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시리즈 필터 해제

Replacement Fan Part Numbers for VFDs
Overview Most VFD models contain cooling fan(s) for heat dissipation purposes. If the cooling fan(s) fails or the life expectancy has been exceeded, the fan(s) will need to be replaced. For more infor
M100M100조회 781
Modbus RTU Master Reference
We understand that each drive has its own unique MODBUS registers. That is why we have developed the Modbus RTU Master Reference list. The contents below include registers for the M100, G100 and S100
M100M100조회 1,623
Setting Up the Auto-Restart Function When a Fault Occurs
Overview The Auto-Restart function allows the VFD to automatically restart in the event of a fault ( trip ), restoring operation without any manual intervention. This function may be necessary for cri

자료 출처: LS Electric 공식 솔루션 스퀘어 · 각 항목 클릭 시 LS 공식 페이지로 이동합니다

M100M100조회 71

Troubleshooting an Overcurrent Trip (OCT)

Overview An Overcurrent 1 ( OCT or OC1 ) trip will occur on a LS Electric variable frequency drive when the output current exceeds 200% (180% on H100+) of the drive's rated current. This is detected f

M100M100조회 595

Troubleshooting an Overcurrent 2 Trip (OC2)

Overview An Overcurrent 2 ( OC2 ) trip will occur on a LS Electric variable frequency drive when excessive current is detected within the IGBT module ( s ). This module is a component of the VFD's out

M100M100조회 169

Long Motor Lead Length with VFDs

Overview In general, motor lead length should be kept short to prevent issues like voltage spikes that can damage the motor's insulation. With long motor leads , there are recommended parameter settin

M100M100조회 241

Ambient Temperature Ratings for VFDs

Overview When initially selecting and sizing a VFD, it is important to consider the ambient temperature since the drive series and load type (variable torque or constant torque) may have different rat

M100M100조회 225

VFD Capacitor Reforming Guide

Overview If the drive has been stored without use for an extended period, the leakage current of the capacitors may increase when power is applied. This is due to a degradation of the dielectric withs

M100M100조회 674

Troubleshooting an Out Phase Open Fault

Overview An Out Phase Open (output phase loss) trip will occur when one or more of the output motor phases is drawing little current as measured by the drives internal current sensors. This can be cau

M100M100조회 143

Accessing All Parameters in a M100 Drive (Enabling Mode Key)

Overview By default, only the Operation group of parameters is accessible using the UP and DOWN arrow keys. To access all parameter groups, navigate to “ OGr ” using the UP or DOWN arrow key and press

M100M100조회 32

Parameters Not Saving when Using DriveView 9 Software

Overview In older versions of DriveView 9 software, parameters changes are initially saved to the drive's volatile memory. Therefore, after a power cycle, these changes will revert back to their origi

M100M100조회 78

Multi-Step Frequency Function for M100 Drives

Overview The Multi-Step Frequency function is available for M100 drives which allows different speeds (or frequencies) to be toggled by using the drive's digital input - Px terminals. By default P3 (

M100M100조회 95

Keypad Backup for M100 Drives

Overview Parameters can be copied to a remote keypad with M100 drives. This can be used as a backup or when transferring parameters to other M100 drives. The Remote Keypad Kit must be used for this fu

M100M100조회 52

Slip Compensation Control Mode

Overview Slip Compensation is a VFD control mode that controls the motor speed by estimating the motor slip according to the applied load. The output frequency is automatically corrected to compensate

M100M100조회 356

Finding the Part Number for a VFD PCB

Overview Typically part numbers for printed circuit boards ( PCBs ) on LS VFDs starts with a " 101 ". There is often more than one part # lists on the PCB, but this one is the most useful for identify

M100M100조회 36

Low Voltage Trip (LVT) is Occurring on VFD with Normal Input Voltage

Overview In certain circumstances, a Low Voltage (LVT) trip may occur on a VFD but the input voltage to the drive is within range. Procedure Compare the values of the drive's DC link voltage displayed

M100M100조회 123

Analog Input Scaling

Overview Analog inputs can be scaled according to the input signal to meet application needs. This allows the VFD to run the motor correctly based on an input voltage or current signal . Programming T

M100M100조회 117

Changing Motor Direction in VFDs

Overview Often at times, a motor may have incorrect rotation when being used with a VFD. There are a few ways to solve this issue though it depends on how the VFD is getting the run command. Procedure

M100M100조회 295

Flying Start or Speed Search for VFDs

Overview Flying Start or Speed Search is a function where the drive automatically estimates the speed of a rotating motor when starting to prevent a fault from occurring. Some situations where Speed S

M100M100조회 350

Branch Circuit Protection for LS VFDs Supplemental Bulletin

Product C100 M100 G100 S100 H100 iS7

M100M100조회 69

Changing Digital Inputs to Normally Closed

Overview By default, the digital inputs (P1, P2, P3, etc.) are set to normally open on all drive models. When closed, the input becomes active and the programmed function takes effect. Often at times,

M100M100조회 31

Setting an Upper or Lower Speed Limit on a VFD

Overview Some applications may require a minimum and/or maximum speed limit . These can be used for various purposes depending on the application. Programming Enable the Speed Limit function by settin

M100M100조회 87

Setting an Upper or Lower Speed Limit in PID Mode

Overview Some applications may require a minimum and/or maximum speed limit while using PID . These can be used for various purposes depending on the application. Programming Set the following paramet

M100M100조회 83

Motor stalling while accelerating

If an application has an issue starting a motor of if the motor is "stalling" it is recommended to follow the below flowchart for troubleshooting.

M100M100조회 23

Running Higher than 60Hz with PID Enabled

Overview For applications that require the motor to run higher than 60hz with PID mode , there are a few parameters which will need to be set. Note, the motor torque drops off at a rate of 1/f when ru

M100M100조회 46

NEMA 1 Rating for M100

Overview The M100 drive has an IP20 / UL open-type rating. To meet a NEMA 1 / UL Type 1 rating, the VFD would need to be put in a panel or enclosure since there is no option kit available.

M100M100조회 15

VFD is Short-Cycling In and Out of Sleep Mode with PID

Overview For some applications when using PID mode, a drive may get stuck in a sleep cycle ( short-cycle or continuously trying to start) if certain parameters are not set correctly. Most commonly, th

M100M100조회 138

Navigating An IPO Fault

An IPO fault occurs when a 3-phase inverter input has one or more phases in an open circuit condition. To fix this bit 2 of Pr.05 must be set to 1.

M100M100조회 28

Auto Torque Boost Function

In V/F operation, this adjusts the output voltage to the motor. It is used when the load will not start or rotate at the speed reference due to a lack of starting torque. Torque Boost provides a volta

M100M100조회 146

M100 MAK Parameters

M100 V1.70

M100M100조회 64

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