KB Electronics KBAC-29 User Manual

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 Protection
1
Washdown and Watertight for Indoor and Outdoor Use
Rated for 208 – 230 and 400/460 Volt 50 Hz and 60 Hz
3-Phase and PSC
2
AC Induction Motors from Subfractional thru 10 HP
Operates from 115, 208/230, and 400/460 Volt 50/60 Hz AC Line Input
3
NOTE: The drive is factory set for
60 Hz motors. For 50 Hz motors,
see Section 10.4 on page 19.
See Safety Warnings on page 5.
LISTED
IND. CONT.
EQ.
–
70Z
A
4
RoHS
This Manual Covers 2G and 3G Models
3,5
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)
Scan this QR Code
to View, Download,
or Print
the Online Manual

KB Electronics KBAC-29 Specifications

General

Input Voltage	115/230 VAC
Enclosure Type	NEMA 1
Weight	5 lbs
Frequency	50/60 Hz
Horsepower	1 HP
Control Type	Potentiometer

Summary

QUICK-START INSTRUCTIONS

AC LINE INPUT CONNECTION

Connecting the AC Line input to the drive's terminal block.

MOTOR CONNECTION

Connecting the motor to the drive's terminal block.

GROUND CONNECTION

Grounding the drive and motor for electrical safety.

SAFETY WARNINGS

SAFETY WARNING! – PLEASE READ CAREFULLY!

Crucial safety instructions for installation and servicing by qualified personnel.

IMPORTANT APPLICATION INFORMATION

ELECTRONIC MOTOR OVERLOAD PROTECTION

Details on the drive's I²t overload protection and current limit features.

MOUNTING

ELECTRICAL CONNECTIONS

AC LINE, MOTOR, AND GROUND CONNECTIONS

Details on AC line, motor, and ground connections.

SETTING SELECTABLE JUMPERS

INPUT AND MOTOR CONFIGURATION JUMPERS

Settings for AC line voltage, motor horsepower, and frequency.

DRIVE OPERATION

START-UP PROCEDURE

Step-by-step guide to starting the drive after setup.

RESTARTING THE DRIVE AFTER A FAULT

TRIMPOT ADJUSTMENTS

MOTOR PROTECTION AND CONTROL ADJUSTMENTS

DIAGNOSTIC LEDS

STATUS LED (ST)