Page 3 - SAFETY; DANGER; IMPORTANT MESSAGES; Give you helpful information.; NOTE; READ SAFETY SIGNS; To avoid injury, you must read and follow all safety signs.; QUALIFIED OPERATORS ONLY; A qualified person must:; Be trained in rendering first aid.
SAFETY DANGER WARNING CAUTION IMPORTANT MESSAGES Read this manual and follow its intructions. Signal words such as DANGER, WARNINGand CAUTION will be followed by important safety information that must be carefully reviewed. Indicates a situation which will result in death, serious injury, and severe...
Page 4 - SAFETY CODES; Keep all panels and covers securely in place.; Use only Toshiba-authorized replacement parts.; For assistance, address correspondence to:
SAFETY SAFETY CODES Toshiba motor control is designed and built in accordance with the latest applicable provisions ofNEMA and the National Electrical Code. Installations must comply with all applicable state and localcodes, adhere to all applicable National Electric Code (NFPA 70) standards and ins...
Page 5 - TX Series
TOSHIBA- 95 TX Series 48 - 1250A TX Series Digital Solid StateSoft Starter48 - 1250A Installation &Operation Manual Chapter 1: Introduction ...................................................................................................... 1 1.1 General 1.2 Specifications 1.3 Theory of Operat...
Page 7 - Chapter 1 - Introduction; Three phase AC induction motors or synchronous motors
TOSHIBA- 1 TX Series 48 - 1250A Chapter 1 - Introduction This chapter is a brief introduction to the TX Series soft starter and describesproduct operation and unit features. 1.1 - General The TX Series is a high-end digitally programmable solid state reduced voltage softstarter. This heavy duty star...
Page 8 - Coast Down Time Range: 1 - 60 minutes or OFF
TOSHIBA - 2 TX Series 48 - 1250A 1.2 Specifications (continued) Two Stage ElectronicOverload Curves Starting: programmable for Class 5 - 30 or locked rotor time.Run: Programmable for Class 5 - 30 when "At-Speed" is detected. Overload Reset Manual (default) or automatic Retentive Thermal Memo...
Page 11 - Other starting methods available in the TX Series are:; General Protection
TOSHIBA- 5 TX Series 48 - 1250A Other starting methods available in the TX Series are: · Current Ramp: uses a closed current feedback PID loop to provide a linear torque increase up to a Maximum Current level. · Constant Current: current is immediately increased to the Current Limit point and held t...
Page 12 - Thermal Overload Protection; · Basic Protection: I; t data is accumulated and plotted based on an Overload
TOSHIBA - 6 TX Series 48 - 1250A Run Mode: The soft starter enters the Run Mode when it reaches full outputvoltage and the motor current drops below the FLA setting (motor nameplateFLA plus service factor) for a predetermined period of time. During the RunMode these additional protection features ar...
Page 13 - t calculations and cooling rates. A
TOSHIBA- 7 TX Series 48 - 1250A Run Mode overload protection is initiated when the TX Series determinesthat the motor is At-Speed. Overload Protection is initiated when the motorRMS current rises above a “pick-up point” (as determined by the motornameplate FLA and service factor). Run mode protectio...
Page 14 - Chapter 2 - Installation; Receiving and Unpacking; • Verify that the model number on your unit matches your purchase; Initial Unit Inspection; • Make a complete visual check of the unit for damage which may have; Mounting and Cleaning; WARNING
TOSHIBA - 8 TX Series 48 - 1250A Chapter 2 - Installation 2.1 Receiving and Unpacking Upon receipt of the unit:• Carefully unpack the unit and inspect it for any shipping damage. Report any damage immediately and file a claim with the freightcarrier within 15 days of receipt. • Verify that the model...
Page 15 - Note: All wiring must be sized according to NEC standards; Remove all sources of power before cleaning the unit!; Power Terminal Wire Range and Tightening Torque
TOSHIBA- 9 TX Series 48 - 1250A Note: All wiring must be sized according to NEC standards Remove all sources of power before cleaning the unit! In dirty or contaminated atmospheres the unit should be cleaned on a regularbasis to ensure proper cooling. Do not use any chemicals to clean the unit. Tore...
Page 16 - Power Connections; Recommended Transformer Sizes for Control Power; TX Series Unit; Panel
TOSHIBA - 10 TX Series 48 - 1250A 2.7 Power Connections Connect appropriate power lines to the unit input terminals marked L1, L2, L3.Avoid routing power wires near the control board. Connect the motor leads to theunit terminals marked T1, T2, T3. Refer to NEC standards for wire length and sizing.Ne...
Page 17 - Relay Contacts on Power Board
TOSHIBA- 11 TX Series 48 - 1250A 2.8.2 Two-Wire Connection An alternate connection for unattended operation replaces start/stop pushbuttons by connecting a maintained contact closure between pins 3 and5 on TB4. When the maintained contact is used for start/stop it isnecessary to set the overload set...
Page 18 - Two-Wire Control Connection
TOSHIBA - 12 TX Series 48 - 1250A 2.8.4 Power Board 2.8.4a Power Board Connections TB4 TB4 Relay Contacts on Power Board Rated 240Vac, 5A, 1200VA Two-Wire Control Connection Three-Wire Control Connection
Page 19 - CPU Board Connections
TOSHIBA- 13 TX Series 48 - 1250A There are eight digital inputs on the CPU board. Four of the inputs are userprogrammable. There are also two analog outputs, a tachometer feedbackinput. 2.9 CPU Board Connections 20 20 1 2 4 3 5 6 7 8 9 + TB1 - + - + - 1 2 4 3 5 6 7 8 + TB3 - External Input #1 + - Ex...
Page 20 - Communications Board; REAR
TOSHIBA - 14 TX Series 48 - 1250A 2.10 Communications Board Full (RS422) or half (RS485) duplex Modbus communications port is available at TB1on the communications board. No field wiring connections are required for TB2. 2.10.1 Communication Board Connections (RS485) (RS422) Note: Remove for last un...
Page 21 - Optional RTD Board
TOSHIBA- 15 TX Series 48 - 1250A 2.11 Optional RTD Board RTD1 RTD Typical RTD Installation Signal Compensation Power RTD2 RTD3 RTD4 RTD5 RTD6 RTD7 RTD8 RTD9 RTD10 RTD11 RTD12 Shield
Page 22 - Supply voltage matches the rated supply voltage of the unit.; Acceleration Adjustments
TOSHIBA - 16 TX Series 48 - 1250A THE TX UNIT DEALS WITH POTENTIALLY LETHAL VOLTAGE LEVELS. YOU MUST BE CERTAIN THAT PERSONNEL ARE THOROUGHLY TRAINED IN THE APPLICABLE SAFETY PRECAUTIONS BEFORE PROCEEDING WITH THIS SECTION! 3.1 Preliminary Start-Up Check List Please make the following checks before ...
Page 25 - Sequence of Normal Operation; Initial Voltage
TOSHIBA- 19 TX Series 48 - 1250A 3.5 Sequence of Normal Operation • Apply control power and check that the “Power” LED comes on.(Display 1) • Apply three phase power to the unit. The motor should run only when thestart command is applied. • Apply the start command. (Display 2). The RUN LED will be l...
Page 26 - Chapter 4 - User Interface & Menu Navigation; The TX Series user keypad/keypad operator interface consists of:; Button
TOSHIBA - 20 TX Series 48 - 1250A Chapter 4 - User Interface & Menu Navigation This chapter explains the keypad operator interface, the LCD descriptions and theprogramming features 4.1 Keypad/Operator Interface The TX Series user keypad/keypad operator interface consists of: • 2 row by 20 charac...
Page 27 - LEVEL 1
TOSHIBA- 21 TX Series 48 - 1250A 4.2 Menu Navigation Notes:1. The MENU keys allow you to toggle the screens between the Setpoint Menu and the Metering Menu. Simply use the arrow keys to get to the different screenswithin each menu.Example: To access Setpoint Page 3: PHASE & GROUND SETTINGS, pres...
Page 28 - NOTE: Setpoints can only be changed when the motor is in Stop/; Example 1: Changing Motor FLA; top right corner of the LCD screen that indicates Edit Mode.; MENU
TOSHIBA - 22 TX Series 48 - 1250A 4.2.1 Password Access Screens in Level 1 of the setpoint menu can be changed without passwordaccess because they list basic motor information. Screens in Levels 2and 3 require passwords because they provide more in-depth protectionand control of the TX Series unit. ...
Page 29 - Setpoints Page List; Chapter 5 - Setpoint Programming
TOSHIBA- 23 TX Series 48 - 1250A 5.1 Setpoints Page List The following charts list each Setpoint Page and the programmable functions withinthat page. The applicable section of the manual is also referenced. 5.1.1 Basic Configuration (Setpoint Page 1) 5.1.2 Starter Configuration (Setpoint Page 2) Cha...
Page 36 - RTD Option Configuration Page 9 Cont’d
TOSHIBA - 30 TX Series 48 - 1250A 5.1.9 RTD Option Configuration Page 9 Cont’d 5.1.10 Security Set Password Page 10 Setpoint Page Security Level Description Factory Setting Default Range Section RTD #10 Type Off Same as Stator Phase A1 RTD #10 Description User defined User defined, Up to 15 Characte...
Page 39 - Line Voltage Inut: Applied system nominal voltage.
TOSHIBA- 33 TX Series 48 - 1250A MENU PAGE 1 BASICCONFIGURATION MOTOR FULL LOAD AMPS: 200 AMPS SERVICE FACTOR: 1.15 X FLA OVERLOADCLASS: 10 NEMADESIGN: B INSULATIONCLASS: B LINE VOLTAGEINPUT: 480 VOLTS Range: 50 - 100% of Unit MAX CURRENT AMPSIncrements of 1 Range: 1.00 - 1.3 Increments of 0.01 Rang...
Page 41 - • Dual Ramp: The dual ramp mode works in; This feature can be used with or without the
TOSHIBA- 35 TX Series 48 - 1250A SP.2 Starter Configuration (Setpoint Page 2) Provides multiple choices for starting ramps that can beselected for particular loads and applications. SP2.1 Start Control Mode: Dual Ramp, CustomAccel Curve, Tach Ramp, Jog Voltage, StartRamp 1, Start Ramp 2. • Dual Ramp...
Page 42 - either VOLTAGE or CURRENT.; • Kick Start Time: The time the initial torque
TOSHIBA - 36 TX Series 48 - 1250A either VOLTAGE or CURRENT. • Initial Torque (Initial Voltage #1 or Initial Current #1): Sets the initial start point of eitherthe Voltage Ramp or the Current Ramp. Everyload requires some amount of torque to start froma standstill. It is inefficient to begin ramping...
Page 43 - • Imbalance Alarm Delay: The amount of time the
TOSHIBA- 37 TX Series 48 - 1250A SP.3 Phase & Ground Settings (Setpoint Page 3)(Security Level: 2) Note: Proper phase sequence must be observed whenconnecting the input power. For example, phase Amust lead phase B, which in turn must lead phaseC by 120° respectively. If the phase rotation is not...
Page 44 - continued
TOSHIBA - 38 TX Series 48 - 1250A SP.3 Phase & Ground Settings (Setpoint Page 3) continued MENU PAGE 3 PHASE &GROUND SETTINGS POWER FACTOR LEADP/F ALARM: OFF Range: .01 - 1.00, OFF Increments of .01 (Hit DOWN ARROW two times) P/F LEAD ALARMDELAY: 1 SEC. Range: 1 - 120 SEC Increments of 1 POW...
Page 45 - indicate a leading power factor.
TOSHIBA- 39 TX Series 48 - 1250A SP3.12 Overvoltage Trip Level: Typically used to indicate that the line voltage is too high and atwhich point a trip occurs • Overvoltage Trip Delay: The amount of time that the overvoltage condition must exist before atrip will occur. SP3.13 Undervoltage Alarm Level...
Page 47 - FUNCTIONS
TOSHIBA- 41 TX Series 48 - 1250A SP.4 Relay Assignment (Setpoint Page 4)(Security Level: 2) All of the protection functions of the TX are user programmable to anoutput relay. The factory will ship with all tripping functions assigned toTRIP (AUX1) relay, and all alarm functions to ALARM (AUX2) relay...
Page 51 - • External Input #1 Type: The external input can
TOSHIBA- 45 TX Series 48 - 1250A SP.6 User I/O Configuration (Setpoint Page 6)(Security Level: 2) SP6.7 User Programmable External Inputs: The TXprovides up to 4 digital external inputs which areindividually programmable. A description namecan be assigned to each individual input for easyidentificat...
Page 52 - • If Custom Accel Curve has been set to curve A, B
TOSHIBA - 46 TX Series 48 - 1250A SP.7 Custom Acceleration Curve (Setpoint Page 7)(Security Level: 3) MENU PAGE 7 CUSTOMACCELERATION CURVE CUSTOM ACCEL CURVE: DISABLED Range: DISABLED, CURVE A, B or C (Hit DOWN ARROW six times) CURVE A VOLTAGELEVEL 1: 25% CUSTOM CURVE A CURVE A RAMPTIME 1: 2 SEC CUR...
Page 55 - T allowed
TOSHIBA- 49 TX Series 48 - 1250A SP.8 Overload Curve Configuration (Setpoint Page 8)(Security Level: 3) MENU PAGE 8 OVERLOADCURVE CONFIGURATION BASIC RUNOVERLOAD CURVE (Hit DOWN ARROW seven times) RUN CURVE LOCKEDROTOR TIME: O/L CLASS Range: 1 - 30 SEC, O/L CLASS RUN LOCKED ROTORCURRENT: 600% FLA BA...
Page 56 - Optional
TOSHIBA - 50 TX Series 48 - 1250A SP.9 RTD Configuration (Setpoint Page 9)(Security Level: 3) Optional Please note, this is supplied as an option.Contact factory for more information.
Page 58 - password. The default level 2 password is 100.
TOSHIBA - 52 TX Series 48 - 1250A MENU PAGE 10 SECURITYSET PASSWORD SET LEVEL 2PASSWORD: 100 (Hit DOWN ARROW nine times) SET LEVEL 3PASSWORD: 1000 Range: 000 - 999 Range: 0000 - 9999 SP.10 Set Password (Setpoint Page 10)(Security Level: 3) The TX has three levels of user programmable setpointscreens...
Page 59 - SP11.1 Set Front Baud Rate: Configures the RS232; SP11.2 Set Modbus Baud Rate: Configures the modbus; communications baud rate.; SP11.3 Modbus Address Number: Assigns a Modbus; address to the TX relay.; SP11.4 Set Access Code: Assigns an access code to; the Modbus addressing.; SP11.5 Set Link Baud Rate: Configures the RS422
TOSHIBA- 53 TX Series 48 - 1250A MENU PAGE 11 COMMUNICATIONS SET FRONT BAUDRATE: 9.6 KB/SEC (Hit DOWN ARROW ten times) Range: 2.4, 4.8, 9.6, 19.2 38.4 KB/SEC SET MODBUS BAUDRATE: 9.6 KB/SEC MODBUS ADDRESSNUMBER: 247 SET ACCESS CODECODE: 1 Range: 2.4, 4.8, 9.6, 19.2 38.4 KB/SEC Range: 1 - 247 Increme...
Page 61 - • Motor Design Ambient Temperature: Use
TOSHIBA- 55 TX Series 48 - 1250A SP.12 System Setpoints (Setpoint Page 12)(Security Level: 3) SP12.1 Default Display Screen: This setpoint group allows the user to choose the default screen theTX displays while the motor is running. Selectthe metering page number (1-3), then select themetering scree...
Page 62 - program the time for the TX.; SP13.3 Press Enter to Access Factory Settings: Available; to qualified personnel.
TOSHIBA - 56 TX Series 48 - 1250A SP.13 Calibration & Service (Setpoint Page 13)(Security Level: Factory Use Only) MENU PAGE 13 CALIBRATION& SERVICE SET DATE AND TIME##/##/## ##:## (Hit DOWN ARROW twelve times) ENTER DATE (DDMMYYYY):##/##/#### Range: D = 1 - 31, M = 1-12, Y = 1970 - 2069 Inc...
Page 63 - Metering Page List; Chapter 6 - Metering Pages; Metering
TOSHIBA- 57 TX Series 48 - 1250A 6.1 Metering Page List The following charts list each Metering Page and the functions within that page.The applicable section of the manual is also referenced. 6.1.1 Metering Menu & Data (Metering Page 1) Chapter 6 - Metering Pages The TX Series offers performanc...
Page 66 - Displays the average time required to start.; Screen 10: Displays the amount of time required to start; the motor during the last successful start.
TOSHIBA - 60 TX Series 48 - 1250A MP.1 Metering Menu & Data (Metering Page 1) Displays the basic current metering data:Screen 1: Phase A, B, C and ground fault current. Screen 2: Displays the average current of the % ofimbalance and the motor’s RPM (availablewith tachometer input) Screen 3: Disp...
Page 68 - Screen 27: Allows the user to clear the maximum
TOSHIBA - 62 TX Series 48 - 1250A MP.3 RTD Values (Metering Page 3) Displays the RTD information (when RTD option issupplied) Screen 1: Displays the hottest stator RTD (#1 - 6depending upon number of RTDs used forstator). Screen 2: Displays the hottest non-stator RTD (#7-12 if#1-6 is used for stator...
Page 69 - Displays the present status of the TX Series soft start.; Screen 2: Displays the amount of time remaining; before an overload trip will occur.; Screen 3: Displays the amount of time remaining from
TOSHIBA- 63 TX Series 48 - 1250A MP.4 Status (Metering Page 4) Displays the present status of the TX Series soft start. Screen 1: Displays the present state of the unit asfollows: Screen 2: Displays the amount of time remaining before an overload trip will occur. Screen 3: Displays the amount of tim...
Page 70 - The events are listed from oldest to most recent.
TOSHIBA - 64 TX Series 48 - 1250A :<cause of event>:##/##/## ##:## :<cause of event>:##/##/## ##:## :<cause of event>:##/##/## ##:## :<cause of event>:##/##/## ##:## IA: ###### IB: ######IC: ###### G/F: #### IA: ###### IB: ######IC: ###### G/F: #### IA: ###### IB: ######IC: #...
Page 71 - Displays the information regarding the last trip.; Screen 1: Displays the cause of the last trip.; factor at the time of trip.; Screen 4: Displays the imbalance percentage, the; frequency and the kW at the time of the trip.; Screen 5: Displays the hottest stator RTD temperature
TOSHIBA- 65 TX Series 48 - 1250A MENU (cause of trip)(value at time of trip) Ia: #### Ib: ####Ic: #### G/F: ####.# I/B: ## % Hz: ##.#KW: ######## HOTTEST STATORRTD# # @ ### C HOTTEST NON-STATORRTD# # @ ### C METERING PAGE 6LAST TRIP Screen 2 Screen 4 Vab: ###### Vbc: ######Vca: ###### P/F: ###### Sc...
Page 72 - RTD Trips
TOSHIBA - 66 TX Series 48 - 1250A RUNNING HOURS TOTALTIME: ## ## HOURS TOTAL TRIPS: ### S/C TRIPS: ### START O/L TRIPS: ### RUN O/L TRIPS: ### I/B TRIPS: ### OVERCURRENT TRIPS: ### STATOR TRIPS: ### G/F HISET TRIPS: ###G/F LOSET TRIPS: ### ACCELERATION TIME TRIPS: ### START CURVE TRIPS: ### PRESS EN...
Page 73 - Chapter 7 - Maintenance and Troubleshooting
TOSHIBA- 67 TX Series 48 - 1250A Chapter 7 - Maintenance and Troubleshooting The TX Series is designed to be a maintenance-free product. However, as with all electronic equipment, the unitshould be checked periodically for dirt, moisture or industrial contaminants. These can cause high voltage arc-o...
Page 75 - IMBALANCE TRIP
TOSHIBA- 69 TX Series 48 - 1250A Problem CPU LCD Display LED Aux Relay Possible Cause Solutions No control voltage applied to control board Apply control voltage to TB1 pins 1 and 6 on the power board Control power transformer failure or CPT fuse failure Remove power and replace the power transforme...
Page 76 - SCR Testing Procedure
TOSHIBA - 70 TX Series 48 - 1250A 7.2 SCR Testing Procedure Failure to remove both line and control power before starting this procedure may cause personal injury or death. Remove both line power and control power from the unit and lock out.Disconnect any two motor load leads and any two line leads....
Page 77 - Replacing SCR Devices; • Remove both line and control power from unit, tag and lock out.
TOSHIBA- 71 TX Series 48 - 1250A 7.3 Replacing SCR Devices Two types of SCRs are used in the TX Series depending on the horsepower/amperage rating of the unit. Isolated SCRs are used in smaller units and“hockey puck” type SCRs are used in larger units. (Refer to Chapter 9 forthe main control board l...
Page 79 - Replacing the Main Control Board
TOSHIBA- 73 TX Series 48 - 1250A Once proper force is reached make sure that the SCR pucks aresecurely held between the heatsinks and aligned evenly. • Replace any lugs, MOVs, snubbers, power straps, printed circuitboards and associated wiring that was removed in step 4. Use thefollowing chart to ve...
Page 82 - MAINTENANCE PROGRAM
TOSHIBA - 76 TX Series 48 - 1250A 7.6 MAINTENANCE PROGRAM In order to ensure continued reliable and safe operation of the equipment, a program ofperiodic maintenance must be established. Operating and environmental conditions willusually dictate the frequency of inspection required. NFPA Publication...
Page 83 - DISPOSAL; The original packing should be restored, if possible.; INSPECTION DURING STORAGE
TOSHIBA- 77 TX Series 48 - 1250A 7.7 DISPOSAL/STORAGE DISPOSAL Contact your state environmental agency for details on disposal of electricalcomponents and packaging in your particular area. STORAGE If the starter is to be stored for any length of time prior to installation, the followingprecautions ...
Page 84 - Appendix A - Reference Section; Typical Full Load Current for 3 Phase Motors; Typical Maximum Allowable Start and Stops per hour; ALLOWABLE STARTS AND STARTING INTERVALS
TOSHIBA - 78 TX Series 48 - 1250A Appendix A - Reference Section Typical Full Load Current for 3 Phase Motors HP 115V 200V 208V 230V 460V 575V 2300V 230V 460V 575V 2300V 0.5 4.4 2.5 2.4 2.2 1.1 0.9 0.75 6.4 3.7 3.5 3.2 1.6 1.3 1 8.4 4.8 4.6 4.2 2.1 1.7 1.5 12 6.9 6.6 6 3 2.4 2 13.6 7.8 7.5 6.8 3.4 2...
Page 85 - THREE PHASE SQUIRREL CAGE M OTORS; Typical Maximum Locked Rotor Current; NEMA E
TOSHIBA- 79 TX Series 48 - 1250A 200V 230V 460V 575V 2300V 4000V 0.5 23 20 10 8 0.75 29 25 12 10 1 34 30 15 12 1.5 46 40 20 16 2 57 50 25 20 3 74 64 32 26 5 106 92 46 37 7.5 146 127 63 51 10 186 162 81 65 15 267 232 116 93 20 333 290 145 116 25 420 365 182 146 30 500 435 217 174 40 667 542 290 232 5...
Page 86 - Cooling Consideration for Maintaining Ambient Temperature; RATED CURRENT
TOSHIBA - 80 TX Series 48 - 1250A Cooling Consideration for Maintaining Ambient Temperature RATED CURRENT HEAT GENERATED MINIMUM CFM MINIMUM EXP. S.S. UNITS = AMPS UNITS = W ATTS UNITS = CFM UNITS = SQ.FT. 48 216 38 54 78 351 62 88 120 540 95 135 180 810 143 203 220 990 174 248 288 1296 228 324 414 ...
Page 87 - Appendix B - Record of Setpoint Adjustments
TOSHIBA- 81 TX Series 48 - 1250A Appendix B - Record of Setpoint Adjustments Setpoint Page Security Level Description Factory Setting Default Range Setting Motor Full Load Amps (FLA) Model dependent 50 - 100% of Unit Max Current Rating (Model and Service Factor dependent) Service Factor 1.15 1.00 – ...
Page 95 - Warranty Policy
TOSHIBA- 89 TX Series 48 - 1250A Warranty Policy Toshiba International Corporation ("Company") warrants that all equipment and parts describedherein will be free from defects in materials and workmanship. THIS WARRANTY WILL EXPIREEIGHTEEN (18) MONTHS AFTER THE DATE ON WHICH SUCH EQUIPMENT AN...
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