Leeson PWM DC Control: 174299 Manuale Utente

User’s Manual17429X.00 SERIESMODELS:174298.00174299.00PWM REGENERATIVE DC TO DC DRIVESLEESONELECTRIC MOTORS, GEARMOTORS AND DRIVESR

5Mount the speed adjust potentiometer through a 0.38 in. (10 mm) hole with the hardware provided (see Figure 4). Install the circular insulating disk

6POT TAB ASSIGNMENTSWIPERCWCCWSPEED ADJUSTPOTENTIOMETERINSULATING DISKPANELSTARWASHERNUTMOUNT THROUGH A 0.38 IN. (10 MM) HOLEFigure 4. Speed Adjust Po

7174298.00 and 174299.00 drives are pre-mounted on a heat sink. For optimum heat transfer, mount the drive with heat sink ns standing vertically.Heat

8FuseWire a power input fuse between the stop switch (if installed) and the BAT+ terminal on the circuit board. The fuse should be rated at 150% of in

9Use 18 AWG wire for speed adjust potentiometer wiring.Size the DC voltage input and motor wire according to the following chart:WiringmWARNINGDo not

10#/),#/),4"-AIN#ONTACTOR#OILOPTIONALFigure 7. Optional Coil ConnectionsA contactor may be connected between the battery and the drive

11"!44%290!#+"!4&USE-ASTER3WITCH-AIN#ONTACTOROPTIONAL0RE#HARGEFigure 8. Optional Contactor Connections

12Operation• Verify that no foreign conductive material is present on the printed circuit board.• Verify battery pack connections to the drive. Check

13Starting and stopping methodsFrequent decelerating to minimum speed produces high torque. This may cause damage to motors, especially gear motors th

14EnableClose the enable to allow the motor to run at the speed set by the speed pot or input signal.BrakeClose the brake terminals to brake the motor

IITable of Contents17429X.00 Drives . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

15Instead of using a speed adjust potentiometer, the drive may be wired to follow a 0 - 5 VDC signal (Figure 10). Connect the signal input (+) to S2.

16CalibrationmWARNINGDangerous voltages exist on the drive when it is powered, and up to 60 seconds after power is removed and the motor stops. When p

17The MIN SPD setting determines the motor speed when the speed adjust potentiometer is turned full CCW or when the BRAKE is closed. It is factory set

18The DECEL setting determines the time the motor takes to decelerate to a lower speed. See Specications for approximate deceleration times. The DECE

19The MOTOR CURRENT LIMIT setting determines the maximum armature current output of the drive.Recalibrate the MOTOR CL setting when a lower current li

20Figure 12. Approximate MOTOR CL and REGEN CL SettingsMOTOR CL REGEN CL1/2 HP12 VDCMOTOR CL REGEN CL1/2 HP24 VDCMOTOR CLREGEN CL3/4 HP12 VDCMOTOR CL

21Figure 13. Approximate MOTOR CL and REGEN CL SettingsMOTOR CL REGEN CL1 HP36 VDCMOTOR CL REGEN CL1 HP48 VDCMOTOR CL REGEN CL1 1/2 HP36 VDCMOTOR CL R

22Application NotesMultiple xed speedsReplace the speed adjust potentiometer with series resistors with a total series resistance of 10K ohms (Figure

23Adjustable speeds using potentiometers in seriesReplace the speed adjust potentiometer with a single pole, multi-position switch, and two or more po

24RUN/JOG SwitchUsing a RUN/JOG switch is recommended in applications where quick stopping is not needed and frequent jogging is required. Use a singl

IIIREGENERATIVE CURRENT LIMIT (REGEN CL) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19Application Notes . . . . . . . . .

25TroubleshootingBefore troubleshootingmWARNINGDangerous voltages and currents exist on the drive when it is powered, and up to 60 seconds after power

26Status LEDsPower LEDGreen LED lights up when power is applied to the drive.Fault Code LEDProvides a visual representation of the cause of a fault. F

27SymptomPossible Causes Suggested SolutionsLine fuse blows Line fuses are the wrong size.Motor cable or armature is shorted to ground.Nuisance trippi

28SymptomPossible Causes Suggested SolutionsMotor runs too fast at maximum speed setting or minimum speed setting.MIN SPD and MAX SPD set-tings are t

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LEESONELECTRIC MOTORS, GEARMOTORS AND DRIVESR2 1 0 0 Wa s h i n g t o n S t r e e t G r a f t o n , W I 5 3 0 2 4 - 0 2 4 1 U . S . A .P h

IV17429X.00 DrivesLeeson’s 17429X.00 Series drives are four-quadrant regenerative PWM drives for low voltage applications. These open chassis drives c

VRegenerative DrivesMost non-regenerative variable-speed DC drives control current ow to a motor in one direction. The direction of current ow is th

1MODEL174298.00174299.00MAX ARMATURECURRENT (AMPS DC)120*100**1 MIN. PEAK ARMATURECURRENT (AMPS DC)250240MAX ARMATUREVOLTAGE (VDC)12 or 24136 or 481DC

2Dimensions  ;   =  ;   =  ;   =  ;   =  ;  =  ;  =  ;  =  ;  = 

3InstallationDrive components are sensitive to electrostatic elds. Avoid contact with the circuit board directly. Hold drive by the chassis only.Prot

4As a general rule, Leeson recommends shielding of all conductors.If it is not practical to shield power conductors, Leeson recommends shielding all l