Toshiba VF-AS1 6.26 Stall prevention function

E6581301

F-49

6

6.26 Stall prevention function

6.26.1 Power running stall continuous trip detec tion time

H

HH

H



 : Power running stall continuous trip detection time

• Function

A function for preventing lifting gear from failing accidentally. If the stall prevention function is activated in

succession, the inverter judges that the motor has stalled and trips.

[Parameter setting]

Title Function Adjustment range Default setting

H Power running stall continuous trip detection time ~ sec. 

Time [s]"

Output frequency [Hz]

Time [s] "

Output current [%]

H

less than

H

H



“QV” trip

"

6.26.2 Regenerative braking stall prevention mode selection"

""

"

H

HH

H : Regenerative braking stall prevention mode selection

• Function

A function for preventing lifting gear from stopping in the wrong position. Only the function of preventing a

stall by maintaining the current constant during regenerative braking (deceleration stop) is deactivated.

[Parameter setting]

Title Function Adjustment range Default setting

H Regenerative braking stall prevention

mode selection

Q:Stall during regenerative braking

:Not stall during regenerative braking 

6.26.3 Stall prevention control switching"

""

"

H

HH

H : Stall prevention control switching

• Function

The operation of the stall prevention control can be switched.

Set

H=

when the overvoltage trip etc. are

displayed when acceleration and the deceleration are switched.

This parameter is effective at only V/f control mode(RV =0,1,5).

[Parameter setting]

Title Function Adjustment range Default setting

H Stall prevention control switching Q: Stall prevention control

: Stall prevention control 2 

Contents

Main Instruction Manual The new high-performance inverter I. Safety precautions Explanation of markings Meanings of symbols Limits in purpose Safety precaut ions I General Operation !E6581301! 3 Transportation & installation ! E6581301 I 4 Wiring !E6581301! 5 When sequence for restart after a momentary failure is select ed When retry function is selected Maintenance and inspection Disposal Attach caution labels Caution Page i - Contents - ii iii iv ! E6581301! v 1. Read first A-2 1. 3 Structure of the main body Wiring port Cooling fan Control circuit 1.3.1 Names and functions 1) Outside view 2) Main circuit terminal ! A-5 M5 screw 3) Control circuit terminal block !! 1.3.2 Detaching the cover (1) (2) 90 A-12 1.3.3 Grounding capacitor switching method ! ! ! A-14 Large Small Large Small A-15 A-16 1.3.4 Installing the DC reactor! !! ! ! ! ! ! *+, ! E6581301! A-17 ! 1.4 Notes on the applica tion 1.4.1 Motors A-18 High-speed operation at and above 50Hz/60Hz (rated frequency) ! A-19 Measures to protect motors against surge voltages H 1.4.2 Inverters Protecting inverters from overcurrent Inverter capacity Power factor correction capacitor Power factor correction Disposal 1.4.3 Measure to take against leakage Current (1) Effects of leakage current across ground A-21 (2) Affects of leakage current across suppl y lines Power supply inverter Thermal relay Remedies: (3) Affects of leakage current by cable length 0HDVXULQJSRVLWLRQ A-23 Resistor How to install HQFORVXUHV E6581301 Standard installation without top cover 2 ith top cover E6581301 A-25 E6581301 A-26 E6581301 A-27 E6581301 A-28 Calorific values of the inverter and the required ventilation LGHQWLILHG ZKHQ RXWWKHEDFNIODQJHPRXQW Page B-1 2. Connection equipment 2.1 Cautions on wiring E6581301 B-2 Preventing radio noise Control and main power supply Wiring B-3 2.2 Standard connections E6581301 B-4 [Standard connection diagram sink logic] B-5 [Standard connection diagram - sink logic] E6581301 B-6 [Standard connection diagram - sink logic] B-7 E6581301 B-8 B-9 E6581301 B-10 ! 2.3 Description of terminals IM ! Main circuit B-11 2.3.2 Control circuit terminal block !! ST-CC Shorting bar (VFAS1-****-WN, HN) ! !! ! ! ! ! ! E6581301 ! ! ! ! ! B-13 ! ! E6581301 B-14 Sink logic/source logic (When inverter's internal power supply is used) *1:Be sure to short across NO-CC Source logic Sink logic SW1 Sink logic/source logic (When an external power supply is used) Source logic Sink logic SW1 terminal on the inverter. 2.3.3 RS485 communication connector !E6581301 C-1 3. Operations Warning Warning !E6581301 C-2 ! Frequency setting RR /S4 RR PP H I/ V RX to 10Vdc - 0 !E6581301 C-6 !E6581301 C-7 3.2.2 Panel operation IM Example of basic connection (deceleration stop) Stop the motor : !E6581301 C-8 ! !E6581301 D-1 4. Searching and setting parameters Extended parameters :The parameters for detailed and special setting. ! !E6581301 D-2 4.1 How to set parameters 4.1.1 Setting parameters in the selected quick mode ! !E6581301 D-3 4.1.2 Setting parameters in the standard setting mode 4.2 Functions useful in searching for a parameter or changing a parameter se tting 5. Basic parameters 5.1 History function CWJ CWJCWJ CWJ : History function 5.2 Setting acceleration/deceleration time E6581301 E-3 5.2.2 Manually setting acceleration/deceleration time 0 5.3 Increasing starting torque CW CWCW CW : Automatic torque boost Page E6581301 E-5 5.4 Setting parameters by operating method CW CWCW CW : Automatic function setting 5.5 Selection of operation mode Page E6581301 E-8 key. Then, Preset speed operation 1) Setting the run, stop and operation frequencies with the operation panel IM To save the frequency, press the ENTER HE and the set fre quency are displayed alte rnately for a while. IM IM factory- if F and R are Refer to Section 6.2. press the ENTER ke y. Then, HE IM factory- E6581301 E-11 5.6 Selecting control mode ! ! ! !! ! ! ! Caution 1) Constant torque characteristics (Normal way of use) Setting of V/f control mode selection RV RV= 2) Decreasing output voltage 3) Increasing starting torque 4) Vector controlincreasing starting torque and achieving high-precision operation. 5) Setting of V/f characteristic arbitrarily E6581301 E-14 ! 6) Operating a permanent magnet motor Setting of V/f control mode selection RV RV= (PM control) 7) Operating the motor at periodic speeds by means of a motor speed sensor 8) Performing speed control/torque control with high accuracy using the motor speed sensor Setting for V/f control mode selection RV RV= (PG feedback vector control) Motor constant must be set. 5.7 Manual torque boostincreasing torque boost at low speeds XD XDXD XD : Manual torque boost 1 5.8 Base frequency XN XNXN 5.9 Maximum frequency HJ HJHJ HJ : Maximum frequency 5.10 Upper limit and lower limit frequencies WN WNWN 5.11 Setting frequency command characteristics 5.12 Preset speed operation (speeds in 15 steps) E6581301 E-19 E6581301 E-20 E6581301 E-21 5.13 Selecting forward and reverse runs (operation panel only) HT HTHT HT : Forward/reverse run selection 5.14 Setting the electronic thermal E6581301 E-23 [Using a VF motor (motor for use with inverter)] E6581301 E-24 Setting the motor overload starting level [Example setting] time [s] E6581301 E-25 Page 5.16 Meter setting and adjustment VF-AS1 " VF-AS1 E6581301 E-28 E6581301 E-29 E6581301 E-30 5.17 PWM carrier frequency E6581301 E-32 5.18 Trip-less intensification 5.18.1 Auto-restart (Restart during coasting) WXU WXUWXU WXU : Auto-restart control selection H HH H : Auto-restart" "" "mode Page E6581301 E-34 E6581301 E-35 5.19 Dynamic (regenerative) braking - For abrupt motor stop E6581301 E-37 E6581301 E-38 E6581301 E-39 E6581301 E-40 E6581301 E-41 E6581301 E-42 5.20 Standard default setting V[R V[R : Factory default setting 50Hz default setting (V[R V[R= Page E6581301 E-44 5.21 Searching for all reset parameters and changing their settings ITW ITWITW ITW : Automatic edit function ( ) E6581301 5.22 EASY key function RUGN RUGNRUGN H : EASY key function selection RUGN : Registered parameter display selection H HH H HH E6581301 E-46 E6581301 F-1 CC 6. Extended parameters Low-speed signal output: Inverted Ry Time [s] 6.1 Input/output parameters ( ) ( ) E6581301 F-3 0 6.2 Input signal selection Time [s] the motor will slow down to a stop. 6.2.1 Priority when forward/reverse run commands are entered simultaneously! H HH Valid command Internal command E6581301 F-5 6.2.3 Analog input signal switching H HH H : Analog input VI/II voltage/current switching H HH H : Analog input AI2 (optional circuit board) voltage/current switching CCA VI/II 0~10V input CCA VI/II 0~20mA(4~20mA) input 6.3 Terminal function selection Also, be sure to turn the SW1 slide switch to the PLC position. Page 6.4 Basic parameters 2 E6581301 F-10 CC S1: V/f switching 1 S2: V/f switching 2 M 6.5 V/f 5-point setting 6.6 Speed! !! !command switching Command selected with HOQF Command selected with H Operation frequency command E6581301 Command selected with HOQF Command selected with H Operation frequency command Priority is given to the command set H. Priority is given to the command set Operation frequency 6.8 DC braking E6581301 ! F-15 E6581301 F-16 ! ! 6.8.2 Motor shaft fixing control! H HH H : Motor shaft fixing control E6581301 F-17 6.8.3 Function of issuing a 0Hz command during a halt! H HH H : 0Hz command output selection E6581301 6.9 Auto-stop in case of lower-limit frequency continuous operation (Sleep/Wake-up function) H HH H : Time limit for lower-limit frequency operation 6.10 Jog run mode 6.11 Setting frequency via external contact input (Motor operated pot mop setting) E6581301 F-21 Sample sequence diagram 1: Adjustment with continuous signals Sample sequence diagram 2: Adjustment with pulse signals 6.12 Jump frequency - jumping resonant frequencies 6.13 Preset speed operation frequencies E6581301 F-24 6.14 Trip-less intensification 6.14.1 Retry function! H HH H : Retry selection (selecting the no. of retry attempts) Page E6581301 F-26 { { With voltage compensat ion (limited out put voltage) Without voltage compens ation (limitless output voltage) 6.15 Drooping control E6581301 F-28 6.16 Light-load high-speed operation function 6. 17 Braking function E6581301 F-30 ! !! Example of settin g 6.18 Acceleration/deceleration suspend function ! !!!!!!!!!!! 6.19 !! Commercial power/inverter switching E6581301 F-33 [Timing chart (example)] Commercial power /inverter s witching ou tput selecti on Commercial power switching frequency holding tim e 6.20 PID control E6581301 F-35 1) External connection 2) Types of PID control interface ! ! ! ! ! ! ! ! ! ! ! H ( H ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! E6581301 3) Setting the PID control Slow response 4) Adjust PID control gain Fast response E6581301 5) Adjusting the analog command voltage and current 6.21 Stop position control function 6.22 Setting motor constants E6581301 F-39 E6581301 F-40 (1) Setting auto-tuning E6581301 F-41 a) Combination with a Toshiba standard motor (4P motor with the same capacity as the inverter) b) Combination with a standard motor other than the above Toshiba motor (2) Setting sensorless vector control and manual independently Setting motor constants 6.23 Increasing the motor output torque further in low speed range 6.24 Torque control E6581301 F-44 + 6.24.3 Selection of tension torque bias inp ut and load sharing gain input Torque reference Torque command Tension torque bias Load sharing gain 6.25 Torque limit Power running Regenerative Regenerative Power running E6581301 F-46 Power running Regenerative Reverse run Forward run Regenerative Power running E6581301 6.25.2 Torque limit mode selection at accele ration/deceleration" H HH H : Acceleration/deceleration operation after torque limit E6581301 (released) F-48 (released) 6.26 Stall prevention function 6.27 Current and speed control adjustment 6.28 Fine adjustment of frequency setting signal 6.29 Operating a synchronous motor 6.30 Acceleration/deceleration 2 E6581301 F-53 Acceleration/deceleration switching signal 2 switching signal 1 E6581301 F-54 E6581301 F-55 6.31 Pattern operation H HH H : Pattern operation selection H HH H : Pattern operation mode H HH H , H HH E6581301 F-56 E6581301 F-57 6.32 Preset speed mode H HH H ~ H HH H : Preset speed operation modes 6.33 Protection functions E6581301 F-59 6.33.3 Emergency stop! H HH 6.33.4 Output phase failure detection H HH H : Output phase failure detection mode selection Page Page E6581301 F-63 <Example of operation> Output terminal function: 28 Overtorque detection Example of setting 6.33.11 Cooling fan control selection H HH H : Cooling fan control selection Page Page Page Page E6581301 6.33.24 6.33.25 H ( 6.33.26 ) ( ) F-69 Disconnection detecti on of r emote keypad H HH H ( ) ( ) Output frequency = Reference frequenc y {1 + Override (VI/II input [%]/100)} H HH E6581301 6.35 Adjustment parameters 6.35.1 Pulse train output for meters H HH H : Logic output/pulse output selection (OUT1) H HH H : Pulse output function selection H HH H : Selection of number of pulses Page 6.36 Operation panel parameter E6581301 F-74 6.36.2 Displaying the rotational speed of the motor or the line speed H HH H : Frequency free unit display magnification H HH E6581301 F-75 HJHJ HJ is When H HH H is not , and H HH H is (disabled). When H HH H is not , and H HH H is not . Example of setting 1 Example of setting 2 6.36.4 Changing the standard monitor display H HH H : Standard monitor display selection H HH H ~ H HH 6.37 Tracing functions E6581301 F-78 ! ! E6581301 F-79 E6581301 F-80 6.38 Integrating wattmeter H HH H : Integrating wattmet er retention selection H HH H 6.39 Communication function E6581301 F-82 1) 2-wire RS485 E6581301 F-83 E6581301 ~ F-84 ~ 2) 4-wire RS485 Host computer : Wiring : Data (host !INV) : Response data (INV host) E6581301 ~ : Wiring : Data (host !INV) ~ ! ! ! !! Host computer Master inverter : Wiring : Data (Master Slave) E6581301 F-86 E6581301 F-87 6.40 My function 6.41 Traverse function E6581301 6.42 F-89 Instruction manuals for optionally available devices and special functions G-1 7. Operation with external signal 7.1 External operation ! ! E6581301 G-2 7.2 Applied operation with input and output signals (operation by ter minal board) Inverter 7.2.1 Functions of input terminals (in cas e of sink logic) ! Inverter A-contact switch CC ! E6581301 G-4 *3 *4 G-5 7.2.2 Functions of output terminals (incase of sink logic) OUT2 FLA FLB P24 OUT1 FLC Ry Ry NO CC ! E6581301 G-6 G-7 ! E6581301 G-8 7.2.3 Setup of input terminal operation time 7.2.4 Analog input filter ! E6581301 G-10 7.3 Setup of external speed command (analog signal) ! G-11 IM 7.3.1 Setup by analog input signals (RR/S4 terminal) ! E6581301 IM G-12 ! 7.3.2 Setup by analog input signals (VI/II terminal) G-13 IM 7.3.3 Setup by analog input signals (RX terminal) For details, refer to Section 6.14.4. H-1 8. Monitoring the operation status 8.1 Screen composition in the status monitor mode ! E6581301 twice H-2 8.2 Monitoring the status 8.2.1 Status monitor under normal conditions H-3 O___K ! E6581301 H-4 Add-on option Add-on option 8.2.2 Display of detailed information on a past trip Key operated ! E6581301 H-6 8.3 Changing status monitor function H-7 Communication No. M Attached to expansio n I/O card 1 CPU versi on Attached to expansio n I/O card 2 CPU versi on ! E6581301 H-8 Communication No. H-9 8.4 Display of trip information : Communication N o. 8.4.1 Trip code display FC90 ! E6581301 : Communication N o. H-10 FC90 8.4.2 Monitor display at tripping ! E6581301 H-12 O___K H-13 8.5 Display of alarm, pre-alarm, etc. E6581301 I-1 9. Taking measures to satisfy the CE/UL/CSA standards 9.1 How to cope with the CE standard 9.1.1 EMC directive! E6581301 I-2 9.1.2 Measures to satisfy the EMC directive! E6581301 I-3 E6581301 I-4 E6581301 I-5 E6581301 I-6 EMC FILTER EMC I-7 9.1.3 Low-voltage directive! Inverter 9.1.4 Measures to be taken to satisfy the low-voltag e directive! 9.2 Measures to be taken to satisfy the UL/CSA standards 9.2.1 Caution in installing the inverter! 9.2.2 Caution in wiring and rated current! 9.2.3 Caution as to peripheral devices! E6581301 !!! Inverter model Table 5 I-9 AIC, Fuse and Wire sizes Voltage class 10. Selection of peripheral devices 10.1 Selection of wiring materials and devices ! E6581301 .2 J-2 .1 1 Selection of wiring equipment ! E6581301 J-4 10.2 Installation of a magnetic contactor Magnetic contactor in the primary circuit IM Note on wiring Magnetic contactor in the secondary circuit 10.4 Application and functions of options ! E6581301 J-6 ! E6581301 J-7 ! E6581301 J-8 Selection table of separate-type options (2/2) Voltage class Appli-cable motor [kW] Inverter model Optional internal devices Table of optional devices Functions of Add-on type options ! E6581301 J-10 Functions of Plug-in type options ! E6581301 J-11 How to install ! E6581301 J-12 10.6 Connection of a DC power supply and other electric units H 10.6.1 Connection of a single-phase 200V pow er supply 10.6.2 When using the inverter along w ith a DC power supply! H ! E6581301 J-13 ! E6581301 J-14 K-1 11. Table of parameters K-2 K-3 K-4 K-5 K-6 K-7 K-8 K-9 K-10 K-11 K-12 K-13 K-14 K-15 K-16 K-17 K-18 K-19 K-20 K-21 K-22 K-23 K-24 K-25 K-26 K-27 K-28 K-29 K-30 K-31 K-32 K-33 K-34 K-35 K-36 K-37 K-38 K-39 K-40 K-41 K-42 K-43 K-44 K-45 K-46 K-47 E6581301 K-48 Standard default settings classified by inverter model (capacity) ! E6581301 L-1 12. Specifications Note 5: HN models, 200V-18.5!45kW and 400V-22!75kW are IP20 enclo sed type. 12.1 Models and their standard specifications 1) Standard specifications (small/medium capacity types) L-2 2) Standard specifications (large capacity types) [Note 1] ! E6581301 L-3 3) Common specification (Continued overleaf) L-4 (Continued) ! E6581301 L-5 12.2 Outside dimensions and weight Outside dimensions and weight L-6 Outline drawing Fig. E Fig. F Fig. A Fig. B Fig. C Fig.D ! E6581301 L-7 Fig. G Fig. H Fig. I Fig. J L-8 Fig. K Fig. L Fig. M Fig. N ! E6581301 L-9 Fig. P Fig. O 13. Before making a service call M-1 - Trip information an d remedies 13.1 Trip causes/warnings and remedies M-2 M-3 M-4 M-5 M-6 M-7 13.2 Method of resetting causes of trip M-8 13.3 If the motor does not run while no trip message is displayed... YES : NO : M-9 13.4 How to check other troubles N-1 14. Inspection and maintenance 14.1 Regular inspection Check points Cautions about cleaning N-2 14.2 Periodical inspection Check items E R/L1 S/L2 T/L3 U/T1 V/T2 W/T3 PA/+ PO PB PC/- RO SO TO N-3 Replacement of expendable parts Standard replacement cycles of principal parts N-4 14.3 Making a call for servicing 14.4 Keeping the inverter in storage O-1 15. Warranty P-1 16. Disposal of the inverter ! ! Warning