WEG SSW-03 Plus Series User Manual
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WEG SSW-03 Plus Series User Manual

WEG SSW-03 Plus Series User Manual

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Soft-Starter
Arrancador Suave
Chave de Partida Soft-Starter
User´s
Guide
Guia del
Usuario
Manual
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Summary of Contents for WEG SSW-03 Plus Series

  • Page 1 Soft-Starter Arrancador Suave Chave de Partida Soft-Starter User´s Guide Guia del Usuario Manual do usuário...
  • Page 2 SOFT-STARTER SOFT-STARTER SOFT-STARTER MANUAL MANUAL MANUAL SSW-03 Plus Series Software: version 5.XX 0899.5518 E/8 NOTE! It is very important to check if the Soft-Starter Software is the same as the above.
  • Page 3 ATTENTION! Please check which type of connection is used to connect the SSW-03 Plus to the motor: standard connection or SSW-03 Plus is connected within the motor Delta connection. Standard connection with three cables: the line current of the Soft-Starter is equal to the motor current. 4/U2 2/V1 6/W2...

  • Page 4: Table Of Contents

    SUMMARY SUMMARY QUICK PARAMETER REFER- Parameters ............ ENCES, ERROR MESSAGES Error Messages ..........AND STATUS MESSAGES Soft-Starter Status ........Safety Notices in the Manual ....... SAFETY NOTICE Safety Notices on the Product ..... Preliminary Recommendations ....INTRODUCTION About this Manual ........Version of Software ........
  • Page 5 SUMMARY SUMMARY Commissioning ..........4.3.1 Preparation ........4.3.2 Commissioning and Operation via HMI-3P ..........4.3.3 Commissioning and Operation via Terminals ..........Settings during the Commissioning ..... USE OF THE HMI Description of the HMI-3P Interface .... Use of the HMI-3P ........5.2.1 Use of the HMI-3P for operation ..
  • Page 6 SUMMARY SUMMARY Configuration parameters P28, P43, P44, P46, P50...P57, P61...P64 ......6.4.1 P28 - Operation Mode ......6.4.2 P43 - By-pass relay ......6.4.3 P44 - Energy save ........ 6.4.4 P46 - Default values (it loads factory parameters) ......... 6.4.5 P50 - Function of the relay RL3.... 6.4.6 P51 - Function of the relay RL1 ..
  • Page 7 SUMMARY SUMMARY 8.2.3 Table of Power and Currents for 6 Cable Connection within motor Delta Connection (Ambient Temperature of 40°C (104°F)) ......... 100 8.2.4 Table of Power and Currents for 6 Cable Connection with in motor Delta Connection (Ambient Temperature of 55°C (131°F)) .........

  • Page 8: Quick Parameter References, Error Messages And Status Messages

    QUICK PARAMETER REFERENCES, ERROR MESSAGES AND STATUS MESSAGES Software: V5.XX Application: _______________________________________________________ Type: _____________________________________________________________ Serial Number: ____________________________________________________ Responsable: _____________________________ Date: _____/_____/_____. 1. Parameters Para- Function Adjustable Factory User's Page meter Range Setting Setting Permits parameter OFF, ON changing Regulation Parameter Initial Voltage 25...90% U 30%U...
  • Page 9 QUICK PARAMETER REFERENCES, ERROR MESSAGES AND STATUS MESSAGES Para- Function Adjustable Factory User's Page meter Range Setting Setting Regulation Parameter 120, 170, 205, 255, 290, 340, 410, According to Rated current 475, 580, 670, 800, 950, 1100, 1400A the Model 220, 230, 240, 380, 400, 415, 440, Rated mains voltage 380V...
  • Page 10 QUICK PARAMETER REFERENCES, ERROR MESSAGES AND STATUS MESSAGES Para- Function Adjustable Factory User's Page meter Range Setting Setting OFF - Without Function 1 - Error Reset Digital input 4 program 2 - Extern Error 3 - General Enabling 4 - JOG Function OFF - Without Function 1 - Current %I Analog output program...

  • Page 11: Error Messages

    QUICK PARAMETER REFERENCES, ERROR MESSAGES AND STATUS MESSAGES Para- Function Adjustable Factory User's Page meter Range Setting Setting Second hardware error 1...8 Third hardware error 1...8 Fourth hardware error 1...8 2. Error Messages Display Meaning Phase failure or thyristor fault or motor not connected At the end of time of the programmed acceleration time, the voltage does not reach 100% U due to the current limit.

  • Page 12: Safety Notice

    SAFETY NOTICE This Manual contains all necessary information for the correct installation and operation of the SSW-03 Plus Soft-Starter. This Manual has been written for qualified personnel with suitable training or technical qualifications to operate this type of equipment. 1.1 SAFETY NOTICES The following Safety Notices will be used in this Manual: IN THE MANUAL DANGER!
  • Page 13 SAFETY NOTICE Personnel must review this entire Manual before attempting to install, operate or troubleshoot the SSW-03 Plus. These personnel must follow all safety instructions included in this Manual and/or defined by local regulations. Failure to comply with these instructions may result in personnel injury and/or equipment damage.

  • Page 14: Introduction

    As the SSW-03 Plus can be applied in several ways, it is impossible to describe here all of the application possibilities. WEG does not accept any responsibility when the SSW-03 Plus is not used according to this Manual. No part of this Manual may be reproduced in any form, without the written permission of WEG.

  • Page 15: Abbreviations Used

    - Digital input No X - Soft-Starter nominal output current - Rated mains voltage - Light Emitting Diode The SSW-03 Plus series is a totally microprocessor controlled 2.4 - ABOUT THE Soft-Starter series which controls the starting current of three- SSW-03 PLUS phase induction motors.
  • Page 16 INTRODUCTION Width Depth Height Weight Rated Current mm (in) mm (in) mm (in) (Lb) 16.8 120A (8.82) (9.61) (14.37) (37.04) 170A 20.2 205A (8.82) (10.12) (18.9) (44.53) 255A 290A 41.8 340A (20.51) (12.4) (20.86) (92.15) 410A (20.51) (12.79) (23.81) (110.20) 475A 58.8 580A...

  • Page 17: Simplified Block Diagram Of The Ssw-03 Plus

    INTRODUCTION 2.4.2 - Simplified Block Diagram of the SSW-03 Plus Figure 2.2 - Simplified Block Diagram of the SSW-03 Plus In the power stage, the line voltage is controlled by means of 6 SCR’s that allow the variation of the conduction angle of the voltage supplied to the motor.

  • Page 18: Description Of The Control Board - Ccs 3.0X

    INTRODUCTION 2.4.3 - Description of the control board - CCS 3.0X Figure 2.3 - Layout of the electronic control board CCS 300 or CCS 3.01...

  • Page 19: Product Identification

    - PL INPUT DATA OUTPUT DATA/MAXIMUM CURRENT RATING FOR CONTINUOUS DUTY SERIAL NUMBER ELECTRONIC/FAN DATA FABRICATION DATE WEG ITEM Soft-Starter Type SSW-03 - PL Options : + I with remote HMI 1- 110/120 V Voltage of the electronics 2- 220/230 V...

  • Page 20: Installation

    INSTALLATION 3.1 - MECHANICAL The location of the installation is a determinaning factor for INSTALLATION obtaining a good performance and a normal useful life of its components. Regarding the installation of the Soft-Starter we make the following recommendations: 3.1.1 - Environment Avoid direct exposure to sunlight, rain, high moisture and sea air.

  • Page 21: Location/Mounting

    INSTALLATION Install the Soft-Starter in Vertical Position: 3.1.2 - Location / Mounting  Allow for free space around the SSW-03 Plus, as shown in Figure 3.1.  Install the Soft-Starter on a flat surface.  External dimensions, fastenings drillings, etc. according to Figure 3.2.
  • Page 22 INSTALLATION Type Width Height Depth Fasten. Fasten. Fasten Weight Degree bolt Protect. mm (in) mm (in) mm (in) mm (in) mm (in) (lb) (5/16") (37.04) Chassis 120A (8.82) (14.37) (9.61) (13.78) (6.89) 16.8 IP00 (5/16") (44.53) Chassis 170/205A (8.82) (18.9) (10.12) (17.72) (6.89)

  • Page 23: Kit Ip20

    Table for conduits of the Kit IP20 Type Control Power Grounding Kit IP20 SSW-03 Plus ( A ) Conduit Conduit Conduit Weg Item-N ( In ) ( In ) ( In ) ½ 1 ½ 417112100 ½ 2 ½ 417112101 ½...
  • Page 24 INSTALLATION The Kit IP20 must be installed at the bottom of the SSW-03 Plus after it has been. This Kit IP20 is fixed to the Soft-Starter by means of screws supplied with the Kit. Figure 3.3 - SSW-03 Plus with Kit IP20...

  • Page 25: Connections Within The Motor Delta Connection

    INSTALLATION 3.1.4 - Connections When connection is made within the motor connect as delta Within the Motor connection, follows : Delta Connection NOTE! 1)The connection cables of the Soft-Starter to the line supply, or the line supply isolation contactor must be able to carry the motor rated current, and the motor connection cables to the Soft-Starter, and/or the bypass contactor must be able to carry 58% of the motor rated current.

  • Page 26: Electrical Installation

    INSTALLATION ATTENTION! The connection of the motor to the Soft-Starter must be realized carefully. Follow strictly the connection diagrams according to the winding types shown in figure 3.5 and item 6.4.1. If reversal of motor direction of rotation is required, change the Soft-Starter connection to the line supply.
  • Page 27 INSTALLATION Figure 3.4 - Power and Grounding Connections for standard connection Figure 3.5 - Power and Grounding Connections for connection within the motor delta connection. See also item 6.4.1 in the manual...
  • Page 28 INSTALLATION The line voltage must be compatible with the rated voltage  of the Soft-Starter. For installation use the cable cross sections and the fuses  recommended in Table 3.1, 3.2, 3.3, 3.4. Maximum torque as indicated in table 3.5. Power factor correction capacitors must never be installed ...
  • Page 29 INSTALLATION Table 3.1- Recommended fuses Type Standard Connection Within the Motor Delta I²t of the SCR SSW-03 Plus (A) Connection (A²s) 119.3k 256k 330k 370k 370k 370k 1250 1452k 1400 4250k 1600 4250k 1600 4250k 2000 1400 4250k 2200 1600 14000k 1100 1600...
  • Page 30 INSTALLATION Copper cables with PVC 70°C (158°F) isolation, with ambient temperature of 40°C (104°F) installed in perforated conduits and not bunched. Non insulated or silver plated bus bars with rounded edges with 1 mm radius with ambient temperature of 40°C (104°F) and bus temperature of 80°C (175°F). For cor- rect cable dimensioning, consider the installation conditions and the max.
  • Page 31 INSTALLATION Copper cables with PVC 70°C (158°F) isolation, with ambient temperature of 40°C (104°F) installed in perforated conduits and not bunched. Non insulated or silver plated bus bars with rounded edges with 1 mm radius with ambient temperature of 40°C (104°F) and bus temperature of 80°C (175°F).
  • Page 32 INSTALLATION The SSW-03 Plus is suitable for use on a circuit capable of delivering not more than X Arms (see below) symmetrical amperes, Y volts maximum, when protected by Ultra-fast Semiconductor Fuses. Table 3.6 - Maximum current capacity of the power supply Within the Motor Delta Connection Standard Connection Type...

  • Page 33: Location Of The Power/Grounding/ Fans Connection

    INSTALLATION 3.2.2 - Location of the power/grounding/ fans connection Figure 3.7 - Location of the power/grounding connection 3.2.3 - Signal and The signal (digital inputs/outputs output by relay) are performed through the following connectors of the Control Control Board CCS2.0X (see location in Figure 2.3, page 17). Connections X1 : Electronics supply (144mA for 110Vac;...

  • Page 34: Description Of The X2 Connector

    INSTALLATION 3.2.3.1 - Description of the X2 Connector Figure 3.8 - Description of the X2 (CCS3.00 or CCS3.01 connector)

  • Page 35: Fan Connections

    INSTALLATION When installing the signal and control wiring, please note the following: Cable cross-section: 0.5...1.5mm  Relays, contactors, solenoid valves or breaking coils  installed near to Soft-Starters can generate interferences in the control circuit. To eliminate this, you must install RC supressors connected in parallel with the coils of these device, when fed by alternate current and free wheel diodes when fed by direct current.

  • Page 36: Combination Drive "A" Operation By Hmi, Standard Connection

    INSTALLATION 3.2.5 - Combination With the factory standard programming, you can operate the drive "A" Soft-Starter with the minimum connection shown in Figure Operation by 3.9. HMI, Standard This operation mode is recommended for users who operate Connection the Soft-Starter for the first time, as an initial training form. Figure 3.9 - Minimum connections for operation through HMI Note:It's necessary to use normal fuses or breaker to protect the installation.
  • Page 37 INSTALLATION of maintenance the input fuses must be removed for a complete disconnection of the SSW-03 Plus from the line. For the integral motor protection it's recommended to install one or more thermostats in the motor. If the ther- mostat is not used, the external input error (DI3) from SSW-03 Plus must be connected to +Vdc.

  • Page 38: Combination Drive "B" Operation Through Terminals, Standard Connection

    INSTALLATION 3.2.6 - Combination Shown in Figure 3.10 is an example of a typical combination drive circuit. For other application needs, we recommend the Drive "B" following: Operation Through to analyse the application  Terminals, Standard to study the SSW-03 Plus programming possibilities ...

  • Page 39: Combination Drive "C" Operation Through Terminals, Connection Within The Motor Delta Connection

    INSTALLATION The isolation contactor "K1" is optional, and is not necessary for the SSW-03 Plus operation. However due to protection and safety reasons it is recommended. In case of maintenance the input fuses must be removed for a complete disconnec- tion of the SSW-03 Plus from the line.
  • Page 40 INSTALLATION OPTIONAL OPTIONAL PLUS OPTIONAL Note: It's necessary to use normal fuses or breakers to protect the installation. Ultra-Rapid fuses are not necessary for the SSW-03 operation, but they are recommended for SCR protection. The transformer "T" is optional and must be utilized when the line voltage is different than the electronics and fan voltage.

  • Page 41: Installation Of Optional Devices

    INSTALLATION 3.3 - INSTALLATION OF OPTIONAL DEVICES 3.3.1 - HMI-3P ON THE PANEL DOOR 3.3.1.1 - Mechanical When installed on the panel door, the following is installation recommended: temperature within the range of 0 C to 55 C (32°F to ...

  • Page 42: Electrical Installation

    INSTALLATION 3.3.1.2 - Electrical The connection of the HMI-3P to the Soft-Starter is made installation through shielded flat cable connected to XC6 on the CCS3.0X control board. The shielding must be connected through a Faston type terminal near to XC6, as shown in Figure 3.12. This cable must be laid separately from the other wirings at a minimum distance of 100mm (3.94in).

  • Page 43: Power-Up/Commissioning

    POWER-UP/COMMISSIONING This Section deals with the following: How to check and prepare the Soft-Starter before up.  How to up and check if the power-up has been succesful.  How to operate the Soft-Starter according to the combi-  nation drives "A" and "B" after it has been installed. (See Electrical Installation).

  • Page 44: Commissioning

    POWER-UP/COMMISSIONING 4.2 - POWER-UP After the Soft-Starter has been prepared it can now be powered-up: Check the supply voltage: Measure the line voltage and check if it is within the permitted range (rated voltage + 10% / -15%). Power-up the input and switch on the control voltage: Close the input circuit breaker.

  • Page 45: Preparation

    POWER-UP/COMMISSIONING 4.3.1 - Preparation DANGER! Even after disconnectiong the supply, high voltage can be present. Wait at least 3 minutes after switching OFF the equipment to allow full discharge of the capacitors. The Soft-Starter must be installed and powered up as ...

  • Page 46: Commissioning And Operation Via Terminals

    POWER-UP/COMMISSIONING 4.3.3. - Commissioning Connections according to figure 3.10. and Operation via Terminals ACTION RESULT INDICATION Soft-Starter realizes self-diagnosis.  Power-up the driving Soft-Starter ready to be Start/Stop = open programmed. Press It permits changing of  Press parameters Press Press It enables to change the ...

  • Page 47: Settings During The Commissioning

    POWER-UP/COMMISSIONING ACTION RESULT INDICATION Motor starts  Close X2:1-5 After starting time has been  Switch Off by ramp provided P04  Open X2:1-5 is set by parameters. P04 = 20s; P03 = 80% Soft-Starter is powered up.  NOTES: Symbol of the LEDs Start/Run LED ON LED Flashing...
  • Page 48 POWER-UP/COMMISSIONING P21 -Motor Current Setting: Motor overload protection (Standard: OFF) This setting is set OFF at factory. This means that it is disabled and there is no motor overload protection. For an efficient motor protection, set as described in Section 6.5.1 of this manual.

  • Page 49: Use Of The Hmi

    USE OF THE HMI This Section describes the Human-Machine Interface (HMI- 3P) and the programming mode of the Soft-Starter, providing the following information: General description of the HMI-3P  Use of the HMI-3P  SSW-03 Plus Parameter Organization  Access to the parameters of the Soft-Starter ...

  • Page 50: Use Of The Hmi-3P

    USE OF THE HMI The HMI-3P is a simple interface wich permits the operation 5.2 - USE OF THE HMI-3P and the programming of the Soft-Starter. It permits the following functions: Display of the Soft-Starter operation status, as well as ...

  • Page 51: (Display)

    USE OF THE HMI 5.2.2 - Signalling/ a) Monitoring Variables: Indications of the HMI-3P P72 - Value of the (Display) output current at percentage level of the switch P73 - Value of the output current in Amperes P74 - Value of the active power in kW P75 - Value of the apparent power in...
  • Page 52 USE OF THE HMI P76 - Load power factor value. P77 - Value of the output voltage at percentage level. P82 - Value of motor thermal protection status. P96 - Last hardware error.
  • Page 53 USE OF THE HMI P97 - Second hard- ware error. P98 - Third hard- ware error. P99 - Fourth hard- ware error.

  • Page 54: Parameter Changing

    USE OF THE HMI Flashing Display Display flashes in the following conditions: Changing attempt of one non permitted parameter (see  Item 5.3.1) Soft-Starter in fault condition (see Section: Maintenance)  All information exchange between the Soft-Starter and the 5.3 - PARAMETER user is made through parameters.

  • Page 55: Selection/Changing Parameters

    USE OF THE HMI 5.3.1 - Selection/Changing Parameters ACTION COMMENTS DISPLAY Use the keys Localize the parameter P00 Press key Numeric value associated with the parameter Press key Permit changing the pa- rameters value. *3 Press key Use the keys Localize the desired parameter Press key...
  • Page 56 USE OF THE HMI CHANGING/ CHANGING READING READ ' ? ' SELECT/DISPLAY PERMIT THE ACCESS SELECT P00 DESIRED TO CHANGE THE ADJUST P00 = ON PARAMETER PARAMETERS *3 PARAMETER DISABLE NEEDS STOPPED THE MOTOR MOTOR FOR ADJUSTMENT ' ? ' SELECT/SET DESIRED PARAMETER...

  • Page 57: Detailed Parameter Description

    DETAILED PARAMETER DESCRIPTION This section describes in detail all the Soft-Starter parameters. In order to facilitate the description, the parameters were grouped by characteristics and functions Variables which can be seen Read Parameters on the display, but they can not be changed by the user. They are adjustable values Regulation Parameters and used according to the...

  • Page 58: Read Parameters - P71

    DETAILED PARAMETER DESCRIPTION 6.2- READ PARAMETERS - P71...P77, P82, P96...P99 6.2.1 - P71 - Software It indicates the Software Version contained in the CPU  Version (integrated circuit D1 CCS3.0X) 6.2.2 - P72 - Motor It indicates the output current of the Soft-Starter in ...

  • Page 59: Last Errors

    DETAILED PARAMETER DESCRIPTION 6.2.9 - Last errors P96 - Last hardware error P97 - Second hardware error P98 - Third hardware error P99 - Fourth hardware error They indicate the codes of the last, second, third and fourth  error. The register indicates the last 4 Soft-Starter errors or faults.

  • Page 60: P02 - Time Of The Acceleration Ramp

    DETAILED PARAMETER DESCRIPTION 6.3.3 - P02-Time of the If defines the time of the voltage a ramp, as shown in fi-  Acceleration gure 6.1, provided the Soft-Starter does not enter in Ramp current limitation (P11).  When in current limitation, P02 acts as protection time against locked rotor.

  • Page 61: P04 - Time Of The Deceleration Ramp

    DETAILED PARAMETER DESCRIPTION t (s) Pressing Figure 6.2 - Deceleration Ramp 6.3.5 - P04-Time of the  Used in pump applications. See item 6.3.19.It defines the deceleration time of the deceleration ramp that will be effected at the ramp level set at P03 up to the thyristor locking voltage which is approx.
  • Page 62 DETAILED PARAMETER DESCRIPTION Figure 6.3 - Current Limitation P11- Calculation  To limit the current at 2.5 x I of the motor: example for 1) Standard Connection setting of current of the switch = 170A limitation of the motor = 140A =250% of the of the motor 2.5x 140A =350A...

  • Page 63: P12 - Immediate Overcurrent

    DETAILED PARAMETER DESCRIPTION 6.3.7- P12-  It adjusts the instantaneous overcurrent level that the Immediate motor or Soft-Starter permits during a time preset at P13, overcurrent after then the switch is switched Off, indicating E06, as of the shown in Figure 6.4. switch) NOTE! This function is activated only at full voltage after the motor...

  • Page 64: P14 - Immediate Undercurrent

    DETAILED PARAMETER DESCRIPTION 2) Within the motor delta connection of the switch = 120A of the motor = 140A 1.4 x 140A = 196A of the switch within delta 120A x 1.73 = 207.8A 196A 196A 0.94 x switch delta switch 207.8A P12 = 94% of of delta switch = 140% of the...

  • Page 65: P13 - Immediate Overcurrent Time

    DETAILED PARAMETER DESCRIPTION 2) Within the motor delta connection of the switch = 120A of the motor = 140A 70% of 140A = 0.7 x 140A = 98A of the switch within delta 120A x 1.73 = 207.8A 0.47 x switch delta switch 207.8A...

  • Page 66: P23 - Rated Voltage Of The Soft-Starter

    DETAILED PARAMETER DESCRIPTION Factory Possible Values Standard According 120, 170, 205, 255, 290, 340, 410, 475, P22 - Rated current of the Soft-Starter to the 580, 670, 800, 950, 1100, 1400A type NOTE! When a Soft-Starter is connected within the motor delta connection (P28=ON), the rated current of the Soft- Starter is set automatically to 1.73 x I , of the Soft-Starter.

  • Page 67: P33 - Voltage Level Of The Jog Function

    DETAILED PARAMETER DESCRIPTION 6.3.14 P33 - Voltage  This parameter realizes the acceleration ramp up to the set value of the JOG voltage during the time at which level of the JOG the digital Input (DI4) is closed. After opening, DI4 reali- function zes the deceleration via ramp, provided this function has been enabled at P04.

  • Page 68: Dc-Braking Voltage Level (%Un)

    DETAILED PARAMETER DESCRIPTION 6.3.16 - P35 - DC-Brak- This parameter sets the AC line voltage, that is converted directly into DC voltage and applied on the motor ing voltage level terminals during the braking time. Factory min. Range max. Standard shortest step P35 - DC braking voltage level (% ) 6.3.17 -P36 - Time...

  • Page 69: P41 - Voltage Pulse Time At The Start

    DETAILED PARAMETER DESCRIPTION Operation by two wire digital input (DI1) Attention: The SSW controller will not accept a new Start command during the time, adjusted in P36, elapses after Stop. Identically to serial interface communication. NOTE! Use this function only if you need to avoid excessive starting and stopping.

  • Page 70: P42 - Voltage Pulse Level At The Start

    P42 - Voltage pulse level at the start 70%U 90%U 6.3.20 - P45 - Pump Weg has developed for a special algorithm for  Control application with centrifugal pumps (Quadratic Torque). This special algorithm is used to minimize pressure overshoots in the hydraulic pipeline, that can cause ruptures or excessive wear.
  • Page 71 DETAILED PARAMETER DESCRIPTION P02 = 15 s (acceleration time) P03 = 80% U (voltage step during deceleration) P04 = 15 s (deceleration time) P11 = OFF (Current Limit) P14 = 70% I (switch undercurrent) P15 = 5s ( Undercurrent Time) P43 = OFF (By-pass relay) The other parameters continue with their previous values.

  • Page 72: P47 - Auto-Reset Time

    DETAILED PARAMETER DESCRIPTION NOTE! If no manometer is installed in the pipelines, the hydraulics ram can be observed through the pressure relief valves. NOTE! Excessive acceleration or deceleration times can cause motor overheating. Program them for your application as short as possible.
  • Page 73 DETAILED PARAMETER DESCRIPTION For the delta inside connection the Soft-Starter SSW-03 is installed separately in each winding of the motor through 6 cables. In this type of connection the circulating current of the Soft-Starter is only the 58% from the nominal current of the motor. This char- acteristic changes the relation between the motor nominal cur- rent and the nominal current of the Soft-Starter.
  • Page 74 DETAILED PARAMETER DESCRIPTION Within the motor delta connection with motor double delta serial connected. 10/U4 2/V1 4/U2 7/U3 8/V3 5/V2 1/U1 11/V4 12/W4 6/W2 9/W3 3/W1 Within the motor delta connection with motor double delta parallel connected. 4/U2 2/V1 10/U4 1/U1 8/V3 5/V2...

  • Page 75: P43 - By-Pass Relay

    DETAILED PARAMETER DESCRIPTION ATTENTION! The connection of the motor to the Soft-Starter must be made carefully. Follow strictly the connection diagrams according to the winding types shown in Figure 3.5 and item 6.4.1. If reversal of motor direction of rotation is required, change the Soft-Starter connection to the network only.

  • Page 76: P44 - Energy Save

    DETAILED PARAMETER DESCRIPTION This function can be enabled or disabled. When enabled, 6.4.3 - P44 - Energy its function is to reduce the losses in the motor air gap, Save when motor runs without load or only drives a partial load. NOTE! 1) The total energy save depends on the load which is driven by the motor.

  • Page 77: P50 - Function Of The Relay Rl3

    DETAILED PARAMETER DESCRIPTION  6.4.5 -P50 - Function It enables the Relay RL3 to operate according to the parameters set below: of the Relay RL3 1- The N.O. contact from RL3 is closed when the SSW-03 Plus does not have a fault condition. 2- The N.O.

  • Page 78: P52 - Function Of The Relay Rl2

    DETAILED PARAMETER DESCRIPTION 3 - Function direction of rotation. The relay is ON when digital input (DI3) is closed, and OFF when digital input is open (DI3). The relay controls a contactor that must be connected at the SSW-03 Plus output, which reverse the direction of rotation by inverting two motor phases - See Item 9.7 - Typical Appli- cation with Reversal.

  • Page 79: P53 - Programming Of The Digital Input 2

    DETAILED PARAMETER DESCRIPTION Figure 6.9 - Operating mode of the RL2 for the DC braking NOTE! 1) Before starting programming, make all needed external connections. 2) DC-Braking cannot be performed when the Soft-Starter is con- nected within the motor delta connection (P28=ON). Factory Standard Possible Values...

  • Page 80: P54 - Programming Of The Digital Input

    DETAILED PARAMETER DESCRIPTION 4 - Three Wire Control = allows control of the Soft-Starter through digital inputs: DI1 (X2:1) start input and DI2 (X2:2) stop input. According to item 9.3. Factory Possible Values Standard P53 - Programming of the Digital Input 2 OFF, 1, 2, 3, 4 (DI2) 6.4.9 - P54 - Programming...

  • Page 81: P56 - Programming Of The Analog Output

    DETAILED PARAMETER DESCRIPTION Factory Standard Possible Values P55 - Programming of the Digital Input OFF, 1, 2, 3, 4 4 (DI4) 6.4.11 - P56 - Programming This parameter enables the analog 8 bits output (X2:8 and X2:9) (Voltage 0...10Vdc - gain adjustable at P57) of the analog and indicates the following magnitudes: output...

  • Page 82: P61 - Control Enabling

    DETAILED PARAMETER DESCRIPTION Factory min. Range max. Standard shortest step P57 - Analog Output (8 bits) Gain 1.00 0.00 0.01 9.99 6.4.13 - P61 - Control enabling Table 6.1 - Command that depend on the P61 adjust P61 = OFF P61 = ON Comands Description...

  • Page 83: P62 - Address Of The Soft-Starter At The Communication Network

    DETAILED PARAMETER DESCRIPTION and also via serial (provided P61=ON). If more than one Digital Input is programmed for this function, the first that opens will be the emergency stop. If the command is also enabled for serial operation (P61=ON), all Digital Inputs programmed to General Enabling must be closed.

  • Page 84: P63 - Watch Dog Time Of The Serial Communication

    DETAILED PARAMETER DESCRIPTION Factory min. Range max. Standard shortest step P62 - Address of the Soft-Starter on the Communication Network 6.4.15 - P63 - Watch Dog This parameter can enable or disable the serial Time of the communication watch dog, as well as set the watch dog Serial time.

  • Page 85: Motor Parameters

    DETAILED PARAMETER DESCRIPTION Factory Standard Posibles Values P64 - Action After Watch Dog Time is 1, 2, 3 Elapsed 6.5 - MOTOR PARAMETERS: P21, P25, P26, P27 6.5.1 - P21 - Motor Sets the motor current value percentually relating to rated Current Setting switch current.

  • Page 86: P25 - Thermal Class Of The Motor Protection

    DETAILED PARAMETER DESCRIPTION NOTE! The error E04, motor overload, remains in the memory, even if the CPU is reset, and when the CPU is switched Off, the last value is stored. The value is only decremented with the switch On and the motor Off. Factory min.
  • Page 87 DETAILED PARAMETER DESCRIPTION The cooling time of the thermal image depends on the motor power, i. e., for each power, a different cooling time is considered. If a different cooling time is required, this setting can be made at P27. The estimated value for the motor temperature is saved in non-volatile memory always the control board is switched off.
  • Page 88 DETAILED PARAMETER DESCRIPTION t (s) 1000 Class 30 Class 25 Class 20 Class 15 Class 10 Class 5 x In Figure 6.11 - Thermal Classes for Hot Motor Protection To determine the actuation times for applications inbetween no load and full load condition a multiplication factor dependent on the percentage of the motor current has to be applied.
  • Page 89 DETAILED PARAMETER DESCRIPTION EXAMPLE: Correction of the actuation time: A motor operating at 80% In is switched off and switched on immediately. The starting duty is 3xIn @ 25s. The selected Thermal Class is Class 20 with 39s @ 3xIn. The correction factor for 80% In in the table 6.4 is 0.35.

  • Page 90: P26 - Motor Service Factor

    DETAILED PARAMETER DESCRIPTION Now it is known that Thermal Class 15 allows cold start and Thermal Class 30 is the upper limit. Thus you must select a Thermal Class between these two Thermal Classes by considering the number of starts per hour and the time interval between motor On-Off procedures.

  • Page 91: P27 - Auto-Reset Of The Thermal Motor Image

    ON and OFF. The algorithm that realizes this simulation is base on tests applied on WEG motors IP55 standard according to your power programmed in the Soft-Starter parameters.

  • Page 92: Maintenance

    MAINTENANCE The Soft-Starter can indicate an error of incorret 7.1 - ERROR AND programming (E24), serial errors (E2X) and Hardware POSSIBLE errors (E0X). CAUSES 7.1.1 - PROGRAMMING The error of incorrect programming (E24) does not ERROR permit that the value, changed incorrectly, be (E24) accepted.
  • Page 93 MAINTENANCE Solution: Connect a three-phase reactance in series with the motor supply line. In this case, contact the manufacturer. Note: Actuation form of the errors: All errors E01...E08 switch Off the relay RL3 and disable the thyristor firing and indicate the error on the display. Table 7.1- Hardware errors ERROR RESET...
  • Page 94 MAINTENANCE Table 7.2 - Hardware errors and possible solutions POINT TO BE CORRECTIVE ACTION PROBLEM CHECKED Check all power and control connections. For Wiring not correct  instance, check the digital input of extern error that must be connected to +24V. Wrong Motor does ...
  • Page 95 MAINTENANCE Table 7.3 - Periodical Inspections after the commissioning COMPONENT PROBLEM CORRECTIVE ACTION Loose screws Terminals, connectors Tighten them (2). Loose connectors Fans are dirt Clean them.(2) Abnormal acoustic noise Fans ( )/ cooling System Replace the fan. Abnormal vibration Dust in the air filter Clean or replace it.(3) Dust, oil, moisture...

  • Page 96: Preventive Maintenance

    MAINTENANCE 7.2 - PREVENTIVE MAINTENANCE DANGER! Disconnect always the supply voltage before attempting to service any electric component of the Soft-Starter. Even after switching OFF the Soft-Starter, during a certain time high voltages may be present. Thus wait 3 minutes to allow a complete discharge of the power capacitors.

  • Page 97: Cleaning Instructions

    MAINTENANCE 7.2.1 - CLEANING IN- When it is necessary to clean the Soft-Starter folow these STRUCTIONS guidelines: a) Cooling system: Switch OFF Soft-Starter power supply. Remove all the dust located on the ventilation openings of the enclosure using a plastic brush or flannel. Remove all the dust accumulated on the heatsink fins and fans using compressed air.

  • Page 98: Spare Part List

    MAINTENANCE 7.4 - SPARE PART LIST Types (Amper) 220...440 Vac Name Specification 120 170 205 255 290 340 410 475 580 670 800 900 1100 1400 Item N Units per Soft-Starter 0303.8238 Thyristor Module 160A 1200V Thyristor 0303.8262 Thyristor Module 230A 1200V Module 0303.8980 Thyristor Module 250A 1200V...
  • Page 99 MAINTENANCE Types (Amper) 460...575 Vac Name Item N Specification 120 170 205 255 290 340 410 475 580 670 800 900 1100 1400 Units per Soft-Starter 0303.9617 Thyristor Module 160A 1600V Thyristor Thyristor Module 230A 1600V 0303.9552 Module 0303.9560 Thyristor Module 250A 1600V Disc thyristor 720A 1600V 0303.9579 0303.9587...

  • Page 100: Technical Characteristics

    3325 1400 1080 1296 4153 671 1200 895 NOTE! The maximum, powers indicated in the table above are based on 3 x I @ 30s and 10 starts per hour. They are also based on WEG IV pole standard Motors.

  • Page 101: Cable Connection With In Motor Delta Connection (Ambient Temperature Of 55°C (131°F))

    The max. powers indicated in the Table above are based on @ 25s and 10 starts per hour. They are also based on WEG IV pole standard motors. The max. continuous duty current indicated above can only be applied for continuous duty with only 1 start per hour,...

  • Page 102: Mechanical Data

    TECHNICAL CHARACTERISTICS See figure 8.3 - MECHANICAL Finish: - Electrostatic Epoxy Powder Paint DATA - Colour: Cover - light-gray - RAL 7032 Cabinet - dark-gray - RAL 7022 8.4 - ELECTRONICS Permited mains oscillations: DATA  Voltage: 110/120V or 220/230V ...
  • Page 103 TECHNICAL CHARACTERISTICS 05 keys: ON, OFF, parameter content / increase, parameter / content / decrease, parameter / content. 04 Displays - 7 segment LEDs Permits access / changing of all parameters Human Machine HMI-3P Display accuracy Interface (Destachable) - Current: ± 10% at full scale - Power: ±...

  • Page 104: Appendix

    APPENDIX 9.1 CONFORMITY The SSW-03 line, the models 120...580A with 200V to 400 rated voltage were tested too meet the following. 9.1.1 EMC AND LVD EMC Directive 89/336/EEC (Electromagnetic Compatibility), DIRECTIVES using a Technical Construction File and the following standards: EN60947-4-2: Low-voltage switchgear and controlgear Part 4, contactors and motor-starters Section 2.
  • Page 105 APPENDIX 9.1.2.2 Low Voltage The following items are required for CE conformance: Directive (LVD) 1. The same as item 1 above. 2. The installation must provide a supply disconnecting (isolation) device. A hand-operated supply disconnecting device must be provided for each income supply and be near to the equipment.

  • Page 106: Recommended Application With Terminals For Two Wire Control

    APPENDIX 9.2 - RECOMMENDED APPLICATION WITH TERMINALS FOR TWO WIRE CONTROL STOP OPTIONAL START PLUS Parameter Program Obs.: It's necessary to use normal fuses or breaker to protect the installation. Ultra-Fast fuses are not necessary for the SSW-03 Plus operation, but they are recommended for SCR protection.

  • Page 107: Recommended Application With Terminals For Three Wire Control

    APPENDIX 9.3 - RECOMMENDED APPLICATION WITH TERMINALS FOR THREE WIRE CONTROL OPTIONAL PLUS Parameter Program OPTIONAL Obs.: It's necessary to use normal fuses or breaker to protect the installation. Ultra-Fast fuses are not necessary for the SSW-03 Plus operation, but they are recommended for SCR protection.

  • Page 108: Recommended Application With Terminals For Three Wire Control And Power Isolation Contactor

    APPENDIX 9.4 - RECOMMENDED APPLICATION WITH TERMINALS FOR THREE WIRE CONTROL AND POWER ISOLATION CONTACTOR OPTIONAL OPTIONAL PLUS Parameter Program OPTIONAL Obs.: It's necessary to use normal fuses or breaker to protect the installation. Ultra-Fast fuses are not necessary for the SSW-03 operation, but they are recommended for SCR protection.

  • Page 109: Recommended Application With Terminals For Three Wire Control And By-Pass Contactor

    APPENDIX 9.5 - RECOMMENDED APPLICATION WITH TERMINALS FOR THREE WIRE CONTROL AND BY-PASS CONTACTOR OPTIONAL PLUS OPTIONAL Parameter Program Obs.: It's necessary to use normal fuses or breaker to protect the installation. Ultra-Fast fuses are not necessary for the SSW-03 Plus operation, but they are recommended for SCR protection.

  • Page 110: Recommended Application With Terminals For Three Wire Control And Dc Braking

    APPENDIX 9.6 - RECOMMENDED APPLICATION WITH TERMINALS FOR THREE WIRE CONTROL AND DC BRAKING OPTIONAL PLUS Program Parameter OPTIONAL Higher than OFF Load set Obs.: It's necessary to use normal fuses or breaker to protect the installation. Ultra-Fast fuses are not necessary for the SSW-03 Plus operation, but they are recommended for SCR protection.

  • Page 111: Recommended Application With Terminals For Three Wire Control And Motor Speed Reversal

    APPENDIX 9.7 - RECOMMENDED APPLICATION WITH TERMINALS FOR THREE WIRE CONTROL AND MOTOR SPEED REVERSAL OPTIONAL PLUS OPTIONAL Parameter Program Obs.: It's necessary to use normal fuses or breaker to protect the installation. Ultra-Fast fuses are not necessary for the SSW-03 Plus operation, but they are recommended for SCR protection.

  • Page 112: Recommended Applications With Pc Or Plc Command

    APPENDIX 9.8 - RECOMMENDED APPLICATION WITH PC OR PLC COMMAND OPTIONAL PLUS OPTIONAL Parameter Program ADDRESS Obs.: It's necessary to use normal fuses or breaker to protect the installation. Ultra-Fast fuses are not necessary for the SSW-03 Plus operation, but they are recommended for SCR protection.

  • Page 113: Recommended Application With Control By

    APPENDIX 9.9 - RECOMMENDED APPLICATION WITH CONTROL BY THREE WIRE DIGITAL INPUTS AND POWER ISOLATION CONTACTOR AND CONNECTION WITHIN THE MOTOR DELTA CONNECTION OF THE 6 CABLE MOTOR OPTIONAL OPTIONAL PLUS OPTIONAL Parameter Programming Obs.: It's necessary to use normal fuses or breaker to protect the installation.
  • Page 114 APPENDIX NOTE! Contactor "K1" is necessary to protect the motor in case there is a phase failure which is caused by damage in the SSW-03 Plus power circuit with the application of the power isolation contactor. For motor connection, see Item 6.4.1.

  • Page 115: Recommended Drive With Control By Three-Wire Digital Inputs, With By-Pass Contactor And Connection Within The Motor Delta Connection Of The Motor With 6 Cables

    APPENDIX 9.10 - RECOMMENDED DRIVE WITH CONTROL BY THREE-WIRE DIGITAL INPUTS, WITH BY-PASS CONTACTOR AND CONNECTION WITHIN THE MOTOR DELTA CONNECTION OF THE MOTOR WITH 6 CABLES optional PLUS OPTIONAL Parameter Programming Obs.: It's necessary to use normal fuses or breaker to protect the installation.

  • Page 116: Recommended Application With Terminals For Three Wire Control For Several Motors

    APPENDIX 9.11 - RECOMMENDED APPLICATION WITH TERMINALS FOR THREE WIRE CONTROL FOR SEVERAL MOTORS OPTIONAL EMERGENCY PLUS STOP START Obs.: It's necessary to use normal fuses or breaker to protect the installation. Ultra-Fast fuses are not necessary for the SSW-03 operation, but they are recommended for SCR protection.
  • Page 117 APPENDIX For the integral motor protection it's recommended to install one or more thermostats in the motor. If the ther- mostat is not used, the external input error (DI3) from SSW-03 Plus must be connected to +Vdc. Motor fuses are normal. Install one overload relay to each motor.

  • Page 118: Symbols

    APPENDIX 9.12 - SYMBOLS Electrical Connection between two signals Boundary Equipment Terminals for Connection Signal Shielding A + B = C Coil - relay, contactor Normally Open Contact (NO) Normally Closed Contact (NC) Indicator light Resistor Capacitor...
  • Page 119 APPENDIX Fuse Thyristor/SCR Potentiometer Bipolar Transistor Thermal Relay Three-Phase Reactor Diode Varistor (MOV) Operational Amplifier Optocoupler Three-Phase Motor Emergency button...
  • Page 120 APPENDIX Reversible switch Transformer Normally closed pushbutton Normally open pushbutton Delay time contact...

  • Page 121: Optinal Devices

    OPTINAL DEVICES 10.1 - RECOMMENDED DRIVE WITH CONTROL BY DIGITAL INPUTS WITH THREE WIRES AND BYPASS CONTACTOR + MAC-0X. Type Item SSW-03 Plus 120A OPTIONAL 170A 205A MAC-01 255A 417112127 290A 340A MAC-02 PLUS 410A 417112128 MAC-03 670A 800A 417112129 MAC-0X OPTIONAL Regarding the use of the Current Acquisition Module...

  • Page 122: Fieldbus Communication

    DeviceNet 417100541 MFW-01/MR ModBus RTU 417100542 NOTE! With the MFW-01/xx is necessary to use the MIW-02 (WEG Item 417100543). For more details see MFW-01 manual (0899.4429) and MIW-02 manual (0899.4430). 10.3 - SUPERDRIVE Programming software for microcomputer PC, for windows environment.

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