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  • Place of Origin: Shandong, China (Mainland)
  • Brand Name: KEYA
  • Model Number: MMT-4Q series
  • Motor Type: DC Motor
  • Type: Motor Controller
  • Useage: Electric Vehicle,package machine,welding machine

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MMT-4Q Series DC Motor  Controller

 

 The 1st model:12-48V  20A Reversible DC Motor Controller

 

Specification and model:

Max. Max. DC voltage
Output current Output voltage Working range
Model DC: (A) DC: (V) DC: (V)

DC24/20BL-4Q02 20 22.8 20-55
DC36/20BL-4Q02 20 34.6 20-55
DC48/20BL-4Q02 20 46.5 20-55
Product characteristics:
This series of speed controller is a low voltage DC four-quadrant regeneration pulse width controller adopts special single-chip intelligent control system and has rapid response speed, steady operation, reliable work status and multiple protection functions.
 SMT technology, small size
 Pulse width modulation
Low noise during operation, high efficiency, and low maintenance cost which better enhance the service life of DC motor.
 Four-quadrant regenerative operating mode
Regenerative braking function
It doesn’t need external reversing contactor and will not result in electric motor parts or other components overheating or burning down.
Enable/ reversing terminal
To realize certain functions by using simple passive switching value or transistor collector open circuit.
Status indicator light
Power supply indicator and over-current alarm indicator can provide the visible status of speed controller.
Output current setting function (amplitude limiting)
Torque compensate function
Double closed-loop PI regulation(current, voltage)
Standard analog quantity signal control
Analog quantity: 0-6V 0-10V or controlled by potentiometer
A broader scope of input voltage:20-55V

 

 Performance indexes
1. PWM pulse width modulation
2. Speed ratio: 1:100
3. Control potentiometer: (1K ……50K )/2W
4. Input voltage: 20-55V VDC
5. Output current: 0-20A (amplitude limiting)
6. Input impedance: ≥50KΩ
7. Revolving speed (standard precision %): 1 %
8. Starting/braking time: 1-20 S
9. Environment temperature: -10℃~+50℃
10. Environment humidity: ≤80RH(no moisture condensation)(relative humidity)
11. Insulation and voltage resistance: 1100V DC 1 minute
12. Insulation resistance: > 20 MΩ

 

The 2nd model:12-48V 10-15A Reversible DC Motor Controller

 

Model and specification 
________________________________________
Model      Max Output current (A)   Max output voltage (V)   Operating DC (V)
________________________________________   
DC 12RT10BL         10                    12                  9 -18
DC 24RT10BL         10                    24                  20-62

DC 48RT10BL         10                    48                  20-62

DC 12RT15BL         15                    12                  9 -18
DC 24RT15BL         15                    24                  20-62
DC 48RT15BL         15                    48                  20-62
                                 

 

1. Product  features:
This motor controller is low voltage, four-quadrant regeneration and pulse-width modulation speed controlling system. The MCU (Microcontroller Unit) intelligent control makes quick response speed, smooth running, reliable operation and complete protections, etc.
PWM( pulse width modulation)
The PWM makes motor low noise, high efficiency and little maintenance. Service life of DC
motor can be further increased.
 Four-quadrant regeneration in operating mode.
Regenerative braking function
External directional (or reversing) contactor is not required and components or parts of motor can be protected from superheating or burnout.
Enable/Brake/Reversing terminal
 One of above functions can be achieved with help of passive switching value or open (or broken) circuit of transistor collector.
Status Light
Power light and various fault warning lights make the status of motor controller visible.
Speed value of Forward or Reverse can be set respectively.
Value of output current can be set.
Value of brake current can be set.
Torque compensation
 Double closed loop PI regulation (Voltage and current)
Standard analog signal 
Analog quantity (0-5V) or potentiometer is suitable for controlling.
Over voltage or under voltage protection

Overheating protection 
 When temperature is overtopping, motor controller will reduce output current to prevent from superheating with help of decision circuit. if the temperature is still overtop, the controller will stop output and protect motor and motor controller.

2. Technical performance
1. PWM (pulse width modulation)
2. Speed ratio: 1:80
3. Speed control mode: potentiometer (10KΩ/2W)
4. Input impedance:≥50K
5. Speed accuracy: 1 %
  6. Soft start time and soft stop time: 0.2-20 seconds
7. Ambient temperature: --10°C~+60°C
8. Ambient humidity: Relative humidity≤80RH (non condensing)
9. Instantaneous short circuit protection (50us)
10. Outline dimension: 127*34*75mm
11. Weight: 380g
13. Adopted SMT technology makes motor controller small size.
14. Current setting and limiting protection
15. ACCEL/DECEL
16. Quick stopping (Braking function)
17. Huge torque at low speed start up.
18. This motor controller is suitable for lanthanide (rare earth) motor, permanent magnet motor and separately excited motor.

 

 

 

 

 

 

 

The 3rd model:12-48V 30A Reversible DC Motor Controller

 

 

Model and specification 
________________________________________
Model   Max.output current (A)  Max.output voltage(V)  Operating DVC:(V)
________________________________________
 DC 12RT30BL        30            12              8-18
 DC 24RT30BL        30            24             20-62

 DC 48RT30BL        30            48             20-62                                  

 

1. Product  features:
This motor controller is low voltage,four-quadrant regeneration and pulse-width modulation speed controlling system. The MCU (Microcontroller Unit) intelligent control makes quick response speed,smooth running,reliable operation and complete proteftions,etc.
PWM( pulse width modulation)
The PWM makes motor low noise, high efficiency and little maintenance.Service life of DC
motor can be furtherly increased.
Four-quadrant regeneration in operating mode.
Regenerative braking function
External directional(or reversing)contactor is not required and components or parts of motor can be protected from superheating or burnout.
Enable/Brake/Reversing terminal
One of above functions can be achieved with hellp of passive switching value or open (or broken)circuit of transistor collector.
Status Light
Power light and various fault warning lights make the status of motor controller visible.
Speed value of Forward or Reverse can be set respectively.
Value of output current can be set.
Value of brake current can be set.
Torque compensation
Double closed loop PI regulation(Voltage and current)
Standard analog signal 
Analog quantity (0-5V) or potentiometer are suitable for controlling.
Overvoltage or undervoltage protection
Oerheating protection 
When temperature is overtop,motor controller will reduce output current to prevent from superheating with help of decision circuit.if the temperature is still overtop,the controller will stop output and protect motor and motor controller.

 

2. Technical performance
1. PWM( pulse width modulation)
2. Speed ratio:1:80
3. Speed control mode: potentiometer(10KΩ/2W)
4. Input impedence:≥50K
5. Speed accuracy: 1 %
6. Soft start time: 0.2-20 seconds
7. Ambient temperature: --10°C~+60°C
8. Ambient humidity: Relative humidity≤80RH (non condensing)
9. Instantaneous short circuit protection (50us)
10.Outline dimension: 150*115*45mm
Outline dimension(Including radiator): 154*135*75mm
11.Weight: 0.65 Kg
 Weight(Including radiator): 1.3 Kg
13. Adopted SMT technology makes motor controller small size.
14.Current setting and limiting protection
15. ACCEL/DECEL
16.Quick stopping
17.Huge torque at low speed start up.
18.This motor controller is suitable for lanthanide (rare erth)motor, permanent magnet motor and separately excited motor.

 

 

 

 

 

 

 

 

The 4th model:12-48V 50A Reversible DC Motor Controller

 

 

 

Model and specification 
________________________________________
Model   Max.output current (A)  Max.output voltage(V)  Operating DVC:(V)
________________________________________
DC 12RT50BL        50            12              8-18
DC 24RT50BL        50            24             20-62

DC 48RT50BL        50            48             20-62
                                  Chart 1
1. Product  features:
This motor controller is low voltage,four-quadrant regeneration and pulse-width modulation speed controlling system. The MCU (Microcontroller Unit) intelligent control makes quick response speed,smooth running,reliable operation and complete proteftions,etc.
PWM( pulse width modulation)
The PWM makes motor low noise, high efficiency and little maintenance.Service life of DC
motor can be furtherly increased.
Four-quadrant regeneration in operating mode.
Regenerative braking function
External directional(or reversing)contactor is not required and components or parts of motor can be protected from superheating or burnout.
Enable/Brake/Reversing terminal
One of above functions can be achieved with hellp of passive switching value or open (or broken)circuit of transistor collector.
Status Light
Power light and various fault warning lights make the status of motor controller visible.
Speed value of Forward or Reverse can be set respectively.
Value of output current can be set.
Value of brake current can be set.
Torque compensation
Double closed loop PI regulation(Voltage and current)
Standard analog signal 
Analog quantity (0-5V) or potentiometer are suitable for controlling.
Overvoltage or undervoltage protection
Oerheating protection 
When temperature is overtop,motor controller will reduce output current to prevent from superheating with help of decision circuit.if the temperature is still overtop,the controller will stop output and protect motor and motor controller.

 

 

 

2. Technical performance
1. PWM( pulse width modulation)
2. Speed ratio:1:80
3. Speed control mode: potentiometer(10KΩ/2W)
4. Input impedence:≥50K
5. Speed accuracy: 1 %
6. Soft start time: 0.2-20 seconds
7. Ambient temperature: --10°C~+60°C
8. Ambient humidity: Relative humidity≤80RH (non condensing)
9. Instantaneous short circuit protection (50us)
10.Outline dimension: 150*115*45mm
Outline dimension(Including radiator): 154*135*75mm
11.Weight: 0.65 Kg
 Weight(Including radiator): 1.3 Kg
13. Adopted SMT technology makes motor controller small size.
14.Current setting and limiting protection
15. ACCEL/DECEL
16.Quick stopping
17.Huge torque at low speed start up.
18.This motor controller is suitable for lanthanide (rare erth)motor, permanent magnet motor and separately excited motor.

 

 

 

 

 

 

 

 

The 5th model:12-48V 100A Reversible DC Motor Controller

 

 

 

FEATURES:
DC--4Q Braking-Reversible, PWM series DC Drive, has quickly dynamic response, smooth operating, works well and perfect functions.
 PULSE WIDTH MODULATION
Motor runs quieter, with greater efficiency and less maintenance, longer life.
 FOUR QUADRANT REGENERATIVE OPERATION
 REGENERATIVE BRAKING
 No contactors required. No electromechanical components to overheat or wear out.
 ENABLE / BRAKE / DIRECTION TERMINALS
Choose a function by simply opening or closing a dry contact or through an open collector transistor.
 STATUS LEDs
Power and Fault LEDs provide a visual status of the drive.
 Forward and reverse can be set separately
Output current can be set
Braking current can be set
Torque compensation function
Standard analog control mode
Analog:0-5V or potentiometer

 

OVER TEMPERATURE PROTECTION
Drive will fold the output power back to prevent from overheating. Drive will fault if it still remains too hot.
Technical parameters
Input voltage rang
DC12RT100BL       12V  Working Voltage 9V--18V
DC24RT100BL       24V   Working Voltage 20V--62V
DC36RT100BL       36V   Working Voltage 20V--62V
DC48RT100BL       48V   Working Voltage 20V--62V
Output Voltage
DC12RT100BL       12V
DC24RT100BL       24V
DC36RT100BL       36V
DC48RT100BL       48V
Output Current
DC12RT100BL       100A  Maximum output current 220A/min
DC24RT100BL       100A  Maximum output current 220A/min
DC36RT100BL       100A  Maximum output current 220A/min
DC48RT100BL       100A  Maximum output current 220A/min
Soft start time    0.2--20S
Soft stop time     0.2--20S
Analog control signal  0--5V wired to earth ground
Signal input impedance     >200K
Speed accuracy        1%
Speed adjustable range   100 1
Speed Ratio  1 80
Ambient temperature 0degree -- 50degree
Relative Humidity Below dew point
Weight 1.5kg

 

 

 

 

 

 

 

 

 

 

The 6th model:12-48V 100A Reversible DC Motor Controller

MMT-115/230RT10AL(Four Quadrant Operation)

 

Ⅰ. Summary
MMT-SCR series DC motor controllers are full-wave positive feedback motor controllers and can control motors in bi-directional mode. It provides four-quadrant operation, which can realize positive and reverse torque in two speed directions.

 

Ⅱ.Product Features
1. Applicable to permanent-magnet, separate excitation DC motor
2. Large torque for low-speed start-up.
3. The mechanical characteristics of hardness, static error rate of 1%.
4. A wide speed-regulating range (0 - max).
5. A rapid dynamic response process.(adjustable)
6. Automatic and smooth transition process during acceleration or deceleration.
7. Current setting and current limiting protection (If the preset current value is exceeded, the driver stops output automatically.) 
8. Setting functions of positive and opposite soft start/soft stop time (adjustable)
9. Keyboard lock-up function.
10. Positive rotation and reverse rotation are selectable.
11. Dual closed loop PI adjustment (Current and Voltage),The closed-loop feedback is selectable.
12. The speed control mode and torque control mode are selectable.
13. The inertial gliding stop and braking stop are selectable.
14. The input voltage and output voltage are selectable.

 

 
Ⅲ. Main Parameters
1. AC Input Voltage (VAC±10% 50/60HZ) ------------------------------------------115V/230V
2. AC Frequency (Hz) --------------------------------------------------------------------50/60
3. Amarture voltage range 115VAC line (VDC) -------------------------------------0- ±9 0
4. Amarture voltage range 230VAC line (VDC) -------------------------------------0- ±9 0 /0-±180
5. Excitation voltage at 115VAC line (VDC) -----------------------------------------100/50
6. Excitation voltage at 230 VAC line (VDC) ----------------------------------------200/100
7. Maximum bearing capacity (% two minutes) ------------------------------------150
8. Operation range of indoor temperature (°C) ------------------------------------- 0-50
9. Speed range in open loop (ratio) --------------------------------------------------- 50:1
10. Speed range in closed loop (ratio) ------------------------------------------------ 80:1
11. Regulation of armature feedback loading (% basic speed) ----------------- ±1
12. Regulation of closed loop feedback (% rated speed) ------------------------ ±1
13. Adjustment of line of alternating current (% basic speed) ------------------ ±0.5
14. Current range (A DC) -----------------------------------------------------------10/15
15. Forward/reverse speed accelerating scope (s) --------------------------0.1- 15
16. Dead zone range (% basic speed) ------------------------------------------0 -±5
17. Range of maximum speed regulation of potentiometer (% basic speed) -------- 55- 110
18. Compensation range in 110VAC line (VDC @ full load) ------------------------------ 0-20
19. IR compensation range in 220VAC (VDC @ full load) --------------------------------0-40
20. Range of forward CL(FCL) and reverse CL(RCL) (% range setting)---------------0-150
21. Volt range changing with the input voltage(VDC)------------------------------0-±10/0±15
22. Range of voltage with input variation (% basic speed)------------------------------- ±0.5
23. Ambient Humidity:Relative Humidity≤80RH.(Below dew point)

 

 

 

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