KB Electronics Penta Power KBVF Series Installation & Operation Manual
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KB Electronics Penta Power KBVF Series Installation & Operation Manual

Chassis / ip-20 ac drives
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Installation & Operation Manual
KBVF SERIES
Chassis / IP-20 AC Drives
Variable Speed / Soft-Start
with Electronic Motor Overload Protection
Rated for 208-230 Volt 50 & 60 Hz
3-Phase & PSC
from Subfractional thru 1
Operates from 115 and 208/230 Volt
50/60 Hz AC Line Input
This Manual Covers Models
KBVF-21D, 22D, 13, 23, 23D, 23P , 14, 24, 24D, 24P , 26D
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. Custom software
is required for PSC motors. See PSC Motor Addendum (Part No. A42142). 3. Do not use
this drive with GFCIs. Special software is required — Contact our Sales Department.
4. Requires CE approved RFI /Filter. See RFI Filters & Chokes Selection Guide D-321
(Part No. A42027) for selection of filters to meet the Industrial or Residential Standard.
© 2014 KB Electronics, Inc.
(see back cover)
2
AC Induction Motors
1
⁄
HP
2
3
See Safety Warning,
on pages 8 and 9.
A Complete Line of Motor Drives
1
Note: The drive is factory set for
4
60 Hz motors. For 50 Hz motors,
see Section 6.2, on page 25.
The QR code link to
this manual is also
located on the drive.

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Summary of Contents for KB Electronics Penta Power KBVF Series

  • Page 1 4. Requires CE approved RFI /Filter. See RFI Filters & Chokes Selection Guide D-321 (Part No. A42027) for selection of filters to meet the Industrial or Residential Standard. The QR code link to © 2014 KB Electronics, Inc. this manual is also (see back cover) located on the drive.

  • Page 2: Table Of Contents

    TAbLE Of COnTEnTS Section Page Quick-Start Instructions ............6 Safety Warning .
  • Page 3 TAbLE Of COnTEnTS (Continued) figure Page Models KBVF-14, 24, 24D, 24P, 26D Mechanical Specifications ......18 3B Models KBVF-14, 24, 24D, 24P, 26D Mechanical Specifications .
  • Page 4 TAbLE Of COnTEnTS (Continued) figure Page 27 Boost Trimpot (DEC/B) Range ........... 40 28 Model KBVF-21D Current Limit Trimpot (CL) Range .

  • Page 5: Quick-Start Connection Diagram

    FIGURE 1 – QUICK-START CONNECTION DIAGRAM (Model KBVF-22D Shown) Ground (Earth): AC Line Input Voltage Selection see Section 9.2, Chassis (Dual Voltage Models Only): on page 31. see Section 6.1, on page 24. Adjustable Trimpots: see Section 13, on page 38 . Motor Main Speed Potentiometer (5 KΩ) (Supplied) (Front View):...

  • Page 6: Quick-Start Instructions

    QUICK-START InSTRUCTIOnS Important – You must read these simplified instructions before proceeding. These instruc- tions are to be used as a reference only and are not intended to replace the details pro- vided herein. You must read the Safety Warning on, pages 8 and 9, before proceeding. See Figure 1 on page 5.
  • Page 7 Ground Connection – Connect the ground wire (earth) to the ground screw, as shown in Figure 16, on page 31. See Section 9.2, on page 31. Note: Model KBVF-21D, due to its double insulated design, does not contain a ground screw. AC Line fusing –...

  • Page 8: Safety Warning

    Voltage following – An isolated* 0 – 5 Volt DC analog signal input can be used to control motor speed in lieu of the Main Speed Potentiometer. The drive output will linearly follow the analog signal input. Connect the signal input positive lead (+) to Terminal “P2” and the nega- tive lead (–) to Terminal “P1”.

  • Page 9: Introduction

    (SIVFR (Part No. 9597)). InTRODUCTIOn Thank you for purchasing the KBVF Adjustable Frequency Drive. KB Electronics, Inc. is committed to providing total customer satisfaction by producing quality products that are easy to install and operate.
  • Page 10 The KBVF Adjustable Frequency Drives provide variable speed control for standard 3-phase and Permanent Split Capacitor (PSC) AC induction motors from subfractional thru 1 ⁄ HP. The sine wave coded Pulse Width Modulated (PWM) output operates at a carrier frequency of 16 kHz, which provides high motor efficiency and low noise.
  • Page 11 Notes: 1. Optional software is required for PSC motors — contact our Sales Department. 2. UL approved as an electronic overload protector for motors. 3. Models KBVF-21D, 22D contain ICL in lieu of EICL™. 4. In 50 Hz Mode, the DEC/B Trimpot automatically becomes Adjustable Boost. Standard features •...
  • Page 12 • Electronic Inrush Current Limit (EICL™) – Eliminates harmful inrush AC line current during startup. Models KBVF-21D, 22D contain ICL in lieu of EICL™. • Short Circuit – Prevents drive failure if a short circuit occurs at the motor (phase-to-phase). •...
  • Page 13 • Current Limit (CL) – Sets the current limit (overload) which limits the maximum current (torque) to the motor. See Section 13.7, on page 42. Optional Accessories • SIVfR — Signal Isolator and Run/fault Relay (Part no. 9597) – Provides isolation between a non-isolated signal voltage (0 to ±2.5 thru 0 to ±25 Volts DC) or current source (4 –...

  • Page 14: Electrical Ratings

    TABLE 1 – ELECTRICAL RATINGS AC Line Input Drive Output Fuse or Voltage Maximum Net Wt. Maximum Circuit Breaker Range Continuous Maximum Phase Part Volts AC Current Rating (Nominal) Load Current Horsepower (φ) Model (50/60 Hz) (Amps AC) (Amps) (Volts AC) (RMS Amps/Phase) (HP (kW)) KBVF-21D...

  • Page 15: General Performance Specifications

    TABLE 2 – GENERAL PERFORMANCE SPECIFICATIONS Factory Description Specification Setting 115 Volt AC Line Input Voltage Operating Range (Volts AC, 50/60 Hz) 115 (±15%) — 208/230 Volt AC Line Input Voltage Operating Range (Volts AC, 50/60 Hz) 208 (–15%) / 230 (+15%) —...

  • Page 16: Models Kbvf-21D, 22D, 13, 23, 23D, 23P, Mechanical Specifications

    FIGURE 2A – MODELS KBVF-21D, 22D, 13, 23, 23D, 23P MECHANICAL SPECIFICATIONS (Inches/mm) (Model KBVF-22D Shown) (See Figure 4, On Page 20, for Expanded View of Jumpers and Trimpots) 3.90 99.0 0.25 3.00 76.2 (2 Places) 1.25 31.8 (10 Places) 12.7 Finger-Safe Cover Retaining Clips* 4.30...

  • Page 17: Models Kbvf-21D, 22D, 13, 23, 23D, 23P Mechanical Specifications

    FIGURE 2B – MODELS KBVF-21D, 22D, 13, 23, 23D, 23P MECHANICAL SPECIFICATIONS (Inches/mm) – (Model KBVF-22D Shown) (See Figure 4, On Page 20, for Expanded View of Jumpers and Trimpots) Finger-Safe Cover Retaining Clips* (2 Places) Chart 3.80 96.5 0.95 24.1 Maximum Height Model KBVF-21D...
  • Page 18 FIGURE 3A – MODELS KBVF-14, 24, 24D, 24P, 26D MECHANICAL SPECIFICATIONS (INCHES/MM) (Model KBVF-26D Shown) (See Figure 4, On Page 20, for Expanded View of Jumpers and Trimpots) 3.90 0.08 (2 Places) 99.0 10.2 (2 Places) FINGER-SAFE COVER RETAINING CLIPS 1.32 33.5 3.07...
  • Page 19 FIGURE 3B – MODELS KBVF-14, 24, 24D, 26D MECHANICAL SPECIFICATIONS (INCHES/MM) (Model KBVF-26D Shown) (See Figure 4, On Page 20, for Expanded View of Jumpers and Trimpots) Chart A - Maximum Length Chart B - Maximum Height Models KBVF-14, 24, 24D, 24P Model KBVF-26D Models KBVF-14, 24, 24D, 24P Model KBVF-26D...

  • Page 20: Important Application Information

    FIGURE 4 – EXPANDED VIEW OF JUMPERS AND TRIMPOTS 230V 115V CON3 50/60Hz X1 X2 CON1 CON2 F - S - R DEC/B COMP Jumpers and Trimpots Line Voltage Selection Jumper J1 (Shown in Factory Setting) (Located on Upper PC Board) (Located on Lower PC Board) (Models KBVF-21D, 22D, 23D, 24D, 26D Only) IMPORTAnT APPLICATIOn InfORMATIOn...
  • Page 21 It is recommended FIGURE 5 – MAXIMUM ALLOWED MOTOR TORQUE VS. SPEED that the drive be used with Inverter Duty or TEnV motors. Inverter duty and most totally enclosed non- Inverter Duty Fan Cooled ventilated (TENV) motors and TENV Motors TEFC and Open Ventilated Motors can provide full rated torque over an extended...

  • Page 22: Finger-Safe Cover

    Electronic Motor Overload Protection – The drive contains Modified I t Overload Protection.* Part of this function consists of a Current Limit (CL) circuit, which limits the drive current to a factory preset level of 160% of the rated drive current. The CL Trimpot is used to recalibrate the drive current from 60% thru 200%.

  • Page 23: Setting Selectable Jumpers

    Removing the finger-Safe Cover – The Finger-Safe Cover may have to be removed before wiring the drive or setting selectable jumpers. All trimpots can be readjusted with the Finger- Safe Cover installed. Notice the orientation of the Finger-Safe Cover before removing it. Note: The Finger-Safe Cover (except that of the KBVF-21D) is designed with a removable panel (on the trimpots side) which must be removed for installation of optional accessories SIVFR Signal Isolator and Run/Fault Relay (Part No.
  • Page 24 AC Line Input Voltage Selection FIGURE 7 – MODELS KBVF-21D, 22D, 23D, 24D (Jumper J1 (Models KbVf-21D, AC LINE INPUT VOLTAGE SELECTION 22D, 23D, 24D, 26D Only)) – 230 Volt AC Line Input Jumper J1 is factory set to the (Factory Setting) 115 Volt AC Line Input “230V”...
  • Page 25 60Hz and 50 Hz Motor Operation and Drive FIGURE 9 – REMOVING JUMPER J1 Output frequency Selection (Jumpers J1 and ON MODEL KBVF-26D J2) – Both jumpers must be set for the appropriate motor nameplate frequency rating. Jumpers J1 Terminal Removed and J2 are located on the lower PC board.
  • Page 26 For 120 Hz output with FIGURE 11 – AVAILABLE TORQUE vs. OUTPUT FREQUENCY 60 Hz motor, be sure Jumper J1 is set to the “60Hz” position and set Jumper J2 to the “X2” position. For 100 Hz output with 50 Hz motor, set Jumper J1 to the “50Hz”...

  • Page 27: Mounting Instructions

    For an I t Trip, due to a prolonged overload, the drive must FIGURE 13 – AUTOMATIC START (Jumper Installed) be manually restarted. See Section 11.2, on page 35. Also see Section 12.2, on page 38. CON1 For Manual Start, a momentary contact must be installed onto CON1, as described in Section 9.6, on pages 33 and 34.

  • Page 28: Recommended High Voltage Dielectric Withstand Testing (Hi-Pot Testing)

    Application note – The enclosure should be large enough to allow for proper heat dissipation so that the ambient temperature does not exceed 45 °C (113 °F). Leave enough room to allow for AC line, motor connection, and other wiring that is required. See Figures 2A, 2B, 3A and 3B, on pages 16 –19.

  • Page 29: Wiring Instructions

    FIGURE 15 – TYPICAL HI-POT SETUP High Voltage Dielectric Withstand Tester (Hi-Pot Tester) LEAKAGE AC KILOVOLTS 10mA RETURN TEST VOLTAGE H. V. RESET Connect All Drive Terminals Together (Main Power Disconnected) ZERO Adjustable Frequency Drive AC Line Input Motor Wires Frame Connect Hi-Pot Auxiliary Equipment...
  • Page 30 Application note – To avoid erratic operation, do not bundle the AC line and motor wires with each other or with wires from signal following, start/stop contacts, or any other signal wires. Also, do not bundle motor wires from multiple drives in the same conduit. Use shielded cables on all signal wiring over 12”...
  • Page 31 FIGURE 16 – AC LINE INPUT, MOTOR, & GROUND CONNECTIONS Models KBVF-23P, 24P Models KBVF-21D, 22D, 13, 23, 23D, 14, 24, 24D, 26D MOTOR AC LINE MOTOR AC LINE Chassis Chassis 208/230 Volt 115, 208/230 Volt Ground (Earth) Motor Ground (Earth) Motor Single-Phase, 50/60 Hz 3-Phase, 50/60 Hz...
  • Page 32 WARnInG! Do not earth FIGURE 17 – MAIN SPEED ground any Main Speed POTENTIOMETER CONNECTION Potentiometer terminals. Main Speed Potentiometer Note: When mounting the Main Speed (Supplied) (Front View) Potentiometer, be sure to install the insulat- ing disc (supplied) between the poten- tiometer and the panel.
  • Page 33 WARnInG! The signal input must be isolated from the AC line. Earth grounding signal wiring will damage the drive and void the warranty. It is recommended that the SIVfR — Signal Isolator and Run/fault Relay (Part no. 9597) be installed when using signal following.
  • Page 34 forward-Stop-Reverse FIGURE 20 – FORWARD-STOP-REVERSE SWITCH CONNECTION Switch Connection (COn2) – Connector Installed for To operate the drive using a Jumper Removed Forward-Stop-Reverse Switch Forward-Stop-Reverse Switch, remove the factory installed CON2 jumper on CON2 and install Forward-Stop-Reverse CON2 the 3-wire connector (sup- Switch F - S - R Reverse...

  • Page 35: Ac Line Fusing

    Enable Switch Connection (COn2) – The drive can be started and stopped with an Enable Switch (close to run, open to stop). Remove the factory installed jumper on CON2 and install the 3-wire connector (supplied). CON2 is located on the lower PC board. The connector must be wired to a “maintained”...

  • Page 36: Fault Recovery And Resetting The Drive

    TABLE 3 – FAULT RECOVERY AND RESETTING THE DRIVE* Fault Automatic Start Mode (Factory Setting) Drive will automatically start after the bus voltage returns to the operational level or when the Undervoltage drive is first turned on (power up). Overvoltage Drive will automatically start after the bus voltage returns to the operational level.

  • Page 37: Diagnostic Leds

    12 DIAGnOSTIC LEDS The drive contains two diagnostic LEDs to display the drive’s operational status. See Figure 4, on page 20, for the location of the “PWR” and “ST” LEDs. TABLE 4 – DRIVE OPERATING CONDITION & STATUS LED INDICATOR Color and Color and Sequence Drive Status...

  • Page 38: Trimpot Adjustments

    12.1 Power On (PWR) – The “PWR” LED will illuminate green when the AC line is applied to the drive. 12.2 Status LED (ST) – The “ST” LED is a tricolor LED which provides indication of a fault or abnormal condition. The information provided can be used to diagnose an installation problem such as incorrect input voltage, overload condition, and drive output miswiring.
  • Page 39 13.1 Minimum Speed (MIn) – Sets the minimum speed of the FIGURE 22 – MINIMUM SPEED TRIMPOT (MIN) RANGE motor. The MIN Trimpot is factory set to 0% of frequency set- ting. For a higher minimum speed setting, rotate the MIN Trimpot clockwise.
  • Page 40 Application note – On applications with high inertial loads, FIGURE 25 – DECELERATION TRIMPOT (DEC/B) RANGE the deceleration may automatically increase in time. This will slow down the rate of speed of decrease to prevent the bus voltage from rising to the Overvoltage Trip point. This function is called Regeneration Protection.
  • Page 41 5. Adjust the COMP Trimpot until the loaded RPM is equal to the unloaded RPM. 6. The motor is now compensated to provide constant speed under varying loads. 13.6 boost (DEC/b) – When the drive is set for 50 Hz Motor Operation (Jumper J1 installed in the “50Hz”...
  • Page 42 3. Increase the boost until the ammeter reaches the nameplate rated current (Amps AC). 4. Using the Main Speed Potentiometer, slowly adjust the motor speed over a 0 – 15 Hz (0 – 450 RPM) range. If the motor current exceeds the nameplate rating, decrease the boost setting.
  • Page 43 FIGURE 28 – MODEL KBVF-21D CURRENT FIGURE 29 – MODEL KBVF-22D CURRENT LIMIT TRIMPOT (CL) RANGE LIMIT TRIMPOT (CL) RANGE Amps AC Amps AC (Shown Factory Set (Shown Factory Set FIGURE 30 – MODELS KBVF-13, 23, 23D, 23P FIGURE 31 – MODELS KBVF-14, 24, 24D, 24P CURRENT LIMIT TRIMPOT (CL) RANGE CURRENT LIMIT TRIMPOT (CL) RANGE Amps AC...

  • Page 44: Limited Warranty

    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 work- manship. 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.

This manual is also suitable for:

Penta power kbvf-13Penta power kbvf-14Penta power kbvf-23Penta power kbvf-24Penta power kbvf-21dPenta power kbvf-22d ... Show all

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