Kb-electronics KBMM-225D User Manual

KBMM™Installation and Operation ManualSurface Mount TechnologySolid State SCRDC Motor Speed ControlsJ1L1A+F-ACCELDECELENCONN1P2PWR ONI1TBF+A-J2CLL2P3M

Motor ArmatureMotor Field(Shunt Motors Only)DC Tach-Generator(Set J2 to "T" Position)Main Speed PotentiometerAC LineInput(Front View)Inhibit

CONTROLMOUNTING "D"2 SLOTSPOTENTIOMETER(SUPPLIED)MAIN SPEEDOPTIONAL AUXILIARY HEAT SINK.9524.11.2531.8.5012.7.9824.95.631433.11(79.0)5.63142

4.3 Acceleration Start – The control contains an adjustable acceleration start feature which allows the motor tosmoothly accelerate from zero speed to

Important Application Note: To avoid erratic operation, do not bundle the AC line and motor wires withwires from signal following, start/stop contacts

6.3 Permanent Magnet (PM) Motor Connection – Wire the motor armature positive lead (+) to Terminal “A+”(Armature Fuse) and the negative lead (-) to Te

6.5 Remote Main Speed Potentiometer Connection – The controlis supplied with a Main Speed Potentiometer to control motorspeed. Wire the low side of th

6.7 Enable Circuit Connection – The control can be started and stopped with an Enable Circuit (close to run,open to stop), as described below.WARNING!

Volts DC). If the MINTrimpot is set to otherthan 0 Volts DC, themotor will run at thatspeed when theswitch or contact isopened. An open col-lector (PN

6.9 DC Tach-Generator Connection – A DC tach-generatorcan be used for load regulation of 1% of the set speed.Note: Jumper J2 must be set to the “T” po

tach-generator. Connect one end of RT to Terminal“T”, connect the other end of RT to the tach-generator positive lead (+), and connect the negativelea

TABLE OF CONTENTSSection Page1 Simplified Installation Instructions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

20J1 Set for208/230 Volt AC Line Input(Factory Setting)J1 Set for115 Volt AC Line InputJ1J17.2 Motor Voltage and DC Tach-Generator Selection –Jumper J

21An AC Line Fuse (supplied separately) must be installedin the AC line Fuse Holder and an Armature Fuse (sup-plied separately) must be installed in t

10 RECOMMENDED HIGH VOLTAGE DIELECTRIC WITHSTAND TESTING (Hi-Pot Testing)Testing agencies such as UL, CSA, etc., usually require that equipment underg

10.1 Connect all equipment AC power input lines together and connect them to the H.V. lead of the Hi-Pot Tester.Connect the RETURN of the Hi-pot Teste

10.2 The Hi-Pot Tester must have an automatic ramp-up to the test voltage and an automaticramp-down to zero voltage.Note: If the Hi-Pot Tester does no

11.2 Deceleration Trimpot (DECEL) – The DECEL Trimpot controls the amount oframp-down time when the Main Speed Potentiometer is adjusted to a lowerspe

11.5 Current Limit Trimpot (CL) – The CL Trimpot sets the current limit(overload), which limits the maximum current (torque) to the motor. The CLalso

wired in series with the motor armature). If using an AC ammeter wired in the AC line input, the factoryCurrent Limit setting will read 0.75 times the

2 Run the motor unloaded at approximately 1/3 speed and record the RPMs.3 Run the motor with the maximum load and adjust the IR Trimpot so that the mo

WARNING! Do not disconnect and reconnect the motor armature with the AC line applied or cata-strophic failure will result. See Section 13.2.13.2 Armat

TABLE OF CONTENTS (Continued)Figures Page1 Control Layout and General Connection Diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

13.3 Reversing and Dynamic Braking – The optional patented APRM® provides anti-plug “instant” reversingand solid state dynamic braking. The APRM® is b

14.10 KBEP-240D Electronic Potentiometer (Part No. 9108) – Provides digital type control of motor speed.Replaces a standard rotary potentiometer with

LIMITED WARRANTYFor a period of 5 years from the date of original purchase, KB Electronics, Inc. will repair or replace, withoutcharge, devices which

Note: A Plug-In Horsepower Resistor® and AC Line andArmature Fuses, supplied separately, must be installed inorder for this product to operate. See Se

1.5 AC line Fusing – It is required that an AC line fuse (supplied separately) be installed in the AC Line FuseHolder, as shown in Figure 1, on page 1

6This product should be installed and serviced by a qualified technician, electrician, or electrical main-tenance person familiar with its operation a

3 INTRODUCTIONThank you for purchasing the KBMM™ “Standard of the Industry” full-wave variable speed DC motor control, nowwith SMT construction. The c

3.1 Standard Features1 Plug-In Horsepower Resistor® – Eliminates the need to calibrate the control for IR Compensationand Current Limit when used on v

Notes: 1. Step-down operation: motor may have reduced brush life. Consult motor manufacturer. 2. Performance is for SCR rated permanent magnet motorso