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Watt Drive S3 Series Manual

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INVERTER
Series S3 / H3
M A N U A L

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Summary of Contents for Watt Drive S3 Series

  • Page 1 INVERTER Series S3 / H3 M A N U A L...
  • Page 2 CONTENT Page SECTION 1 INTRODUCTION 1.1 General 1.2 Receiving SECTION 2 INSTALLATION 2.1 Location 2.2 Positioning 2.3 Changing PC boards 2.4 Specification SECTION 3 WIRING & REMOTE CONTROL FUNCTION 3.1 Interconnection 3.2 Function description of S3/H3 terminals SECTION 4 REMOTE CONTROL FUNCTION 4.1 Digital operator function illustration 4.2 Digital operator operation 4.3 Function list and description...
  • Page 3 This instruction manual has been designed to serve as self-supporting guide for the proper installation. Feel free to contact either your local supplier or WATT drive, should you need any assistance. PLEASE READ AND UNDERSTAND THIS MANUAL BEFORE OPERATING THE WATT-INVERTER This will ensure safe and reliable operation of the Inverter.
  • Page 4 1. SELECTION INTRODUCTION 1.1 General S3 / H3 series are high performance general purpose inverters that incorporate a high efficiency Pulse Width Modulated (PWM) design and IGBT technology. The output closely approximates a sinusoidal current wave form to allow variable speed control of any conventional squirrel cage induction motor.
  • Page 5 2. SELECTION INSTALLATION 2.1 Location Proper location of the WATT-Inverter is imperative to achieve specified performance & normal operation lifetime. The Inverter should always be installed in areas where the following conditions exist. Ambient operating temperature: ° ° ° ° Enclosed type: -10 to 40 C (14...
  • Page 6 2.4 Specification 2.4.1 Basic specification Model number 4 S3 15 S3 22 S3 Rated motor (KW) 0.75 Rated current (A) 10.5 Rated output (KVA) Input voltage 1/3 phase(s) 200~240 +- 10%, 50/60HZ +-5% Output voltage 3 phases 0~200~240V (proportional to input voltage) Dimension 149.0*184.0* 185.0*215.0*...
  • Page 7 2.4.3 Functional specification SPECIFICATION Carrier frequency 1 - 12 K Hz Frequency Control Range 0.1 - 400Hz Digital: 0.01% (-10~40 °C); Analog: 0.4% (25+-10 °C) Control Frequency Accuracy Char. Frequency Resolution 0.01 Hz with computer or PLC control, 0.1 Hz with keypad control when freq.
  • Page 8 3. SELECTION WIRING & REMOTE CONTROL FUNCTION 3.1 Interconnection S3 / H3 series Thermal Relay Fuses L1 (R) T1 (U) AC Power L2 (S) T2 (V) Motor Source T3 (W) L3 (T) GROUNDING External braking S3 / H3 resistor FWD/Stop or Run/Stop REV/Stop or REV/FWD RS 232/485 CON 12...
  • Page 9 3.2 Function description of S3 / H3 terminals 3.2.1 Function description of main circuit terminals (TM1) SYMBOL FUNCTION DESCRIPTION L1 (R) Input terminals of AC line power: L2 (S) single phase: L1/L2 L3 (T) three phases: L1/L2/L3 External braking resistor terminals T1 (U) T2 (V) Output terminals to motor...
  • Page 10 4. SELECTION REMOTE CONTROL FUNCTION 4.1 Digital operator function illustration Forward run Freq. ref.controlled by TM2 or VR (Fn 11=1/2/3) RUN/STOP signal is on Reverse run (Fn 10=1) Display voltage value DISPLAY Hz OR Hz / VOLT Display current value Light on: program mode RUN/STOP Mode selection key...
  • Page 11 4.3.1 Function List Function Fn xx Description Set Unit Range Factory Remark Setting Capacity Capacity selection 1-18 Accel. / Accel. Time 1 0.1 sec 0.1-3600 sec 10 sec Decel. time Decel. Time 1 0.1 sec 0.1-3600 sec 10 sec Remote xx00 : FWD/STOP, REV/STOP 0000 Operation Select...
  • Page 12 Stall Prevention xxx0 : Stall prevention during accel. Enable 0000 xxx1 : Stall prevention during accel. disable xx0x : Stall prevention during decel. enable xx1x : Stall prevention during decel. disable x0xx : Stall prevention during running enable x1xx : Stall prevention during running disable 0xxx : Stall prevention decel.
  • Page 13 Momentary Momentary power loss ride 0.1 sec 0-2 sec 0.5 sec power loss through time xxx0 : Disable xxx1 : Enable Reserved Auto restart Auto restart interval 0.1 sec 0-800 sec 0 sec No. of auto restart attempt 0-10 Motor pole No.
  • Page 14 Dynamic xxx0 : Enhanced braking capacity 0000 braking & xxx1 : Standard braking capacity Priority of xx0x : STOP key effective in remote control mode Stopping & xx1x : STOP key ineffective in remote control mode Speed search & x0xx : Speed search controlled by terminals on TM2 AVR control x1xx : Speed search effective when inverter start 0xxx : AVR function effective...
  • Page 15 Multi-function Multi-output 1 (terminal 11 & 10) 00 : Run mode output 01 : Up to desired freq. 02 : Set freq. Fout = Fn_08+/-Fn_09 03 : Freq. detection Four > Fn_08 04 : Freq. detection Four > Fn_08 05 : Over torque detection 06-11 : Change 00-05 from (N/O) to (N/C) Reserved...
  • Page 16 Motor current without load 0.1 A depend on motor spec. Slip Motor rated slip 0.01 Hz 0.00-6.00 Hz 0.00 Hz compensation Overtorque xxx0 : Overtorque detection disable 0000 control xxx1 : Overtorque detection enable xx0x : Enable only if at set freq. xx1x : Enable during operation x0xx : Operation continued after overtorque is detected x1xx : Free run to stop after overtorque is detected...
  • Page 17 Parameters for factory adjustment, Do Not change . Fault contact xxx0 : Fault contact is not energized during auto restart operation 0000 control xxx1 : Fault contact is energized during auto restart operation xx0x : Fault contact is not energized during momentary power loss det. xx1x : Fault contact is energized during momentary power loss detection x0xx : Fault contact isn‘t energized during external Emergency Stop...
  • Page 18 103- For factory setting only 107 Reserved 108 reserved 109 Reserved 110 Reserved 111 Reserved 112 Reserved 113 Reserved 114 Reserved 115 Reserved 116 Reserved 117 Reserved 118 Reserved 119 Reserved 120 Reserved 121 Reserved 122 Reserved Factory setting 123 1111 : Reset to factory setting ( for 0000 60 horse power system) 1110 : Reset to factory setting...
  • Page 19 4.3.2 Function Description Fn_00 : Capacity selection = 1 - 18 FN_00 MODEL NO FN_00 MODEL NO 4 S3 7 H3 7 S3 15 H3 15 S3 22 H3 22 S3 40 H3 Fn_01 : Acceleration time 1 = 0.1 - 3,600 sec. Fn_02 : Deceleration time 1 = 0.1 - 3,600 sec.
  • Page 20 OUTPUT FREQUENCY 5. Actual accel.\decel. time = preset accel.\decel time + S curve time if ignoring stall situation. Fn-03 : Remote Operation Select = xx00 : FWD/STOP, REV/STOP xx01 : FWD/REV, RUN/STOP xx10 : 3 wire control mode x0xx : REV command enable x1xx : REV command disable 0xxx : During Fn_11=3 ( TM2 up/down control), the setting frequency will remain at the last operation...
  • Page 21 TM2 PIN3 TM2 PIN4 OUTPUT WHEN Fn03=xx00 REV(*) OUTPUT WHEN Fn03=xx01 REV(*) using a point (N/O) to start TM2 PIN3 using b point (N/C) to stop TM2 PIN4 TM2 PIN6 OUTPUT WHEN Fn03=xx10 REV(*) Remark: Reverse command disable when FN-03=x1xx FN_04 : Parameter Lock Select = xxx0 : Disable(Fn_17-25) xx01 : Enable(Fn_17-25) xx0x : Disable(Functions except Fn_17-25)
  • Page 22 Fn_41 : Voltage ratio at 0.1 Hz = 0 - 100% Fn_48 : AVR control = 0xxx, AVR function effective = 1xxx, AVR function ineffective 1. V/F Pattern can be manually set if Fn_05=18. Please refer to Fn_37 and Fn_41. Fn_38 (Vmax) Fn_40...
  • Page 23 2. Fn_05 = 0 - 17 fixed V/F pattern curve (refer to following table) Fn_05 50Hz Fn_05 60Hz 100% 100% for general purpose 0.1 3 60 400 0.1 2.5 50 400 100% 100% High starting torque 60 400 0.1 3 0.1 2.5 50 400 100%...
  • Page 24 3. AVR (Automatic Voltage Regulation) will determine actual output voltage, e.g. Fn_05=18: a. Fn_48 = 0xxx, AVR will be effective, output voltage of inverter will be regulated as follows: Vmax = Fn_38 x Fn_30 , Vmid = Fn_40 x Fn_30 , Vmin = Fn_41 x Fn_30 b.
  • Page 25 Remark: If Fn_61 = 6 - 11, Terminals 10/11 are normally opened during power off, and normally closed during power on. Fn_10 : Control mode select = 0 : Digital operator control = 1 : Remote control (terminal stop) STOP key can be used for emergency stop during Remote control(Fn_10 =1). (Refer to Fn_48) Fn_11 : Frequency command method select = 0 : Run by Fn _25 = 1 : Run by VR on digital operator...
  • Page 26 Fn_13: Stall prevention level during accel : 30% - 200% Fn_14: Stall prevention level during running: 30% - 200% Fn_15: Decel time during stall prevention : 0.1sec - 3,600 sec 1. If acceleration time is not long enough, overcurrent will occur during acceleration. Inverter will prolong acceleration time to prevent trip when acceleration time is too short.
  • Page 27 xx0x : Set frequency output after process timer finishes counting xx1x : Zero speed output after process timer finishes counting Fn_85 ~ Fn_91 : Process timer 1 ~ Process timer 7 = 0 - 3600 sec 1. Inverter will be operated under Jog frequency (Fn_24) when Fn_56 - Fn_58 is set to 3 and multi-function input terminal is on.
  • Page 28 Analog frequency signal control Fn_26 : Frequency reference : 0.0 - 400Hz Fn_27 : Voltage reference ratio 1 : 0.0 - 100% Fn_28 : Voltage reference ratio 2 : 0.0 - 999.9% Fn_29 : Positive /Negative direction : 0: Positive 1: Negative Fn_06 Fn_06...
  • Page 29 Fn_30 : Refer to Fn_05 Restart after momentary power loss Fn_31 : Momentary power loss ride through time : 0 - 2 sec Fn_32 : xxx0: Disable xxx1: Enable Inverter will stop when voltage is lower than low voltage protection level. Inverter can restart automatically by speedsearch if power can be restored in the time set by Fn_31.
  • Page 30 Display mode control Fn_36 : Numbers of motor poles = 2 - 8 poles Fn_47 = xxx0 : Output voltage display (Vac)disable; xxx1 : enable xx0x : DC voltage display (Vpn)disable; xx1x : enable x0xx : Output current (Iac)disable; x1xx : enable Fn_51 = 0: Display frequency(Hz);...
  • Page 31 Inverter can accept following application : Inverter can start at 5 Hz then operate in the range of 0.1 ~ 60 Hz if Fn_07 = 0 Hz, Fn_42 = 5Hz. Fn_43 : Carrier frequency = 0 -15 Fn_43 Carrier freq. Fn_43 Carrier freq. Fn_43 Carrier freq. Fn_43 Carrier freq.
  • Page 32 Multi-function output on TM2 is 0 ~ 10 VDC analog output, Output mode can be set by Fn_46. Function of Fn_45 is as follows: 1. Fn_45 can be used to calibrate external meters or other peripherals. Fn_47 : Refer to Fn_36 Dynamic braking and priority of stopping and speed search and AVR control Fn_48 = xxx0 : Enhanced braking capacity.
  • Page 33 04 : Accel. / Decel. time selection : Please refer to Fn_01 - point 2 05 : External emergency stop 06 : External baseblock 07 : Speed search : Please refer to Fn_48 08 : Energy saving mode : Please refer to Fn _82 19 : Control signal selection 10 : Communication control mode selection 11 : Accel.
  • Page 34 Fault contact is controlled by Fn_97 as follows: Fn_97 - 0xxx : Fault contact is not energized after external baseblock x1xx : Fault contact is energized after external baseblock c. Fn_56 - Fn_58 = 9 : Control signal selection Multi-input terminal OFF : Operation command / Freq. command is from digital operator or remote control (TM2) - according to the settings of Fn_10 / Fn_11.
  • Page 35 f. Fn_56 - Fn_58 = 12, 13 : UP / DOWN command DOWN Output frequency Fn_25 (1) The function is available only when Fn_11 = 3. Other frequency setting will be ineffective. (2) When Fn_03=0xxx, Inverter will accelerate to the frequency set by Fn_25 after operation terminal is on, then remain at the constant speed.
  • Page 36 Prohibited frequency control (Fn_65 - Fn_68) Fn_65 : Setting prohibited freq. 1 : 0 - 400 Hz Fn_66 : Setting prohibited freq. 2 : 0 - 400 Hz Fn_67 : Setting prohibited freq. 3 : 0 - 400 Hz Fn_68 : Setting prohibited freq. range : 0 - 10 Hz Example : When Fn_65 = 10.0 Hz, Fn_66 = 20.0 Hz, Fn_67 = 30.0 Hz, Fn_68 = 2.0 Hz The skip freq.
  • Page 37 b. When motor runs with low speed, the capacity to dissipate heat is not as good as motor running with rated frequency. The level to energize the electronic thermal relay should be adjusted accordingly. [Please refer to Fig. 4. Curve (1) should be adjusted to curve (2).] To protect the motor, select appropriate settings of Fn_05 &...
  • Page 38 minute FIG. 4 % of motor operating current Torque boost control (Fn_71 - Fn_73) Fn_71 : x0xx - Torque boost enable x1xx - Torque boost disable 1xxx - Manual torque boost Fn_72 : Torque compensation gain : 0 - 10 % Fn_73 : Reserved Fn_71 = x1xx : Torque boost are ineffective.
  • Page 39 Overtorque control (Fn_77 - Fn_79) Fn_77 : xxx0 - Overtorque detection disable xxx1 - Overtorque detection enable xx0x - Enable only if at set freq. xx1x - Enable during operation x0xx - Operation continued after overtorque is detected x1xx - Free run to stop after overtorque is detected Fn_78 : Overtorque detection level : 30 - 200 % Fn_79 : Overtorque detection time : 0 - 25 sec 1.
  • Page 40 3. Fn_82 = xx01, Fn_56 - Fn_58 = 08: If multi-function input terminal is ON, output voltage will decrease gradually (to previous output voltage x Fn_83). When the input terminal is off, output voltage will increase to previous voltage gradually. Remark: The speed of above mentioned voltage goes up or down is the same as that of speed search.
  • Page 41 x0xx - Fault contact is normal open (N/O) x1xx - Fault contact is normal close (N/C) 0xxx - Fault contact is not energized after electronic thermal inverter protection (OL2) is activated 1xxx - Fault contact is energized after electronic thermal inverter protection (OL2) is activated Fn 97 = xxx0 : During auto restart operation, fault contact is not energized (except for OL1 / OL2 / OL3) until Fn_35 (auto restart times) decreases to 0.
  • Page 42 Remark: a: baud rate and communication agreement must be set to the same level between PC, PLC and inverters. b: ASCII CODE is used for S3 / H3 communication. c: Fn_10, Fn 11 will be ineffective for inverter operation and frequency control in communication mode.
  • Page 43 5. SELECTION FAILURE INDICATION 5.1 Faults which can not be reset by manual operation Fault Code Content Probable Cause What to do CPU software 1. High electronic noise 1. Install RC type suppresser on all error contactor / brake coils EEPROM error 1.
  • Page 44 5.2 Faults which can be auto-reset or reset by manual operation Fault Code Content Probable Cause What to do OC-S Over Current 1. Motor is short circuited 1. Check and fix motor during Starting 2. Motor has ground fault 2. Remove the grounding point 3.
  • Page 45 LV-C Low Voltage 1. Input voltage is too low 1. Correct input voltage or extend during Constant 2. Input voltage fluctuates Fn 31 speed excessively 2. Extend accel. time 3. Select a larger WATT-tronic Inverter 4. Install a reactor between power supply and Inverter OH-C Over Heat during...
  • Page 46 5.4 Special Condition Indication Fault Code Content Illustration STP0 Zero speed stop 1. Fn_11 = 0 or 3, Fn_07 < 0.1Hz, and setting freq.< 0.1Hz; Fn_11 = 1 or 2, Fn_07 < (Fn_06 / 100) , and setting freq. < (Fn_06/100) STP1 Direct start 1.
  • Page 47 Err1 Operation error 1. Try to change freq. by 1. Set Fn_11 = 0 pressing ∧ or ∨ when Fn_11 > 0 2. Fn_124 (CPU version) 2. Try to change Fn_124 cannot be changed 3. Try to change functions which 3.
  • Page 48 6. SELECTION MAINTENANCE Inverter requires almost no routine checks. It will function efficiently and its normal operation lifetime will be longer if it is kept clean, cool and dry. Especially check for tightness of electrical connections, discoloration or other signs of overheating . During service inspection, turn off AC main circuit power and wait for charging indicator LED 101 to extinguish ( or at least 10 minutes) before touching any circuit components.
  • Page 49 APPENDIX A: ZCT Ground Fault Protection when motor is running If a “ground fault” occurs while motor is running, transient surge currents will destroy the power section of Inverter. Inverter offers an optional ZCT protection unit to detect the surge current and disable the output section whenever ground fault occurs.
  • Page 50 APPENDIX B: ELECTROMAGNETIC COMPATIBILITY (EMC)OF WATT-INVERTERS Similar to all modern PWM variable speed drives, WATT-Inverters use fast switching of high voltage and current to achieve high efficiency and reduce motor noise. This results in electromagnetic interference (EMI) and radio frequency interference (RFI). For operational reasons the interference may need to be suppressed.
  • Page 51 B. Interconnection diagrams for filters S3 series and H3 series S3 series interconnection Power Sppply Main Transformer Power Drive System (PDS) MCCB S3 - L´ FILTER SERIES N´ Power Port Metal plate or panel Remote control switches, relay or similar eqipments...
  • Page 52 Note: The system needs to be checked from time to time to ensure well connection to earth. 1.2 For induction motor For electrical safety reason, motor must connect to earth with a cable even motor is fixed on metal construction. The best way is to use green line of the 4-core motor cable to connect between the frame of the motor and the earth of inverter.
  • Page 53 APPENDIX C: Trouble Shooting procedure (1) Motor doesn´t work...
  • Page 54 (2) Motor overheated (3) Motor does not run smoothly...

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