KB Electronics KBAC-29 1P Installation And Operation Manual
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KB Electronics KBAC-29 1P Installation And Operation Manual

Kbac series. adjustable frequency drive for 3-phase ac motors nema 4x / ip65 variable speed / soft-start ac motor drive with electronic motor overload protection1 washdown and watertight for indoor and outdoor use rated for 208 – 230 and 400/460 volt 50
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INSTALLATION AND OPERATION MANUAL
Adjustable Frequency Drive for 3-Phase AC Motors
3-Phase and PSC
Operates from 115, 208/230, and 400/460 Volt 50/60 Hz AC Line Input
NOTE: The drive is factory set for
60 Hz motors. For 50 Hz motors,
see Section 10.4 on page 19.
KBAC-24D, 27D, 29, 29 (1P), 45, 48, 217, 217S, 217F, 217SF, 416, 416S, 416F, 416SF
The information contained in this manual is intended to be accurate.
However, the manufacturer retains the right to make changes in design which may not be included herein.
Notes: 1. UL approved as an electronic overload protector for motors. 2. Special software is available for PSC
motors – contact Technical Support. 3. Third Generation (3G) drives are jumper selectable (J12) for standard and sensitive
GFCIs. 4. Installation of a CE approved RFI (EMI) filter is required. 5. Third Generation (3G) drives KBAC-24D, 27D, 29,
29 (1P), 45, 48 are marked "(3G)" on the product label. All KBAC-217, 416 Series drives are Third Generation (3G).
Copyright © 2017 KB Electronics, Inc.
(See Back Cover)
KBAC SERIES
NEMA 4X / IP65
Variable Speed / Soft-Start AC Motor Drive
With Electronic Motor Overload Protection
Washdown and Watertight for Indoor and Outdoor Use
Rated for 208 – 230 and 400/460 Volt 50 Hz and 60 Hz
2
AC Induction Motors from Subfractional thru 10 HP
See Safety Warnings on page 5.
This Manual Covers 2G and 3G Models
1
3
4
LISTED
IND. CONT.
EQ. – 70ZA
3,5
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Summary of Contents for KB Electronics KBAC-29 1P

  • Page 1 – contact Technical Support. 3. Third Generation (3G) drives are jumper selectable (J12) for standard and sensitive GFCIs. 4. Installation of a CE approved RFI (EMI) filter is required. 5. Third Generation (3G) drives KBAC-24D, 27D, 29, 29 (1P), 45, 48 are marked "(3G)" on the product label. All KBAC-217, 416 Series drives are Third Generation (3G).

  • Page 2: Table Of Contents

    Reconditioning the Bus Capacitors ................................18 10 Setting Selectable Jumpers .................................... 19 10.1 AC Line Input Voltage Selection (KBAC-24D, 27D Only) (J1) ......................19 10.2 Motor Horsepower Selection (J2) ................................. 19 10.3 Automatic Ride-Through or Manual Start Selection (J3) ........................19 10.4 Motor Frequency Selection (J4 and J5) ..............................

  • Page 3: Drive Model No., Part No., And Case Reference Size

    8882 Notes: 1. White FDA approved finish. 2. Third Generation (3G) drives KBAC-24D, 27D, 29, 29 (1P), 45, 48 are marked "(3G)" on the product label. Third Generation (3G) drives are jumper selectable (J12) for standard and sensitive GFCIs. 3. All KBAC-217, 416 Series drives are Third Generation (3G).

  • Page 4: Quick-Start Instructions

    Line input voltage. On KBAC-24D, 27D the setting of Jumper J1 must match the actual AC Line input voltage. KBAC-24D, 27D, 29 (1P): Designed to accept 1-phase (Terminals L1, L2) AC Line input only. Rated for 208/230 Volt AC Line input with Jumper J1 set to the "230V" position (factory setting). Rated for 115 Volt AC Line input with Jumper J1 set to the "115V"...

  • Page 5: Safety Warnings

    2 – SAFETY WARNINGS Definition of Safety Warning Symbols Electrical Hazard Warning Symbol: Failure to observe this warning could result in electrical shock or electrocution. Operational Hazard Warning Symbol: Failure to observe this warning could result in serious injury or death. SAFETY WARNING! –...

  • Page 6: Introduction

    4 – INTRODUCTION Thank you for purchasing the KBAC Adjustable Frequency Drive. KB Electronics, Inc. is committed to providing total customer satisfaction by producing quality products that are easy to install and operate. The KBAC is manufactured with surface mount components incorporating advanced circuitry and technology.

  • Page 7: Electrical Ratings

    KBAC-416SF 8871 8882 Notes: 1. White FDA approved finish. 2. Bold indicates factory setting. KBAC-24D: J2 is labeled "1", "3/4", "1/2", "1/4", "1/8" (factory set to the "1" position). KBAC-27D: J2 is labeled "2", "1½", "1", "3/4", "1/2" (factory set to the "1½" position). KBAC-29, (29 (1P), 45, 48: J2 is labeled "A", "B", "C", "D", "E"...

  • Page 8: Kbac-24D Drive Layout

    FIGURE 4 KBAC-24D DRIVE LAYOUT (SEE LEGEND BELOW FOR NUMBERED ITEMS) MOTOR AC LINE LEGEND: 1. Jog Terminal: Used with optional Run-Stop-Jog Switch Kit. See Section 14 on page 23. 2. Adjustable Trimpots: Maximum Speed (MAX), Minimum Speed (MIN), Acceleration (ACCEL), Deceleration (DECEL), DC Injection Brake (DECEL), Boost (BOOST), Current Limit (CL), Jog (JOG), Slip Compensation (COMP).

  • Page 9: Kbac-27D Drive Layout

    FIGURE 5 KBAC-27D DRIVE LAYOUT (SEE LEGEND BELOW FOR NUMBERED ITEMS) LEGEND: 1. Jog Terminal: Used with optional Run-Stop-Jog Switch Kit. See Section 14 on page 23. 2. Adjustable Trimpots: Maximum Speed (MAX), Minimum Speed (MIN), Acceleration (ACCEL), Deceleration (DECEL), DC Injection Brake (DECEL), Boost (BOOST), Current Limit (CL), Jog (JOG), Slip Compensation (COMP).

  • Page 10: Kbac-29, 29 (1P), 45, 48 Drive Layout

    FIGURE 6 KBAC-29, 29 (1P), 45, 48 DRIVE LAYOUT (SEE LEGEND BELOW FOR NUMBERED ITEMS) LEGEND: 1. Jog Terminal: Used with optional Run-Stop-Jog Switch Kit. See Table 14 on page 23. 2. Adjustable Trimpots: Maximum Speed (MAX), Minimum Speed (MIN), Acceleration (ACCEL), Deceleration (DECEL), DC Injection Brake (DECEL), Boost (BOOST), Current Limit (CL), Jog (JOG), Slip Compensation (COMP).

  • Page 11: Kbac-217, 217S, 217F, 217Sf, 416, 416S, 416F, 416Sf Drive Layout

    FIGURE 7 KBAC-217, 217S, 217F, 217SF, 416, 416S, 416F, 416SF DRIVE LAYOUT (SEE LEGEND BELOW FOR NUMBERED ITEMS) MOTOR AC LINE LEGEND: 1. Connector CON3: For diagnostic LED board. See Section 13 on page 23. 2. Terminals RUN, COM, STOP: For factory installed Start/Stop Switch. See Section 7.5 on page 17. 3.

  • Page 12: Mounting

    WARNING! Do not use this drive in an explosion-proof application. Be sure the control is securely mounted. FIGURE 8 KBAC-24D MECHANICAL SPECIFICATIONS (Inches / mm) *Tighten these screws, in the sequence shown, to 12 in-lbs (14 kg-cm). KBAC SERIES INSTALLATION AND OPERATION MANUAL...

  • Page 13: Kbac-27D, 29, 29 (1P), 45, 48 Mechanical Specifications

    FIGURE 9 KBAC-27D, 29, 29 (1P), 45, 48 MECHANICAL SPECIFICATIONS (Inches / mm) *Tighten these screws, in the sequence shown, to 12 in-lbs (14 kg-cm). KBAC SERIES INSTALLATION AND OPERATION MANUAL...

  • Page 14: Kbac-217, 217S, 217F, 217Sf, 416, 416S, 416F, 416Sf Mechanical Specifications

    FIGURE 10 KBAC-217, 217S, 217F, 217SF, 416, 416S, 416F, 416SF MECHANICAL SPECIFICATIONS (Inches / mm) KBAC SERIES INSTALLATION AND OPERATION MANUAL...

  • Page 15: Ac Line Input Fusing

    (J12) for Standard (G1) or Sensitive (G2) GFCIs. CAUTION! The rated AC Line voltage of the drive must match the actual AC Line input voltage. On KBAC-24D, 27D the setting of Jumper J1 must match the AC Line input voltage.

  • Page 16: Motor Connection

    KBAC-29: Designed to accept 1-phase FIGURE 12 (Terminals L1, L2) or 3-phase (Terminals KBAC-29*, 45, 48 L1, L2, L3) AC Line input. Rated for AC LINE INPUT, MOTOR, AND GROUND CONNECTIONS 208/230 Volt AC Line input only. See Figure 12. KBAC-45, 48: Designed to accept 3-phase AC Line input only (Terminals L1, L2, L3).

  • Page 17: Remote Start/Stop Switch Connections

    7.5 – REMOTE START/STOP SWITCH CONNECTIONS The drive is supplied with a prewired Start/Stop Switch mounted on the front cover to electronically start and stop the drive. Also see Section 10.8 on page 20. To operate the drive from a remote Start/Stop Switch (type (ON)-OFF-ON, SPDT), remove the white, black, and red wires from Terminals RUN, COM, and STOP.

  • Page 18: Run/Fault Relay Connection

    7.9 – RUN/FAULT RELAY CONNECTION The Run/Fault Relay Output Contacts are located at Terminal Block TB2 and can be used to turn FIGURE 20 equipment on or off or to signal a warning if the drive is put into the Stop Mode or a fault has occurred. RUN/FAULT RELAY OUTPUT See Figure 20.

  • Page 19: Setting Selectable Jumpers

    Start/Stop Switch. Also see Section 13.2 on page 23 for the Status (ST) LED indication. *On KBAC-24D, 217, 217S, 217F, 217SF, 416, 416S, 416, 416F, 416SF Jumper J3 is labeled "AUTO" and "MAN". 10.4 – MOTOR FREQUENCY SELECTION (J4 AND J5) Both Jumpers J4 and J5 must be set for the appropriate motor nameplate frequency rating.

  • Page 20: Boost Mode Selection (J6)

    ("G1" position) or sensitive ("G2" position) GFCIs. See Figure 32. Note: GFCI operation may increase audible motor noise. FIGURE 32 SWITCHING FREQUENCY AND GFCI SELECTION KBAC-24D, 27D, 29, 29 (1P), 45, 48 KBAC-217, 416 Series Sensitive GFCI 8 kHz Switching Frequency* Standard GFCI...

  • Page 21: Restarting The Drive After A Fault Has Cleared

    11.2 – RESTARTING THE DRIVE AFTER A FAULT HAS CLEARED The drive monitors five faults: Undervoltage, Overvoltage, Short Circuit at the motor (phase-to-phase), Overload and Phase Loss Detection. See Section 13.2 on page 23 for the Status (ST) LED indication. Also see Section 10.3 on page 19 for Automatic Ride-Through or Manual Restart selection with Jumper J3.

  • Page 22: Slip Compensation Trimpot (Comp)

    12.6 – SLIP COMPENSATION TRIMPOT (COMP) Sets the amount of Volts/Hz to maintain set motor speed under varying loads. The COMP FIGURE 38 Trimpot is factory set to 1.5 Volts/Hz, which provides excellent speed regulation for most SLIP COMPENSATION TRIMPOT RANGE motors.

  • Page 23: Diagnostic Leds

    14 – OPTIONAL ACCESSORIES Detailed instructions are provided with all accessories. See Table 7. TABLE 7 OPTIONAL ACCESSORIES KBAC-217 Series Description KBAC-24D KBAC-27D KBAC-29 KBAC-29 (1P) KBAC-45 KBAC-48 KBAC-416 Series Forward-Stop-Reverse Switch Kit: Provides motor reversing and stop functions. Mounts on the...
  • Page 24 LIMITED WARRANTY For a period of 18 months from the date of original purchase, KB Electronics, Inc. will repair or replace without charge, devices which our examination proves to be defective in material or workmanship. This warranty is valid if the unit has not been tampered with by unauthorized persons, misused, abused, or improperly installed and has been used in accordance with the instructions and/or ratings supplied.

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