically disabled if the throttle value  less than 60%.

7. PWM frequency:

 

[

1

]

8K

Hz

  [

2

]

16K

Hz

(default)

  [

3

]

24KHz

 

For high poles and high speed motors, the higher PWM frequency can make motor drive smoothly, but the higher PWM frequency 
will make ESC hotter .

8.BEC voltage:

 

[

1

]

5

.

0V(default)

  [

2

]

6

.

0V

  [

3]7.4V

 [

4]8.4V

 

(this option is available for partial models) 

9. Voltage cutoff option:

[1] Reduce cutoff(default ): the voltage drops to the set low-voltage protection threshold , ESC will reduce the power then cut off the 
     motor output
[2] Cut off: the voltage drops to the set low-voltage protection threshold , ESC will cut off the motor output immediately.

Battery cells

 Available for LiPo battery only.

10.

:

[1] Automatic judgment(default)   [2]2S  [3]3S  [4]4S  [5]5S  [6]6S .
You also can select the options according to your battery cells.

11.

Motor rotation

[

1

]

Normal(default

):

Default motor rotation

[

2

]

Reversed

Change

 

the

 

motor

 

rotation

.

12

.

Active

 

Switch

 

Continued Flow

[

1

]

Off

 

(default

) [

2

]

On 

  

ASCF

Active

 

Switch

 

Continued

 

Flow

technology

higher

 

efficiency

reduce heat generation massively.

13

.

Reverse function 

[

1

]

Off

 

(default

) [

2

]

On 

  

 Plug

 

reverse signal wire into an two-stage switch channel on the receiver ,

to 

reverse

 the

 

motor

 

rotation

 

during

 

the

 

ight

 

to

 

decelerate.

   The lowest point of the pulse width range of the two-stage switch channel must be less than the lowest point of throttle. (e.g. the lowest point of 
   throttle is 1000, then the lowest point of pulse width of two-stage switch channel should be less than 1000).
   Effective conditions : 1. Reverse function - on; 2. 

Governor mode - off; 3. Brake - on

.

 (

WinDragon wifi 80-130A adaptable)

.

14

.

Restore default settings

  

When the beeping indicates the mode of "Restore default settings", move the throttle stick to zero position in 

  5 seconds after the beeping can activate the mode. There is no sub-menu under this mode. Then the motors 
  makes indication tones of "

765765" which means default settings are restored.

15.Exit program mode

  After a  sound 

Beep-

, move throttle stick to the bottom position, enters the item of exit program mode, motor emits 

  sound 

765765

the same time, it represents ESC enters normal operation mode.

 

 

 

 
 

 

05

 

Programming

 

parameter

 

 

 

www.flycolor.net 

06

 

Protections

07

 

First

 

time

 

to

 

use

 

ESC

08

 

rouble

 

Shooting

T

2long

&

3short

2long

&

4short

Beeeep

--

Beeeep

--

Beep

-

Beep

-

Beep

-

Beeeep

--

Beeeep

--

Beep

-

Beep

-

Beep

-

Beep

-

Thank  you  for  using  our  product.  Any  improper  operation  may  cause  personal  injury  or  damage  the 
product  and  relevant  equipments.  This  high  power  system  for  RC  model  can  be  dangerous  ,we  strongly 
recommend reading the user manual carefully and completely. We will not assume any responsibility for any 
losses  caused  by  unauthorized  modifications  to  our  product.  We  have  the  right  to  change  the  design, 
appearance, performance and usage requirements of the product without notice.

● 

Use powerful & high performance microprocessor. Unique circuit design, strong anti-interference.

● 

Start mode can be set. throttle response fast, and it has a very smooth speed control linearity. Compatible with 

   

fixed wing aircraft and

 

helicopters.

● 

Multiple protection features

 

ensure

 

the

 

equipments

 

safety.

● 

High power safety performance,  when

 

power

 

up the motor will not start immediately

 

wherever the throttle

 

stick is.

● 

Beeping alarm can indicate working condition.

● 

Cycle programming menu for easy operation. Compatible with

 

all kinds of remote controllers.

● 

Supports programming and detection of real-time data at close range via mobile phone APP  (extra  Flycolor Wi-Fi 

    Trans needed); Also support programming via programming card  (extra Flycolor programming card needed).

● 

8.4V/7.4V/6V/5V,5A adjustable

 

BEC , high output power ,less power loss

.

● 

ASCF

Active

 

Switch

 

Continued

 

Flow

technology

higher

 

efficiency

reduce heat generation massively.

 Reverse

 

function, supports

 

to 

reverse

 the

 

motor

 

rotation

 

during

 

the

 

flight to

 

decelerate

WinDragon wifi 80-130A adaptable)

02

  

Specifications

 

 

Turn on the 

transmitter, 

move the throttle

stick to the 
bottom position

.

Connect ESC with battery, 
wait for 2 seconds,motor 
emits short "BEEP-" few times, 
sound times is Lipo battery 
cells. 

 

 

 

Turn on the 
transmitter, 
move the
throttle stick to
the top position.

Connect ESC with 
battery.

 

Wait for 2 

seconds, after motor 
emits 2 short "BEEP-
BEEP",the full throttle
position is memorized.

 

Move the throttle stick to 
the bottom position in 3 
seconds. Then waits for 1 
second, the“zero throttle“
position is memorized.
Motor emits short "BEEP-" 
few times, sound times is 
Lipo battery cells. 

Wait

 

for 1 second, It means 

“No Brake”when motor emit 
continuously 1 long and 1 
short tone. It means “Brake 
is available” when motor 
emits a long tone. E S C is 
ready for working now.

ESC is ready for 
working now

 

1.When first time to use ESC, you must set throttle range.
You just need to calibrate throttle range only once, but you must set again if you change transmitter.

2.Before connecting battery packs, please check if all the connectors polarity are correct 

to avoid ESC damage for false connection or 

short circuit .

3. If motor stops suddenly during flying, please move throttle stick to the zero position immediately, then push the  throttle stick to make
the motor restart, then move throttle tick to a small range to land the aircraft immediately.  

After powering up, motor doesn't run and 
doesn't emit any sound.

Bad connection between ESC and battery.

Bad soldering cause bad contact.

Low voltage of the battery.

Quality problem of ESC.

Clean the connectors or replace them, check the
connection polarity.

Solder the wires again.

Check battery pack, use full-charged battery.

Change ESC

.

After powering up, ESC emits the sound of 
battery cells, but motor can't run.

ESC doesn't set throttle range

.

Set throttle range again

.

After powering up,ESC works ,but motor can't 
run and doesn't emit any sound.                     
After powering up ESC, motor doesn't run and 
emits warning tone“Beep-Beep”.(a short stop
after “Beep-Beep”)

Bad connection between ESC and motor, or
bad soldering. 

Bad

 

motor.

Battery voltage out of range

Check the connectors or replace the connectors 
or solder the motor wire again.

Change motor.

Check the battery voltage is within the range of ESC.

After powering up, motor doesn't work and 
emits warning tone“Beep-,Beep-,Beep-”(emits 
every 2 seconds).

No output throttle signal from receiver.

Check if right connection between signal wire and 
receiver throttle channel.
Check transmitter and receiver, make sure there 
are signal outputs.

After powering up, motor doesn't work and 
emits continuous

 

warning tone“Beep-”

Throttle doesn't  in the zero position.

Push the throttle to the zero position, or set 
throttle range again.

After powering up, motor doesn't work .ESC 
emits 2 long “Beep” and 2 short “Beep”.

The positive and negative of throttle channel
is wrong. So ESC enters programming
mode.

Refer to the user instruction of transmitter, adjust
the setting of throttle channel.

Motor rotates in the opposite direction.

The wrong sequence of connection wires 
between motor and ESC.

1.Exchange random 2 of the 3 connection wires 
   between ESC and motor.
2.Change motor rotation direction via 

mobile

 

phone

 

App

transmitter or programming card.

Motor stops during running

Loss throttle signal

Bad connection between wires

Check the connectors of battery pack, battery 
wires ,motor wires connections are good.

Troubles

Possible causes

Solutions

Battery voltage is lower than low-voltage 
protection  threshold  and  low-voltage 
protection mode is cutoff output.

1.Set right low-voltage protection threshold. Run 
with full-charged battery pack. Choose reduce 
power as  Low-voltage protection .If power is 
decreasing during running, please fly back soon.
2.Make sure your aircraft in the range available to 
control with your transmitter. 
3.Attention to the voltage of transmitter, if it will 
run out of the battery, please fly back soon.

1.Check if the transmitter operation correct.
2.Check if transmitter match with receiver.
3.Strong electromagnetic interference around
the used environment, try to turn off and power 
up again, to see if it recovers normal work, if the 
problem come up again and again, please change
to another field.

251400-1088   V1.6

Alarm tone: (To judge the abnormal cases via alarm tone ) 
1.Alarm tone of signal loss : when ESC detects no signal , motor will emit the alarm tone “Beep-

Beep

、-

Beep-”

(

alarm tone 

   emits every 2 seconds).
2.Alarm tone of throttle not in the zero throttle position: throttle not in the  zero throttle position, motor will emit 
  “Beep-Beep-Beep-Beep-Beep-” ( urgent single short tone).
3. Alert tone of narrower throttle range: when throttle range is set too narrow, motor emits “Beep-Beep-Beep”(harried alarm tone 
  emits last for 2 seconds). You must set throttle range again.

 
 

 

 

Motor

 
 
 
 
 
 

Wi-Fi Trans wire

Reverse signal wire

2

3

1

 

ESC

Throttle signal wire

Receiver

Battery

1

2

3

Reverse function  

15

3long

 

Reverse signal wire: plug

 

it into an two-stage switch channel on the receiver ,to

 

reverse the motor rotation during the flight.

WinDragon wifi 80-130A adaptable)

.

Throttle

 

signal

 

wire: plug

 

it into

 

the

 

throttle

 

channel

 

on

 

the

 

receiver, the

 

white

 

wire

 

is

 

for

 

transmitting

 

throttle

 

signal

the

 

red

&

black

 

wires

 

are

 

the

 

BEC

 

output

 

wire

 

and

 

ground

 

wire.

Wi-Fi

 

Trans

 

wire

connect

 

with

 

Flycolor

 

Wi-Fi

 

Trans,Supports programming and detection of real-time data at close range via mobile 

phone APP.

*

The appearance of each model is different, the picture is a typical model for reference only.

Wait

 

for 1 second, It means “No Brake”

when motor emit continuously 1 long and 
1 short tone. 
It means “Brake is available” when motor 
emits a long tone. E S C is ready for 
working now.

 

1

2

3

4

5

6

7

8

1short

2short

3short

4short

1long

1long

&

1short

1long

&

2short

1long

&

3short

NO

Soft

Heavy

Very

 

Heavy

LiPo

NiCd

/

NiMh

Low

Med

High

0

°

3

.

75

°

7

.

5

°

11

.

25

°

15

°

18

.

75

°

22

.

5

°

26

.

25

°

Normal

Soft

Very

 

Soft

OFF

Low

High

16KHz

8KHz

Reduce 

cutoff

Cut off

Auto

Iterm

Prompt 

tone

 

5V

6V

2S

3S

4S

5S

6S

11

.

Motor

 

rotation

Normal

Reversed

12

.

ASCF

OFF

ON

7.4V

8.4V

24KHz

1

.

Brake

2

.

Battery type

3

.

Cutoff voltage

4

.

Timing

5

.

Startup mode

6

.

Governor mode

 

7

.

PWM

 

frequency

8

.

BEC voltage

9

.

Voltage

 

cutoff

   option

10

.

Battery cells

13

*.

Reverse 

       function

OFF

ON

Cutoff voltage

Voltage

 

cutoff option

Move throttle stick to the top position after
 a certain tone that the parameter you 
want, the parameter is selected, then 
motor emits special tone
 “

1212”, this parameter will 

be stored.
Just wait If you still want select 
other item, it will go back to the 
Level 1 menu to select item, the 
operate method is the same.  

Burst Current

Good heat dissipation

B E C

20A

30A

40A

60A

30A

40A

55A

80A

79g

35g

36g

76g

49x23.5x13.5mm

65.5x34x21mm

  

2-4S

2-4S

2-6S

2-6S

80A

100A

119g

2-6S

100A

120A

125g

2-6S

130A

150A

130g

82.5x39.5x23.5mm

2-

6

S

WinDragon wifi 130A

WinDragon wifi 100A

WinDragon wifi 80A

WinDragon wifi 60A

WinDragon wifi 30A

WinDragon wifi 40A

WinDragon wifi 20A

82.5x39.5x23.5mm

82.5x39.5x23.5mm

65.5x34x21mm

49x23.5x13.5mm

Size

(For reference)

Model

LiPo

Weight

(For reference)

Con

.

 Current

(Good heat dissipation)

8.4V/7.4V/6V/5V

,

5A

8.4V/7.4V/6V/5V

,

5A

8.4V/7.4V/6V/5V

,

5A

8.4V/7.4V/6V/5V,5A

8.4V/7.4V/6V/5V

,

5A

8.4V/7.4V/6V/5V

,

3A

8.4V/7.4V/6V/5V

,

3A

Beeeep

--

Beeeep

--

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