Kb-electronics KBMA-24DF Manual do Utilizador

*IMPORTANTThis drive is factory set for:1. 60 Hz Motors,for 50 Hz motors, seeSection 7.4, on page 17and 18.2. 208/230 Volt AC line input,for 115 VAC o

109.00.355.080.24x ø4x ø9.910.394.301095.101307.001781264.957.60.3027.91.10Standard 3/4" Fittings5.101301.4536.844.51.75 0.9524.10.9524.11.0025.4

11Main Speed PotentiometerFront Cover ScrewsOn/Off AC Line SwitchPilot LightProvision for OptionalForward-Stop-Reverse SwitchFIGURE 3 – COVER LAYOUT

12CON2: Used for optional Forward-Stop-Reverse Switch.** The optional Forward-Stop-Reverse Switch is required for Manual Start.Main Speed Potentiomete

4 IMPORTANT APPLICATION INFORMATION4.1 MOTOR WITH EXTERNAL FANCOOLING – Most totally enclosed fan-cooled (TEFC) and open ventilated 3-phaseAC inductio

5 MOUNTING INSTRUCTIONSThe drive is designed with a NEMA-1 / IP-40 enclosure for indoor use. It is recommended that the drive bemounted vertically on

GFCI Operation – Do not connect thisdrive to an AC power source controlled bya Ground-Fault Circuit-Interrupter. Specialsoftware is available for GFCI

7.2 MOTOR HORSEPOWER (J2) – Set Jumper J2 to the corresponding positionfor the motor being used. See Figure 10.7.3 AUTOMATIC OR MANUAL START AND RESET

If an I2t or Short Circuit Fault occurs, the drive must be restarted by setting the On/Off AC LineSwitch to the “OFF” position for a minimum of 5 seco

7.5 RUN/FAULT OUTPUT RELAYOPERATION (J6) – Jumper J6 is factory set tothe “RUN” position for “Run” operation of theRun/Fault Relay. For “Fault” operat

19Run/Fault RelayAuxiliary EquipmentChassisConnect Hi-Pot toAC Line Inputs(Main Power Disconnected)L2L1FrameEquipment FrameMachine or(Terminal Block T

TABLE OF CONTENTSSection Page1 Quick-Start Instructions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

WARNING! The motor will run at the Main Speed Potentiometer setting when the AC lineis applied. To start the drive, set the On/Off AC Line Switch to t

11 TRIMPOT ADJUSTMENTSThe drive contains trimpots which are factory set for most applications. See Figure 4, on page 12, for the locationof the trimpo

11.2 MAXIMUM SPEED (MAX) – Sets the maximum speed of the motor. TheMAX Trimpot is factory set for 100% of frequency setting. For a lower maxi-mum spee

The CL Trimpot is factory set to 160% of the drive rated current. Toincrease the current limit, rotate the CL Trimpot clockwise. To decreasethe curren

LIMITED WARRANTYFor a period of 18 months from the date of original purchase, KB Electronics, Inc. will repair or replace withoutcharge, devices which

RECONDITIONING THE BUS CAPACITORS If this drive has been in storage for over one year it is necessary to recondition the power supply bus capacitors.

18 Maximum Speed Trimpot (MAX) Range . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2

See Figure 1. Also see Section 4 – Important Application Information, on page 13.WARNING! Disconnect main power before making connections to the drive

1.6 JUMPER SETTINGS – All jumpers have been factory set for most applications, as shown in Figure 4,on page 12. Some applications require setting of t

3 INTRODUCTIONThank you for purchasing the KBMA Adjustable Frequency Drive. KB Electronics, Inc. is committed to providingtotal customer satisfaction

• Motor Horsepower Selection Jumper – Allows the drive to be used on a wide range of motor horse-power (1/8, 1/4, 1/2, 3/4, 1 HP) without recalibratio

3.5 TRIMPOT ADJUSTMENTS (See Section 11, on pages 21 – 23.)• Minimum Speed (MIN)• Maximum Speed (MAX)• Acceleration (ACCEL)• Deceleration (DECEL)• Sli

9Description Specification Factory Setting115 Volt AC Line Input Voltage Operating Range (Volts AC)1115 (±15%) —208/230 Volt AC Line Input Voltage Ope