GGM GUD Series User manual

www.ggm.co.kr
OPERATION MANUAL
GUD SERIES
SPEED CONTROL UNI T
■ Headquarters / 1st Factory : 22, Gyeongin-ro 3beon-gil, Bucheon-si, Gyeonggi-do, Republic of Korea
Tel:[phone] Fax:[phone]
■ Attached research institute / No. 2 factory : 180, Oksan-ro, Bucheon-si, Gyeonggi-do, Republic of Korea
Tel:[phone] Fax:[phone]
GGM Co., Ltd.
DIGITAL
GLOBAL GEARED MOTOR

- 2 -
Thank you for purchasing this GGM product.
Please do not use this product until you have read this user's guide
thoroughly and familiarized yourself with the knowledge, safety
information and precautions related to the product that it contains.
After reading this user's guide, keep it at hand to use as a reference
whenever it is needed.
1. Safety precautions
Please observe the following safety precautions in your use and
operation of the product. Failure to observe the precautions may
result in electric shock, injury or fire. The following precautions are
very important and need to be observed at all times.
Warning
Ignoring the following warnings and
instructions on the handling of the product
may result in death or serious injury.
• Do not use the product near explosive materials, flammable gases,
 corrosive materials, combustible materials, or in places where it may be
 splashed by water. This may cause fire, electric shock or injury.
• Do not forcibly bend, pull or insert the motor lead wire.
 This may cause fire or electric shock.
• Do not move, install, connect or check the product while it is
 connected to an electric current. Carry out the work only after cutting   
 off the power supply. Failure to do so may cause an electric shock.
• Have a qualified person with relevant knowledge install, connect,
 operate, control and check the product for failure. Failure to do so may  
 cause fire, electric shock or injury.
• Within 1 minute after cutting off the power supply, do not touch the  
 output terminal. This may cause an electric shock.
• Cut off the power supply when the power failure protection device or  
 overheating protection device (THERMAL PROTECTOR) operates. Failure to 
 do so may cause injury due to sudden re-operation of the product.
• Install the speed controller in the housing. Ground the protection       
 ground terminal when it is installed. Failure to do so may cause electric  
 shock or injury.
• Observe the rated voltage for the AC power supply to the speed
 controller. Failure to do so may cause a fire or damage to the product.
• Do not disassemble or modify the motor or the speed controller.
 This may cause an electric shock or injury.

- 3 -
Caution
Ignoring the following warnings and
instructions on the handling of the product
may result in injury or property damage.
• Do not use the motor or the speed controller beyond its specifications. 
 Doing so may cause injury or damage to the product.
• Do not operate the product with wet hands. Doing so may cause
 an electric shock.
• Do not hold or carry the motor’s lead wire.
 Doing so may cause disconnection and injury.
• Do not use the product for up and down operation. Doing so may
 cause injury or damage to the product.
• Use the motor only when the surface temperature of the motor is
 90℃ or below.
• Disconnect the power supply if you do not intend to use the product  
 for an extended period of time.
• Do not touch the product with your hand or any other body part while 
 operating the product or immediately after stopping its operation.
 As the surface of the motor is very hot, there is a risk of burn.
• If an abnormality occurs, cut off the power supply immediately to
 stop the operation.
• The controller has no protection device. Install an over-current
 protection device, earth leakage circuit breaker or overheating protection
 device for safety.
• If the product is operated in parallel with a device controlled in
 a thyristor for a high-capacity electric furnace or welding machine,
 the  product may malfunction. Wire separately using a separate power
 supply circuit.
• The product can be used at ambient temperatures between -10℃ and
 40℃ and humidity less than 85%. Avoid exposure to direct sunlight,
 moisture or grease, and when using the product in such places,
 use the cover.
• Do not use the product in a place where static electricity occurs
 frequently.
• Dispose of this product as industrial waste.
• If you need to repair the product, contact us or the place where you
 purchased the product.
• Do not modify the product arbitrarily. Arbitrary product modification by 
 the customer will void the warranty.

- 4 -
2. Confirmation when the product is handed over
- Confirm that the delivered product is the product you ordered.
- If a different product is installed, there is a risk of injury or fire.
- Contact a nearby retail store if there is a shortage compared to the
 number of the products you ordered or if a damaged product is
 delivered.
 1) CONTROLLER          
 2) Extension cable (0.5m)
 3) User’s Guide (this book)
 4) Option (extension cable)
---------------- 1EA
---------------- 1EA
---------------- 1EA
Item
name
Extension
cable
Length
KE-05
0.5m
KE-10
1m
KE-15
1.5m
KE-20
2m
If the controller is far away from the
motor, refer to the optional
specifications detailed in the table
above. Extension up to 2 m is possible
using one extension cable.
Do not extend more than 2.5m,
as degradation of the motor’s
properties may occur.
3. Specifications
Model name
Characteristics
GUD-U-□
GUD-C-□
Rated voltage and power
frequency
 Single-phase
100V~115V
50/60Hz
Single-phase
220V~240V
50/60Hz
Range of service voltage
±10% (in comparison to the
rated voltage)
Applied motor output
6 ~ 180W
Speed control range
50Hz : 90~1430rpm
60Hz : 90~1730rpm
Speed setting
Increase or decrease by 10
due to input setting
Service temperature range
-10~40℃
Preservation temperature range
-20~60℃
Service humidity range
Less than 85% (place with no
dew condensation)
Protection level
IP20
A number indicating the output of the motor is displayed where the □ is placed in the
model name.

- 5 -
4. CONTROLLER CODING SYSTEM
G
U
D
-
C
-
60
C : Single Phase
220V 50/60Hz
230V 50/60Hz
240V 50/60Hz
U : Single Phase
110V 50/60Hz
115V 50/60Hz
6 : 6W
15 : 15W
25 : 25W
40 : 40W
60 : 60W
90 : 90W
120:120W
180:180W
GGM
Co.,LTD.
Unit
Type
Digital
Type
5. Outside view of the product

- 6 -
6. Characteristics of the product
① Indicates the current rotation speed (r/min).
② The motor speed can be controlled simply by connecting
 the motor and the control unit using the dedicated connector, and 
 connecting the AC terminal to the power source.
③ You can use the CW/CCW key at the front side and the external 
 input port at the rear side to change the direction between forward 
 and backward.
④ Multi-level speed control can be achieved using the input port.
 (4 levels)
⑤ You can control the speed simply by using the front switch.
 - Range of variable speed -
 50Hz : 90 ~ 1430 r/min, 60Hz : 90~1730 r/min
⑥ Various operation modes are available through the parameter setting.
 - Reduction gear ratio, acceleration/deceleration time, Lock, brake
 function, speed change unit
 ⑦ The external volume can be used.
7. Applied motor
K
9
I
G
40
N
C
--
SU
6: 6W
15: 15W
25: 25W
40: 40W
60: 60W
90: 90W
120:120W
180:180W
F :
Cooling
Fan
N :
Non
Fan
J : 1Ø100V
50/60Hz
U : 1Ø110V
60Hz
L : 1Ø200V
50/60Hz
C : 1Ø220V
50/60Hz
1Ø230V
50/60Hz
D : 1Ø240V
50Hz
SU :
SPEED
CONTROL
UNIT
TYPE
SP :
SPEED
CONTROL
PLUG IN
TYPE
I: Induction
R: Reversible
GGM
Co.,
LTD.
6: □60
7: □70
8: □80
9: □90
S: Straight
G: Pinion
General
P: Pinion
Powerful
- The motor and the speed controller are packaged separately,
so confirm that the speed controller can be used for the applicable
motor.

- 7 -
8. Names and functions of each part

- 8 -
9. Wiring method
 9-1 Power and motor wiring
▶ Connect the motor
connector to the motor
connector terminal at the back
of the controller.
▶ Connect the AC power to
power supply terminals
No. ① and No. ②.
SW1 contact capacity
AC 125V or 250V 5A or higher
▶ Connects grounding to No. ③.
9-2 Forward and backward signal wiring
▶You can operate forward
 and backward motor rotation
 by connecting to I/O input
 terminals No. ①, No. ② and
 No. ③.
SW2
SW3
Motor shaft rotation
ON
OFF
Rotate in the CW direction
OFF
ON
Rotate in the CCW direction
OFF
OFF
Stop
※ I/O input takes precedence
over the RUN/STOP key at
the front.
※ LEAD WIRE connection method
※ Lead wire specifications
  - AWG 26~20 (0.14~0.5 ㎟)
  - Length of the stripped sheath : 8mm
▶ Insert the lead wire while depressing
   the orange-colored button using
   a screwdriver.

- 9 -
9-3 Multi-level speed wiring method
▶You can set the speed in 4 levels
by connecting to I/O input terminals
No. ③, No. ④ and No. ⑤.
SW4
SW5
MOTOR rotation
speed
OFF
OFF
Set speed at the front
ON
OFF
SPD 1 set speed
OFF
ON
SPD 2 set speed
ON
ON
SPD 3 set speed
9-4 External variable resistance (speed change) wiring method
▶ You can change the speed
 by connecting variable
 resistance to  I/O input
 terminals No. ⑥, No. ⑦
 and No. ⑧.
 (20KΩ 1/4W characteristics )
9-5 Brake wiring method (Speed control brake motor)
▶ Connect the electromagnetic
brake line to I/O input terminal
No. ⑨ and power supply terminal
No. ①.
▶ Enable the use of the brake in
the parameters.
[OFF => ON] (Refer to Page 14)
▶ In the event of a Motor RUN
signal, the power will be supplied
to the brake, and in the event of
a Motor STOP signal, the power   
 supplied to the brake will be cut
off.

- 10 -
① Supplying the AC power (Connect the AC power to the
 power supply terminals No. ① and No. ②)
The indicator lamp illuminates.
(Rotation speed)
② Controlling the operation key (operation)
When you press the RUN/STOP key, the
motor will start rotating at the set
speed.
[RUN/STOP indicator lamp illuminates green]
③ Rotation speed setting
Press the ▲ key to increase the speed
Press the ▼ key to decrease the speed
Display of rotation speed / When the
 power is supplied again, the motor will
rotate at the new rotation speed.
④ Changing the direction of rotation
When you press the CW/CCW key while the
motor is rotating in a CW direction, the
rotational direction of the motor will change
to CCW.
When you press the CW/CCW key while the
motor is rotating in a CCW direction, the
rotational direction of the motor will change
to CW.
[If you change the direction while the motor
is operating, the direction will not change
immediately. The direction changes after the
motor decelerates and stops.]
⑤ Controlling the operation key (stop)
When you press the RUN/STOP key
while the motor is operating, the motor
will stop.
[RUN/STOP indicator lamp illuminates red]
10. Operation and parameter setting sequence
10-1 Operation sequence

- 11 -
 10-2 Parameters
Display
unit
Function
Range
Default
value
Note
RATE
Reduction
gear
ratio
1~
999
1.0
Reduction gear ratio setting
REAL RPM =
Motor rotation speed / Reduction gear
ratio
S-ON
Accele
ration
time
0~15
0.0
Mode set to accelerate the
rotation of the motor slowly
(increments of 0.1 second)
SOFF
Decele
ration
time
0~15
0.0
Mode set to decelerate the
rotation of the motor slowly
(increments of 0.1 second)
LOCK
Lock
Function
YES
NO
NO
Mode set to prevent the change
of the set operation condition by
locking setting keys other than    
RUN/STOP key
 YES: Lock, NO: Unlock
DGT
Speed
change
unit
1,5,
10
10
When setting the
acceleration/deceleration speed, set
a speed change unit.
(If set to 10, the speed increases
 by 10)
SPD1
Set
speed
1
90~
1730
500
Multi-level operation speed SPD1
setting
(Operates when the I/O inputs
 ③-④ are connected)
SPD2
Set
speed
2
90~
1730
1000
Multi-level operation speed SPD2
setting
(Operates when the I/O inputs
 ③-⑤ are connected)
SPD3
Set
speed
3
90~
1730
1500
Multi-level operation speed SPD3
setting
(Operates when the I/O inputs
 ③-④-⑤ are connected)
BRK
Brake
functio
n
YES
NO
NO
Set whether or not to use the
electromagnetic brake
 YES: Use the brake
 NO: Do not use the brake

- 12 -
① Supplying AC power
The indicator lamp illuminates.
(Rotation speed)
② Entering Parameter mode (Press and hold)
Press and hold the CW/CCW key
(for 3 seconds or longer) to enter
 Parameter mode.
③ Selecting a parameter (9 parameters)
Press the Arrow keys to select the
desired parameter.
The mode changes in the order of
RATE -> S-ON -> SOFF -> LOCK -> DGT
-> SPD1 -> SPD2 -> SPD3 -> BRK
④ Entering parameter data (press briefly)
Press CW/CCW briefly to enter the
selected parameter data. When you
press CW/CCW briefly after entering
data,the parameter selection mode will
be displayed.
⑤ Changing parameter data
Press the arrow keys to change the data
 value.
Set the desired data value.
⑥ Finishing parameter data change and entering Operation mode
(Press and hold)
When you press and hold the CW/CCW
key (for 3 seconds or longer), the
 changed value will be set and saved,
and the motor will enter Operation
mode.
Caution) If you press the CW/CCW key
briefly, the changed value will not be
saved.
※ To enter Operation mode after entering Parameter mode,
press and hold the [CW/CCW] key.
 10-3 Parameter setting sequence

- 13 -
① Supplying AC power
The indicator lamp illuminates.
(Rotation speed)
② Entering Parameter mode (Press and hold)
Press and hold the CW/CCW key
(for 3 seconds or longer) to enter
 Parameter mode.
③ Selecting a parameter
Press the arrow keys to select the RATE
parameter.
④ Entering RATE DATA (Press briefly)
Press the [CW/CCW] key briefly to enter 
 RATE parameter data
(When you press CW/CCW briefly after
 entering RATE parameter data, the
parameter selection mode will be
displayed.)
⑤ Changing parameter data
Press the arrow keys to set the
reduction gear ratio
- Default value: 1 (Setting range: 1-999)
- Change the set reduction gear ratio
from 1 to 10.
⑥ Finishing parameter data change and entering Operation mode
(Press and hold)
When you press and hold the CW/CCW
 key (for 3 seconds or longer), the
changed value will be set and saved,
 and the motor will enter Operation
mode.
The displayed speed will change to the reducer output speed due
to the setting of 1/10 of the reduction gear ratio.
(90~1730 rpm => 9~173 rpm)
 10-4 Setting method if using the reduction gear ratio
 (ex. 1/10 of the reduction gear ratio)

- 14 -
① Supplying AC power
The indicator lamp illuminates.
(Rotation speed)
② Entering Parameter mode (Press and hold))
Press and hold the CW/CCW key
(for 3 seconds or longer) to enter
 Parameter mode.
③ Selecting a parameter
Press the arrow keys to select the
BRK parameter.
④ Entering BRK DATA (Press briefly)
Press the [CW/CCW] key briefly to enter
BRK parameter data.
(When you press CW/CCW briefly after
 entering BRK parameter data,
the parameter selection mode will be
 displayed.)
⑤ Changing parameter data
Press the arrow keys to set whether or
not to use the brake.
- Default value : NO ( Do not use brake )
- To use the brake, change NO => YES
⑥ Finishing parameter data change and entering Operation mode
(Press and hold)
When you press and hold the CW/CCW
 key (for 3 seconds or longer),
the changed value will be set and saved,
 and the motor will enter Operation
mode.
10-5 Setting method if using the electromagnetic brake

- 15 -
11. Installation method (Panel process drawing)
 - Drill a hole in the installation panel as shown in the figure below.
Assemble the controller body and the front cover, and fix them using
M4 screws and nuts.
(Use an installation panel with a thickness of 2mm or less)
12. Potential causes of failure, and countermeasures
Problem
Checkpoints
 The value is not displayed
 on the display unit when
 power is supplied.
• Check the connection of
 AC power supply.
 The motor does not rotate.
• Check whether the motor is
 connected correctly.
• Check whether the RUN key
 illuminates green and I/O connection
 is established properly.
• Check whether the motor is
 overloaded.
 The motor rotates, but
 the speed cannot be
 changed.
• Check for abnormalities in the
TG signal of the motor, or for
incorrect wiring.
 The motor does not run
 immediately.
• Check whether an excessively long
 acceleration time has been set.
 The speed cannot be changed.
• Cancel the lock setting.
 There is abnormality or
 excessive vibration during
 motor operation.
• Check whether the motor is affected
 by an external noise.
• Confirm that the combination of the
 motor and the speed controller is the same.

- 16 -
※ Contact the retail store where you purchased the product or our Factory 2
if you have any product inquiries or customer service requests.
Leader of geared motor GGM CO.,LTD.
http://www.ggm.co.kr
Headquarters / 1st Factory
22, Gyeongin-ro 3beon-gil, Bucheon-si,
Gyeonggi-do, Republic of Korea
TEL : 82-32-664-7790 FAX : 82-32-611-7791
Attached research institute / No. 2Factory
180, Oksan-ro, Bucheon-si,
Gyeonggi-do, Republic of Korea
TEL : 82-32-684-7791 FAX : 82-32-683-5059