Siemens SIRIUS 3RW30 Manual

Siemens SIRIUS 3RW30 Manual

Industrial controls
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Table of Contents

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Industrial Controls
Soft starters
SIRIUS 3RW30 / 3RW40
Manual
10/2018
NEB535199502000/RS-AB/005
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Introduction
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Safety information
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Product description
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Product combinations
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Functions
___________________
Messages and diagnosis
___________________
Application planning
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Installation
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Installation / mounting
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Connecting
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Operation
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Configuration
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Commissioning
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Technical data
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Dimension drawings
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Typical circuit diagrams
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Appendix
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
A

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Summary of Contents for Siemens SIRIUS 3RW30

  • Page 1 ___________________ Introduction ___________________ Safety information ___________________ Industrial Controls Product description ___________________ Product combinations Soft starters SIRIUS 3RW30 / 3RW40 ___________________ Functions ___________________ Messages and diagnosis Manual ___________________ Application planning ___________________ Installation ___________________ Installation / mounting ___________________ Connecting ___________________ Operation ___________________...
  • Page 2 Note the following: WARNING Siemens products may only be used for the applications described in the catalog and in the relevant technical documentation. If products and components from other manufacturers are used, these must be recommended or approved by Siemens. Proper transport, storage, installation, assembly, commissioning, operation and maintenance are required to ensure that the products operate safely and without any problems.
  • Page 3: Table Of Contents

    Five safety rules for work in or on electrical systems ............. 22 Product description ..........................23 Fields of application ........................ 23 Functional principle of the SIRIUS 3RW30 and 3RW40 soft starters ........24 3.2.1 Method of operation of a two-phase controlled soft starter ............ 26 3.2.2...
  • Page 4 Unpacking ..........................67 8.1.2 Permissible mounting position ....................67 8.1.3 Mounting dimensions, clearances, and assembly type ............68 8.1.4 Assembly type: Standalone assembly, side-by-side assembly, direct mounting ....69 8.1.5 Installation requirements ......................70 SIRIUS 3RW30 / 3RW40 Manual, 10/2018, NEB535199502000/RS-AB/005...
  • Page 5 Quick commissioning of the 3RW30 and optimization of the parameters ......104 13.1.3 Setting the soft start function ....................105 13.1.4 Setting the starting voltage ....................106 13.1.5 Setting the ramp time ......................106 SIRIUS 3RW30 / 3RW40 Manual, 10/2018, NEB535199502000/RS-AB/005...
  • Page 6 13.7.2 Parameterizing the 3RW40 outputs ..................123 13.7.3 Function of the FAILURE / OVERLOAD output ..............125 Technical data ............................. 127 14.1 Technical data in Siemens Industry Online Support ............127 14.2 3RW30 ..........................128 14.2.1 Overview ..........................128 14.2.2 3RW30..-.BB..
  • Page 7 3RW30 motor with magnetic parking brake ................180 16.8.2 3RW402 - 3RW404, control of a motor with a magnetic parking brake ....... 181 16.8.3 3RW405 - 3RW407, control of a motor with a magnetic parking brake ....... 182 SIRIUS 3RW30 / 3RW40 Manual, 10/2018, NEB535199502000/RS-AB/005...
  • Page 8 3RW402 - 3RW404 and Dahlander motor starting .............. 194 16.11.3 3RW405 - 3RW407 and Dahlander motor starting .............. 195 Appendix ............................. 197 Configuration data ........................ 197 Table of parameters used ....................199 Index ..............................201 SIRIUS 3RW30 / 3RW40 Manual, 10/2018, NEB535199502000/RS-AB/005...
  • Page 9: Introduction

    The SIRIUS 3RW30 and 3RW40 soft starters are electronic motor control devices that facilitate optimal starting and stopping three-phase induction motors. The manual describes all of the functions of the SIRIUS 3RW30 and 3RW40 soft starters. Target group This manual is intended for any user involved in ●...
  • Page 10 Selection data and ordering data You can find additional information about soft starters on the Internet in the Industry Mall. Here, you have access to ● Catalogs/brochures (http://www.siemens.com/industrial-controls/catalogs) ● Online configuration (http://www.siemens.com/sirius/configurators) SIRIUS 3RW30 / 3RW40 Manual, 10/2018, NEB535199502000/RS-AB/005...
  • Page 11: Additional Documentation

    ● SIRIUS 3RW442/443/444/445/446 soft starters (https://support.industry.siemens.com/cs/document/21189750) Note The operating instructions are included in the scope of supply. Interesting links ● FAQs on 3RW soft starters (https://support.industry.siemens.com/cs/ww/de/ps/16212/faq) ● Downloads relating to 3RW soft starters (https://support.industry.siemens.com/cs/ww/de/ps/16212/dl) ● Manuals in Siemens Industry Online Support (https://support.industry.siemens.com/cs/ww/de/ps/man) ●...
  • Page 12 1.2 Additional documentation ● Further information on PROFINET (https://www.siemens.com/global/de/home/produkte/automatisierung/industrielle- kommunikation/profinet.html) ● SIMATIC Modbus/TCP - The easy way to interface SIMATIC controllers to multi-vendor systems (http://w3.siemens.com/mcms/human-machine-interface/de/kundenspezifische- produkte/kundenspezifische- software/Seiten/default.aspx?tabcardname=simatic%20modbus/tcp) ● Premium Efficiency - Efficiency class IE3 (http://w3.siemens.com/mcms/topics/de/applikationsberatung/ie3ready/seiten/default.asp SIRIUS 3RW30 / 3RW40 Manual, 10/2018, NEB535199502000/RS-AB/005...
  • Page 13: Siemens Industry Online Support

    Siemens Industry Online Support Information and service At Siemens Industry Online Support you can obtain up-to-date information from our global support database quickly and simply. To accompany our products and systems, we offer a wealth of information and services that provide support in every phase of the lifecycle of your machine or plant –...
  • Page 14 Introduction 1.3 Siemens Industry Online Support mySupport With "mySupport", your personal work area, you get the very best out of your Industry Online Support experience. Everything enables you to find the right information - every time. The following functions are now available: ●...
  • Page 15: Technical Assistance

    Siemens Industry Online Support app Siemens Industry Online Support app You can use the Siemens Industry Online Support app to access all the device-specific information available on the Siemens Industry Online Support portal for a particular article number, including operating instructions, manuals, datasheets, FAQs etc.
  • Page 16 Introduction 1.5 Siemens Industry Online Support app SIRIUS 3RW30 / 3RW40 Manual, 10/2018, NEB535199502000/RS-AB/005...
  • Page 17: Safety Information

    The diagram below shows the maximum electrostatic voltage which may build up on a person coming into contact with the materials specified in the diagram. These values correspond to IEC 801-2 specifications. SIRIUS 3RW30 / 3RW40 Manual, 10/2018, NEB535199502000/RS-AB/005...
  • Page 18 In this way, the discharged energy cannot reach or damage sensitive devices. Discharge your body before taking any necessary measurements on a device. Do so by touching grounded metallic parts. Use only grounded measuring instruments. SIRIUS 3RW30 / 3RW40 Manual, 10/2018, NEB535199502000/RS-AB/005...
  • Page 19: Reactive Power Compensation

    Electromagnetic compatibility (EMC) according to IEC 60947-4-1 This product is designed for Environment A. It may produce radio interference in domestic environments, in which case the user may be required to take adequate mitigation measures. SIRIUS 3RW30 / 3RW40 Manual, 10/2018, NEB535199502000/RS-AB/005...
  • Page 20: Security Information

    In order to protect plants, systems, machines and networks against cyber threats, it is necessary to implement – and continuously maintain – a holistic, state-of-the-art industrial security concept. Siemens’ products and solutions only form one element of such a concept. Customer is responsible to prevent unauthorized access to its plants, systems, machines and networks.
  • Page 21: Recycling And Disposal

    For the purpose of the safety information in these Operating Instructions, a "qualified person" is someone who is authorized to energize, ground, and tag equipment, systems, and circuits in accordance with established safety procedures. SIRIUS 3RW30 / 3RW40 Manual, 10/2018, NEB535199502000/RS-AB/005...
  • Page 22: Five Safety Rules For Work In Or On Electrical Systems

    5. These parts should be covered, or barriers erected around them, to avoid accidental contact during the work with adjacent parts that are still live. SIRIUS 3RW30 / 3RW40 Manual, 10/2018, NEB535199502000/RS-AB/005...
  • Page 23: Product Description

    The SIEMENS SIRIUS soft starter family comprises three different versions with different functionalities and prices. 3RW30 and 3RW40 Simple or standard applications are covered by the SIRIUS 3RW30 and 3RW40 soft starters and are described in this manual. 3RW44 The SIRIUS 3RW44 soft starter is used if higher functionality is specified, e.g.
  • Page 24: Functional Principle Of The Sirius 3Rw30 And 3Rw40 Soft Starters

    Functional principle of the SIRIUS 3RW30 and 3RW40 soft starters The SIRIUS 3RW30 and 3RW40 soft starters have two antiparallel thyristors in two out of the three phases. One thyristor for the positive half-wave and one for the negative half-wave is provided in each phase (refer to Fig.
  • Page 25 Product description 3.2 Functional principle of the SIRIUS 3RW30 and 3RW40 soft starters The diagrams below show the starting current and torque characteristics for a three-phase induction motor in combination with a soft starter: Figure 3-1 Reduced current characteristic of a three-phase induction motor during starting with a...
  • Page 26: Method Of Operation Of A Two-Phase Controlled Soft Starter

    The diagram below shows the method of operation of the SIRIUS 3RW30 and 3RW40 soft starters: Figure 3-3...
  • Page 27 3.2 Functional principle of the SIRIUS 3RW30 and 3RW40 soft starters Two-phase control The SIRIUS 3RW30 and 3RW40 soft starters are two-phase controlled soft starters, in other words they are designed with two antiparallel thyristors in each of phases L1 and L3. Phase 2 is an uncontrolled phase, which is merely guided through the starter by a copper connection.
  • Page 28: Starting Current Asymmetry

    Product description 3.2 Functional principle of the SIRIUS 3RW30 and 3RW40 soft starters 3.2.2 Starting current asymmetry With two-phase control the starting current is asymmetrical for physical reasons, because the current in the uncontrolled phase is the sum of the currents in the two controlled phases.
  • Page 29: Applications And Use

    3.2 Functional principle of the SIRIUS 3RW30 and 3RW40 soft starters 3.2.3 Applications and use Applications and selection criteria The SIRIUS 3RW30 and 3RW40 soft starters represent a good alternative to direct or wye- delta starters. The most important advantages are: ● Soft start ●...
  • Page 30: Comparison Of Device Functions

    Product description 3.3 Comparison of device functions Comparison of device functions SIRIUS 3RW30 / 3RW40 Manual, 10/2018, NEB535199502000/RS-AB/005...
  • Page 31: Accessories

    Link module for circuit breaker/motor starter protector ③ Terminal cover for box terminals (S2, S3) ④ Terminal cover for cable lug connection and busbar connection (S3) ⑤ Auxiliary terminal (S3) ⑥ Infeed terminal (S00, S0) SIRIUS 3RW30 / 3RW40 Manual, 10/2018, NEB535199502000/RS-AB/005...
  • Page 32: Accessories For 3Rw40 Soft Starters

    Link module for circuit breaker/motor starter protector ③ Terminal cover for box terminals (S2, S3) ④ Terminal cover for cable lug connection and busbar connection (S3) ⑤ Auxiliary terminal (S3) ⑥ Infeed terminal (S0) ⑦ ⑧ Sealable cover SIRIUS 3RW30 / 3RW40 Manual, 10/2018, NEB535199502000/RS-AB/005...
  • Page 33: Product Combinations

    For a selection of matching device combinations, e.g. soft starters and motor starter protectors, refer to chapter Technical data (Page 127). For further information on individual products, refer to System manual (http://support.automation.siemens.com/WW/view/en/39740306) "SIRIUS Innovations", Order No. 3ZX1012-0RA01-1AB1. SIRIUS 3RW30 / 3RW40 Manual, 10/2018, NEB535199502000/RS-AB/005...
  • Page 34 Product combinations 4.1 SIRIUS modular system Figure 4-1 SIRIUS modular system SIRIUS 3RW30 / 3RW40 Manual, 10/2018, NEB535199502000/RS-AB/005...
  • Page 35: Functions

    Functions Start modes You can choose between different startup functions reflecting the wide range of applications and functionality of the SIRIUS 3RW30 and 3RW40 soft starters. The motor start can be optimally adapted to each particular application. 5.1.1 Voltage ramp The SIRIUS 3RW30 and 3RW40 soft starters achieve soft starting by means of a voltage ramp.
  • Page 36 When using the 3RW40: The 3RW40 has an integrated ramp-up detection function that prevents this operating state from occurring. The maximum ramp time for the SIRIUS 3RW30 soft starter is 20 seconds An appropriately dimensioned SIRIUS 3RW40 or 3RW44 soft starter should be chosen for startup processes with a motor ramp-up time >...
  • Page 37 Principle of the voltage ramp for the torque characteristic Figure 5-3 Principle of the voltage ramp for the starting current characteristic Typical applications of the voltage ramp The voltage ramp principle is valid for all applications, e.g. pumps, compressors, conveyor belts. SIRIUS 3RW30 / 3RW40 Manual, 10/2018, NEB535199502000/RS-AB/005...
  • Page 38: Current Limiting And Ramp-Up Detection (3Rw40 Only)

    The current limiting function is always active because it is required by the intrinsic device protection. If the current limiting potentiometer is set to clockwise stop, the starting current is limited to the maximum possible current (refer to chapter Setting the current limiting value (Page 114)). SIRIUS 3RW30 / 3RW40 Manual, 10/2018, NEB535199502000/RS-AB/005...
  • Page 39 Figure 5-4 Current limiting with soft starter Typical applications for current limiting Current limiting is used for applications with large centrifugal masses (mass inertias) and therefore longer starting times, e.g. fans, circular saws etc. SIRIUS 3RW30 / 3RW40 Manual, 10/2018, NEB535199502000/RS-AB/005...
  • Page 40: Stop Modes

    A large centrifugal mass means a longer stop time without load. Typical applications for stop without load Stop without load is used for loads that place no special demands on the startup characteristic, e.g. fans. SIRIUS 3RW30 / 3RW40 Manual, 10/2018, NEB535199502000/RS-AB/005...
  • Page 41: Soft Stop (3Rw40 Only)

    (refer to chapter Comparison of device functions (Page 30)). Typical applications for soft stop Use soft stop for ● Pumps to reduce water hammer. ● Conveyor belts to prevent the conveyed product from tilting. SIRIUS 3RW30 / 3RW40 Manual, 10/2018, NEB535199502000/RS-AB/005...
  • Page 42: Motor Protection / Intrinsic Device Protection (3Rw40 Only)

    The SIRIUS 3RW40 soft starter sizes S0 to S12 are suitable for starting explosion-proof motors with the "increased safety" type of protection EEx e (type of protection / marking: Ex II (2) GD). SIRIUS 3RW30 / 3RW40 Manual, 10/2018, NEB535199502000/RS-AB/005...
  • Page 43 Wire the fault output (95 96) to an upstream switching device in such a way that if a fault occurs, this device disconnects the feeder (refer to Fig. "3RW40 wiring fault with 3RV"). Figure 5-5 3RW40 wiring fault Figure 5-6 3RW40 wiring fault with 3RV SIRIUS 3RW30 / 3RW40 Manual, 10/2018, NEB535199502000/RS-AB/005...
  • Page 44 Technical data (Page 127)). Recovery time (motor overload protection) A recovery time of 5 minutes, during which the motor cools down and cannot be restarted, starts if the thermal motor model is tripped. SIRIUS 3RW30 / 3RW40 Manual, 10/2018, NEB535199502000/RS-AB/005...
  • Page 45: Intrinsic Device Protection (3Rw40 Only)

    This is achieved on the one hand by means of current measuring transformers in the three phases and on the other, by measuring the temperature with temperature sensors on the thyristor's heat sink. If the fixed, internally set trip value is exceeded, the soft starter is automatically disconnected. SIRIUS 3RW30 / 3RW40 Manual, 10/2018, NEB535199502000/RS-AB/005...
  • Page 46 If the control voltage is disconnected during operation (e.g. in "automatic mode"), the starter is not protected against voltage failure. You must wait five minutes between two starts to ensure that the motor protection and the intrinsic device protection are working correctly. SIRIUS 3RW30 / 3RW40 Manual, 10/2018, NEB535199502000/RS-AB/005...
  • Page 47: Functions Of The Reset Buttons

    On the SIRIUS 3RW402. soft starter, the RESET MODE button is located underneath the label (refer to chapter Operator controls, displays, and connections on the 3RW40 (Page 82)). Auto RESET Yellow Manual RESET (factory setting) Remote RESET Green SIRIUS 3RW30 / 3RW40 Manual, 10/2018, NEB535199502000/RS-AB/005...
  • Page 48: Manual Reset

    RESET command if a start command is still present. This particularly applies if the motor protection has tripped. For safety reasons, you are advised to integrate the group fault output (terminals 95 and 96) in the controller. SIRIUS 3RW30 / 3RW40 Manual, 10/2018, NEB535199502000/RS-AB/005...
  • Page 49: Acknowledging Faults

    By pressing the RESET MODE button, you define the reset procedure in case of a fault. This is indicated by the AUTO LED. 5.4.2.2 Manual RESET Manual RESET with the RESET/TEST button (LED AUTO is off) You can reset a fault by pressing the RESET/TEST button. SIRIUS 3RW30 / 3RW40 Manual, 10/2018, NEB535199502000/RS-AB/005...
  • Page 50: Auto Reset

    The SIRIUS 3RW40 soft starter is tripped by the fault signal at the OVERLOAD LED, the FAILURE / OVERLOAD contact 95-98 closes, and the motor that is connected and running is switched off. RESET/TEST button of 3RW402, 3RW403 RESET/TEST button of 3RW405 and and 3RW404 3RW407 SIRIUS 3RW30 / 3RW40 Manual, 10/2018, NEB535199502000/RS-AB/005...
  • Page 51: Reparameterizing The On / Run Output Contact

    Line fault (missing line voltage, phase — failure, missing load) /CLASS setting not permissible — Asymmetry — Self-protection thyristor Self-protection bypass Motor protection Thermistor motor protection Supply voltage not permissible Automatic Automatic Automatic SIRIUS 3RW30 / 3RW40 Manual, 10/2018, NEB535199502000/RS-AB/005...
  • Page 52: Functions Of The Inputs

    The potential of the signal at terminal 1 must correspond to the potential of the rated control voltage at terminal A1 / A2. For recommended circuits, e.g. control by means of pushbuttons, contactor contacts, or a PLC, refer to chapter Typical circuit diagrams (Page 161). SIRIUS 3RW30 / 3RW40 Manual, 10/2018, NEB535199502000/RS-AB/005...
  • Page 53: Start Input (Terminal 3) On 3Rw405 And 3Rw407

    After removing the copper jumper between T11/21 and T22, you can connect and evaluate either a Klixon thermistor integrated in the motor winding (at terminal T11/T21-T22) or a type A PTC (at terminal T11/T21-T12). Klixon Type A PTC SIRIUS 3RW30 / 3RW40 Manual, 10/2018, NEB535199502000/RS-AB/005...
  • Page 54: Functions Of The Outputs

    The potential-free output contact at terminal 13/14 (ON) closes if a signal is present at terminal 1 (IN); it remains closed until the start command is removed (factory default). The ON function can be used, for instance, as a latching contact if you selected pushbutton control. SIRIUS 3RW30 / 3RW40 Manual, 10/2018, NEB535199502000/RS-AB/005...
  • Page 55 For a state diagram of the contacts and the LEDs in the various operating and fault states, refer to chapter Messages and diagnosis (Page 57). For recommended circuits, refer to chapter Typical circuit diagrams (Page 161). SIRIUS 3RW30 / 3RW40 Manual, 10/2018, NEB535199502000/RS-AB/005...
  • Page 56: 3Rw40: Group Fault Output At Terminal 95 / 96 / 98 Overload / Failure

    For recommended circuits, refer to chapter Typical circuit diagrams (Page 161). For a state diagram of the contacts in the various fault and operating states, refer to chapter Messages and diagnosis (Page 57). SIRIUS 3RW30 / 3RW40 Manual, 10/2018, NEB535199502000/RS-AB/005...
  • Page 57: Messages And Diagnosis

    2) The fault can be acknowledged by removing the start command at the start input. 3) Switch off the control voltage, then switch it on again. If the fault is still present, contact your SIEMENS partner or Technical Assistance (Page 15). SIRIUS 3RW30 / 3RW40...
  • Page 58: 3Rw30: Troubleshooting

    Cause 3: Motor phase T1 / T2 / T3 is not Connect the motor properly (e.g. jumpers in connected. the motor terminal box, repair switch closed etc.) Device error Soft starter defective. Contact your SIEMENS partner or Technical Assistance (Page 15). SIRIUS 3RW30 / 3RW40 Manual, 10/2018, NEB535199502000/RS-AB/005...
  • Page 59: 3Rw402 / 3Rw403 / 3Rw404: Leds

    Messages and diagnosis 6.3 3RW402 / 3RW403 / 3RW404: LEDs 3RW402 / 3RW403 / 3RW404: LEDs SIRIUS 3RW30 / 3RW40 Manual, 10/2018, NEB535199502000/RS-AB/005...
  • Page 60 For safety reasons, you are advised to integrate the group fault output on the 3RW40 (terminals 95 and 96), or the signaling contact of the motor or miniature circuit breaker on all devices, in the controller. SIRIUS 3RW30 / 3RW40 Manual, 10/2018, NEB535199502000/RS-AB/005...
  • Page 61: 3Rw405 / 3Rw407: Leds

    Messages and diagnosis 6.4 3RW405 / 3RW407: LEDs 3RW405 / 3RW407: LEDs SIRIUS 3RW30 / 3RW40 Manual, 10/2018, NEB535199502000/RS-AB/005...
  • Page 62 For safety reasons, you are advised to integrate the group fault output on the 3RW40 (terminals 95 and 96), or the signaling contact of the motor or miniature circuit breaker on all devices, in the controller. SIRIUS 3RW30 / 3RW40 Manual, 10/2018, NEB535199502000/RS-AB/005...
  • Page 63: 3Rw40: Troubleshooting

    0 to 1) ated, maximum permissible setting cur- size allowance. rent referred to the selected CLASS setting (chapter Motor current settings (Page 120)). For the maximum permissible settings, refer to chapter Technical data (Page 127). SIRIUS 3RW30 / 3RW40 Manual, 10/2018, NEB535199502000/RS-AB/005...
  • Page 64 Cause 3: Motor phase T1 / T2 / T3 is not Connect the motor properly (e.g. jumpers connected. in the motor terminal box, repair switch closed etc.) Device error Soft starter defective. Contact your SIEMENS partner or Tech- nical Assistance (Page 15). SIRIUS 3RW30 / 3RW40 Manual, 10/2018, NEB535199502000/RS-AB/005...
  • Page 65: Application Planning

    ● The feeder assembly should be as small as possible so as not to exceed the control cabinet's space capacity. The SIRIUS 3RW30 soft starter offers the following advantages: ● The roller conveyor is rapidly accelerated to the nominal speed without torque surges thanks to the optimum setting of the voltage ramp during startup.
  • Page 66: Hydraulic Pump Application

    ● Motor protection is ensured by the motor overload relay with settable tripping times integrated in the soft starter. ● The adjustable voltage ramp ensures that the hydraulic pump is started and stopped without torque surges. SIRIUS 3RW30 / 3RW40 Manual, 10/2018, NEB535199502000/RS-AB/005...
  • Page 67: Installation

    Configuration (Page 85). Note For devices 3RW4024 to 3RW4047 an optional fan can be ordered, and from 3RW4055 to 3RW4076 the fan is integrated in the device. The 3RW30 cannot be equipped with a fan. SIRIUS 3RW30 / 3RW40 Manual, 10/2018, NEB535199502000/RS-AB/005...
  • Page 68: Mounting Dimensions, Clearances, And Assembly Type

    1.56 3RW303./3RW304 1.18 2.36 1.56 3RW402. 0.59 2.36 1.56 3RW403./3RW404. 1.18 2.36 1.56 3RW405./3RW407. Note Allow sufficient clearances for the cooling air to circulate freely. The device is ventilated from bottom to top. SIRIUS 3RW30 / 3RW40 Manual, 10/2018, NEB535199502000/RS-AB/005...
  • Page 69: Assembly Type: Standalone Assembly, Side-By-Side Assembly, Direct Mounting

    The term "side-by-side assembly" is used if the lateral clearance a described in chapter Mounting dimensions, clearances, and assembly type (Page 68) are not complied with, e.g. if several switching devices are assembled side by side. SIRIUS 3RW30 / 3RW40 Manual, 10/2018, NEB535199502000/RS-AB/005...
  • Page 70: Installation Requirements

    Installation requirements Degree of protection IP00 The SIRIUS 3RW30 / 3RW40 soft starters conform to the IP00 degree of protection. The devices must be installed in control cabinets with IP4x degree of protection (pollution degree 2), taking account of the ambient conditions.
  • Page 71: Installation / Mounting

    (for the fuse and motor starter protector assignment, refer to Technical data (Page 127)). Contact The contact function is taken care of by the SIRIUS 3RW30 or 3RW40 soft starter. DANGER Hazardous voltage Danger of death or serious injury.
  • Page 72: General Feeder Assembly (Type Of Coordination 1)

    Installation / mounting 9.2 General feeder assembly (type of coordination 1) General feeder assembly (type of coordination 1) The SIRIUS 3RW30 or 3RW40 soft starter is connected into the motor feeder between the motor starter protector and the motor. Figure 9-1...
  • Page 73: Soft Starter With Line Contactor (Type Of Coordination 1)

    If a main or line contactor is used, it should not be connected between the soft starter and the motor. The soft starter could otherwise indicate a "Missing load voltage" fault in case of a start command and delayed connection of the contactor. SIRIUS 3RW30 / 3RW40 Manual, 10/2018, NEB535199502000/RS-AB/005...
  • Page 74: Soft Starter Assembly With Type Of Coordination 2

    The soft starter must always be dimensioned according to the duration of the startup process and the desired starting frequency. If the feeder of the SIRIUS 3RW30 or 3RW40 soft starter is assembled accordingly with the feeder components recommended in chapter Technical data (Page 127) (e.g.
  • Page 75 The type of coordination only refers to soft starters in conjunction with the stipulated protective device (motor starter protector / fuse), not to additional components in the feeder. SIRIUS 3RW30 / 3RW40 Manual, 10/2018, NEB535199502000/RS-AB/005...
  • Page 76: Capacitors To Improve The Power Factor

    The voltage drop due to the length of the cable to the motor may need to be considered when dimensioning the cable. Cable lengths up to 500 m are permitted for SIRIUS 3RW44 soft starters (refer to the 3RW44 System Manual (http://support.automation.siemens.com/WW/view/de/21772518)). SIRIUS 3RW30 / 3RW40 Manual, 10/2018, NEB535199502000/RS-AB/005...
  • Page 77: Connecting

    ● Spring-loaded technology 10.1.2 Main circuit connection SIRIUS 3RW30 and 3RW40 soft starters up to the 55 kW / 75 hp size at 400 V / 480 V are designed with removable terminals at the main circuit connections. Size 3RW301. to 3RW304.
  • Page 78 Size 3RW405  . and 3RW407. Sizes 3RW405  . and 3RW407. have busbar connections for the main circuit connection. Box terminals can be retrofitted on these devices as optional accessories (refer to chapter Accessories (Page 31)). SIRIUS 3RW30 / 3RW40 Manual, 10/2018, NEB535199502000/RS-AB/005...
  • Page 79 Connecting 10.1 Electrical connection SIRIUS 3RW30 / 3RW40 Manual, 10/2018, NEB535199502000/RS-AB/005...
  • Page 80 Connecting 10.1 Electrical connection SIRIUS 3RW30 / 3RW40 Manual, 10/2018, NEB535199502000/RS-AB/005...
  • Page 81: Operation

    Operator controls, displays, and connections on the 3RW30 Operating voltage (three-phase mains voltage) Control supply voltage IN start input ON output DEVICE status LED STATE / BYPASSED / FAILURE status LED Ramp-up time Starting voltage Motor terminals SIRIUS 3RW30 / 3RW40 Manual, 10/2018, NEB535199502000/RS-AB/005...
  • Page 82: Operator Controls, Displays, And Connections On The 3Rw40

    Thermistor input (can be optionally ordered with 24 V AC/DC control voltage for 3RW402. to 3RW404. devices) Fault output Motor terminals RESET MODE button (behind the label on the 3RW402., refer to the diagram below) SIRIUS 3RW30 / 3RW40 Manual, 10/2018, NEB535199502000/RS-AB/005...
  • Page 83 Operation 11.2 Operator controls, displays, and connections on the 3RW40 Figure 11-1 Button for setting RESET MODE behind the label SIRIUS 3RW30 / 3RW40 Manual, 10/2018, NEB535199502000/RS-AB/005...
  • Page 84: Effects On Changing The Potentiometer Settings

    Change from 10 to 20 Change effective im- Change effective im- Change effective im- mediately mediately mediately Motor current setting Change Change effective im- Change effective im- Change effective im- mediately mediately mediately SIRIUS 3RW30 / 3RW40 Manual, 10/2018, NEB535199502000/RS-AB/005...
  • Page 85: Configuration

    12.1 Configuration in general The SIRIUS 3RW30 and 3RW40 electronic soft starters are designed for normal starting. A larger size may need to be selected for longer ramp-up times or a higher starting frequency. An appropriately dimensioned SIRIUS 3RW40 or 3RW44 soft starter should be chosen for startup processes with motor ramp-up times >...
  • Page 86: Configuration Procedure

    Piston compressor Screw compressor Small fan Centrifugal blower Bow thruster + Recommended soft starter x Possible soft starter 1) Small fan: Mass inertia (centrifugal mass) of fan < 10 x mass inertia of motor SIRIUS 3RW30 / 3RW40 Manual, 10/2018, NEB535199502000/RS-AB/005...
  • Page 87 Communication via PROFIBUS (optional) External operation and indication display (optional) Soft Starter ES parameterization software Special functions, e.g. measured values, display languages etc. Motor overload protection acc. to ATEX + Recommended soft starter SIRIUS 3RW30 / 3RW40 Manual, 10/2018, NEB535199502000/RS-AB/005...
  • Page 88 Configuration 12.1 Configuration in general Note SIRIUS 3RW44 soft starter For more information about the SIRIUS soft starter, refer to the 3RW44 System Manual. You can download (http://support.automation.siemens.com/WW/view/de/21772518) the manual free of charge. SIRIUS 3RW30 / 3RW40 Manual, 10/2018, NEB535199502000/RS-AB/005...
  • Page 89: Startup Class

    3RW44 soft starter should be chosen for startup processes with a motor ramp-up time > 20 s. The maximum permissible starting time for SIRIUS 3RW30 soft starters is 20 seconds. SIRIUS soft starters are designed for continuous operation with normal starting (CLASS 10), an ambient temperature of 40 °C, and a defined switching frequency (refer to chapter...
  • Page 90: Application Examples For Normal Starting (Class 10) With 3Rw30 And 3Rw40

    3RW40: Maximum starting time 10 s, 300% current limiting, 5 starts / hour ON time Standalone assembly Installation altitude Max. 1000 m / 3280 ft Ambient temperature kW 40 °C / 104 °F SIRIUS 3RW30 / 3RW40 Manual, 10/2018, NEB535199502000/RS-AB/005...
  • Page 91: Application Examples For Heavy-Duty Starting (Class 20): 3Rw40 Only

    If other conditions and constraints apply, either refer to the chapter Technical data (Page 127) or check your requirements and selection with Technical Assistance (Page 15). SIRIUS 3RW30 / 3RW40 Manual, 10/2018, NEB535199502000/RS-AB/005...
  • Page 92: On Time And Switching Frequency

    12.3 ON time and switching frequency Based on the rated motor current and the startup class, the SIRIUS 3RW30 and 3RW40 soft starters are dimensioned for a maximum permissible switching frequency in combination with a relative ON time (refer to chapter Technical data (Page 127)). If these values are exceeded, a larger soft starter may have to be selected.
  • Page 93: Reducing The Rated Data

    12.4 Reducing the rated data You can reduce the rated data of the SIRIUS 3RW30 and 3RW40 soft starters if ● The installation altitude is higher than 1000 m. ● The ambient temperature in the switching device's environment exceeds 40 °C.
  • Page 94: Installation Altitude And Ambient Temperature

    The maximum permissible ambient temperature of the soft starter must not exceed 60 °C. SIRIUS 3RW30 and 3RW40 soft starters are designed for operation with nominal current at an ambient temperature of 40 °C. If this temperature is exceeded, e.g. owing to an...
  • Page 95: Calculating The Permissible Switching Frequency

    Calculating the permissible switching frequency 12.7.1 Table of permissible assembly combinations with switching frequency factors The factors indicated in the table refer to the switching frequency (starts / hour) as specified in chapter Technical data (Page 127). SIRIUS 3RW30 / 3RW40 Manual, 10/2018, NEB535199502000/RS-AB/005...
  • Page 96 Configuration 12.7 Calculating the permissible switching frequency SIRIUS 3RW30 / 3RW40 Manual, 10/2018, NEB535199502000/RS-AB/005...
  • Page 97 Configuration 12.7 Calculating the permissible switching frequency SIRIUS 3RW30 / 3RW40 Manual, 10/2018, NEB535199502000/RS-AB/005...
  • Page 98: Calculating The Switching Frequency (Example)

    (e.g. a pump motor with CLASS 10 starting). The soft starter must be connected to a 3RV2021 motor starter protector by means of cables. (Clearance between 3RV and 3RW ≥ 40 mm) SIRIUS 3RW30 / 3RW40 Manual, 10/2018, NEB535199502000/RS-AB/005...
  • Page 99 The pump could be started five times an hour providing the above assembly conditions are complied with (side-by-side assembly, vertical mounting). A switching frequency of up to 80 starts per hour can be achieved by equipping the 3RW4026 with the optional 3RW4928- 8VB00 fan. SIRIUS 3RW30 / 3RW40 Manual, 10/2018, NEB535199502000/RS-AB/005...
  • Page 100: Configuration Aids

    The STS suggests suitable soft starters for the respective application based on the entered motor and load data and application requirements, as well as providing information on the parameterization. The Simulation Tool for Soft Starters (STS) can be downloaded from the Internet (https://support.industry.siemens.com/cs/ww/en/view/101494917). SIRIUS 3RW30 / 3RW40 Manual, 10/2018, NEB535199502000/RS-AB/005...
  • Page 101: Article Number System For The 3Rw30

    Pe = 45 kW / 50 hp Size S3 Ie = 106 A / 398 A Pe = 55 kW / 75 hp For more information, refer to chapter Technical data (Page 127). SIRIUS 3RW30 / 3RW40 Manual, 10/2018, NEB535199502000/RS-AB/005...
  • Page 102: Article Number System For The 3Rw40

    Ie = 350 A / 315 A Pe = 200 kW / 250 hp Ie = 432 A / 385 A Pe = 250 kW / 300 hp For more information, refer to chapter Technical data (Page 127). SIRIUS 3RW30 / 3RW40 Manual, 10/2018, NEB535199502000/RS-AB/005...
  • Page 103: Commissioning

    3. Start up the motor and if necessary optimize the parameters (refer to the quick commissioning table). 4. Document the parameter settings if required (refer to chapter Table of parameters used (Page 199)). SIRIUS 3RW30 / 3RW40 Manual, 10/2018, NEB535199502000/RS-AB/005...
  • Page 104: Quick Commissioning Of The 3Rw30 And Optimization Of The Parameters

    Commissioning 13.1 Commissioning the 3RW30 13.1.2 Quick commissioning of the 3RW30 and optimization of the parameters SIRIUS 3RW30 / 3RW40 Manual, 10/2018, NEB535199502000/RS-AB/005...
  • Page 105: Setting The Soft Start Function

    13.1.3 Setting the soft start function Voltage ramp The SIRIUS 3RW30 achieves soft starting by means of a voltage ramp. The motor terminal voltage is increased from a parameterizable starting voltage to the mains voltage within a definable ramp time.
  • Page 106: Setting The Starting Voltage

    SIRIUS 3RW30 / 3RW40 Manual, 10/2018, NEB535199502000/RS-AB/005...
  • Page 107 Commissioning 13.1 Commissioning the 3RW30 The SIRIUS 3RW30 soft starter can be damaged in this application (set ramp time shorter than the actual motor ramp-up time). A maximum ramp-up time of 20 s is possible for the 3RW30. An appropriately dimensioned SIRIUS 3RW40 or 3RW44 soft starter should be chosen for startup processes with a motor ramp-up time >...
  • Page 108: On Output

    For recommended circuits, refer to chapter Typical circuit diagrams (Page 161). For the state diagram of the contacts in the various operating states, refer to chapter 3RW30: LEDs (Page 57). SIRIUS 3RW30 / 3RW40 Manual, 10/2018, NEB535199502000/RS-AB/005...
  • Page 109: Commissioning The 3Rw40

    4. Define the RESET mode if a failure occurs. 5. Start up the motor and if necessary optimize the parameters (refer to the quick commissioning table). 6. Document the parameter settings if required. SIRIUS 3RW30 / 3RW40 Manual, 10/2018, NEB535199502000/RS-AB/005...
  • Page 110: Quick Commissioning Of The 3Rw40 And Optimization Of The Parameters

    Commissioning 13.2 Commissioning the 3RW40 13.2.2 Quick commissioning of the 3RW40 and optimization of the parameters SIRIUS 3RW30 / 3RW40 Manual, 10/2018, NEB535199502000/RS-AB/005...
  • Page 111: Setting The Soft Start Function

    Voltage ramp The SIRIUS 3RW40 achieves soft starting by means of a voltage ramp. The motor terminal voltage is increased from a parameterizable starting voltage to the mains voltage within a definable ramp time. SIRIUS 3RW30 / 3RW40 Manual, 10/2018, NEB535199502000/RS-AB/005...
  • Page 112: Setting The Starting Voltage

    (for further information about the maximum ramp-up times and switching frequencies, refer to the Technical data chapter > 3RW30 13, 14, 16, 17, 18-.BB.. power electronics (Page 130)) ff. and 3RW40 24, 26, 27, 28 power electronics (Page 146) ff.). SIRIUS 3RW30 / 3RW40 Manual, 10/2018, NEB535199502000/RS-AB/005...
  • Page 113: Current Limiting In Conjunction With A Starting Voltage Ramp And Ramp-Up Detection

    The current limiting function is always active with SIRIUS 3RW40 soft starters. If the current limiting potentiometer is set to clockwise stop, the starting current is limited to the maximum possible current (refer to chapter Setting the current limiting value (Page 114)). SIRIUS 3RW30 / 3RW40 Manual, 10/2018, NEB535199502000/RS-AB/005...
  • Page 114: Setting The Motor Current

    3RW40 S6 and S12 for product version E11 sion E10. and higher. The current limiting value is set with the xI potentiometer to the maximum required starting current as a factor of the set rated motor current (I SIRIUS 3RW30 / 3RW40 Manual, 10/2018, NEB535199502000/RS-AB/005...
  • Page 115 For dimensioning soft starters for motors with high starting current conditions (typically I/I ≥ 8) observe the configuring information in the chapter Dimensioning of soft starters for motors with high starting current conditions (Page 93). SIRIUS 3RW30 / 3RW40 Manual, 10/2018, NEB535199502000/RS-AB/005...
  • Page 116: Optimized Setting Ranges For Current Limiting

    = 5 x I = 300 A = 5 x I = 360 A e motor e 3RW For setting values, see Optimized setting ranges for current limiting (Page 116). SIRIUS 3RW30 / 3RW40 Manual, 10/2018, NEB535199502000/RS-AB/005...
  • Page 117: Ramp-Up Detection

    100 % of the mains voltage. The thyristors of the soft starter are bridged by the bypass contacts integrated in the device and the successful startup is indicated by means of the BYPASS output and the STATE / BYPASSED LED. SIRIUS 3RW30 / 3RW40 Manual, 10/2018, NEB535199502000/RS-AB/005...
  • Page 118: Setting The Soft Stop Function

    If the potentiometer is set to 0, there is no voltage ramp during stopping (stop without load). SIRIUS 3RW30 / 3RW40 Manual, 10/2018, NEB535199502000/RS-AB/005...
  • Page 119: Setting The Motor Protection Function

    7.2 x the rated operational current (motor protection to IEC 60947). The tripping characteristics represent this time as a function of the tripping current (refer to chapter Motor protection tripping characteristics for 3RW40 (with symmetry) (Page 157)). SIRIUS 3RW30 / 3RW40 Manual, 10/2018, NEB535199502000/RS-AB/005...
  • Page 120: Motor Current Settings

    3RW4038-... 34.5 3RW4046-... 42.5 3RW4047-... 3RW4055-... 3RW4056-... 3RW4073-... 3RW4074-... 3RW4075-... 3RW4076-... 13.4.3 Motor protection acc. to ATEX Refer to the information in chapter Motor protection / intrinsic device protection (3RW40 only) (Page 42). SIRIUS 3RW30 / 3RW40 Manual, 10/2018, NEB535199502000/RS-AB/005...
  • Page 121: Thermistor Motor Protection

    The SIRIUS 3RW40 soft starter is tripped by the fault signal at the OVERLOAD LED, the FAILURE / OVERLOAD contact 95-98 closes, and the motor that is connected and running is switched off. SIRIUS 3RW30 / 3RW40 Manual, 10/2018, NEB535199502000/RS-AB/005...
  • Page 122: Functions Of The Outputs

    RUN function set: The potential-free output contact at terminal 13/14 closes if a signal is present at terminal 1 (IN); it remains closed until the start command is removed and after that until the set ramp-down time has elapsed. SIRIUS 3RW30 / 3RW40 Manual, 10/2018, NEB535199502000/RS-AB/005...
  • Page 123: Parameterizing The 3Rw40 Outputs

    For recommended circuits, refer to chapter Typical circuit diagrams (Page 161). 13.7.2 Parameterizing the 3RW40 outputs Programming the ON / RUN output 13/14 on the SIRIUS 3RW40 soft starter Figure 13-2 Overview of buttons/LEDs for 3RW40 2 - 3RW404 and 3RW405 - 3RW407 SIRIUS 3RW30 / 3RW40 Manual, 10/2018, NEB535199502000/RS-AB/005...
  • Page 124 STATE / BYPASSED / FAILURE LED (4): STATE / BYPASSED / FAILURE LED (4) flickers (green): RUN mode is set. STATE / BYPASSED / FAILURE LED (4) flashes (green): ON mode is set. SIRIUS 3RW30 / 3RW40 Manual, 10/2018, NEB535199502000/RS-AB/005...
  • Page 125: Function Of The Failure / Overload Output

    Note For information about whether or not faults can be acknowledged, as well as the recovery time and the corresponding LED and output contact states, refer to chapter Messages and diagnosis (Page 57). SIRIUS 3RW30 / 3RW40 Manual, 10/2018, NEB535199502000/RS-AB/005...
  • Page 126 Commissioning 13.7 Functions of the outputs SIRIUS 3RW30 / 3RW40 Manual, 10/2018, NEB535199502000/RS-AB/005...
  • Page 127: Technical Data

    Technical data in Siemens Industry Online Support Technical data sheet You can also find the technical data of the product at Siemens Industry Online Support (https://support.industry.siemens.com/cs/ww/en/ps/). 1. Enter the full article number of the desired device in the "Product" field, and confirm with the Enter key.
  • Page 128: Overview

    14.2.1 Overview SIRIUS 3RW30 soft starters reduce the motor voltage through variable phase angle control and increase it from a selectable starting voltage up to the mains voltage within the ramp time. They limit the starting current and torque, so that the shocks that occur during direct starts or wye-delta starting are avoided.
  • Page 129: 3Rw30

    Technical data 14.2 3RW30 14.2.2 3RW30..-.BB.. control electronics 14.2.3 3RW30..-.BB.. control times and parameters SIRIUS 3RW30 / 3RW40 Manual, 10/2018, NEB535199502000/RS-AB/005...
  • Page 130: 14.2 3Rw30

    Technical data 14.2 3RW30 14.2.4 3RW30..-.BB.. power electronics 14.2.5 3RW30 13, 14, 16, 17, 18-.BB.. power electronics SIRIUS 3RW30 / 3RW40 Manual, 10/2018, NEB535199502000/RS-AB/005...
  • Page 131: 3Rw30 26, 27, 28-.Bb

    Technical data 14.2 3RW30 14.2.6 3RW30 26, 27, 28-.BB.. power electronics 14.2.7 3RW30 36, 37, 38, 46, 47-.BB.. power electronics SIRIUS 3RW30 / 3RW40 Manual, 10/2018, NEB535199502000/RS-AB/005...
  • Page 132: 3Rw30 Main Conductor Cross-Sections

    Technical data 14.2 3RW30 14.2.8 3RW30 main conductor cross-sections SIRIUS 3RW30 / 3RW40 Manual, 10/2018, NEB535199502000/RS-AB/005...
  • Page 133: 3Rw30 Auxiliary Conductor Cross-Sections

    Technical data 14.2 3RW30 14.2.9 3RW30 auxiliary conductor cross-sections 14.2.10 Electromagnetic compatibility according to EN 60947-4-2 SIRIUS 3RW30 / 3RW40 Manual, 10/2018, NEB535199502000/RS-AB/005...
  • Page 134: Recommended Filters

    The type of coordination only refers to soft starters in conjunction with the stipulated protective device (motor starter protector / fuse), not to additional components in the feeder. SIRIUS 3RW30 / 3RW40 Manual, 10/2018, NEB535199502000/RS-AB/005...
  • Page 135: Fuseless Version

    Technical data 14.2 3RW30 14.2.13 Fuseless version The rated motor current must be considered The types of coordination are described in when selecting the devices. chapter Types of coordination (Page 134). SIRIUS 3RW30 / 3RW40 Manual, 10/2018, NEB535199502000/RS-AB/005...
  • Page 136: Fused Version (Line Protection Only)

    Note: The soft starter protection function of the installed fuse is only guaranteed if the rated current of the fuse is not less than "min- imum" and not greater than "maximum". SIRIUS 3RW30 / 3RW40 Manual, 10/2018, NEB535199502000/RS-AB/005...
  • Page 137: Fused Version With Sitor 3Ne1 Fuses

    Type of coordination 2 only refers to soft Alternatively: 3NA3 803 (NH00), 5SB2 21 starters in conjunction with the stipulated pro- (DIAZED), 5SE2 206 (NEOZED) tective device (motor starter protector / fuse), not to additional components in the feeder. SIRIUS 3RW30 / 3RW40 Manual, 10/2018, NEB535199502000/RS-AB/005...
  • Page 138: Fused Version With Sitor 3Ne3/4/8 Fuses

    Technical data 14.2 3RW30 14.2.16 Fused version with SITOR 3NE3/4/8 fuses Assembly as for type of coordination 2, with additional SITOR fuses (F3) for thyristor protection only. SIRIUS 3RW30 / 3RW40 Manual, 10/2018, NEB535199502000/RS-AB/005...
  • Page 139 Types of coordination (Page 134). Type of coordination 2 only refers to soft starters in conjunction with the stipulated pro- tective device (motor starter protector / fuse), not to additional components in the feeder. SIRIUS 3RW30 / 3RW40 Manual, 10/2018, NEB535199502000/RS-AB/005...
  • Page 140: Overview

    Soft starters rated up to 250 kW (at 400 V) can be supplied for standard applications in three-phase systems. Extremely small sizes, low power losses, and simple commissioning are just three of the many advantages of the SIRIUS 3RW40 soft starters. SIRIUS 3RW30 / 3RW40 Manual, 10/2018, NEB535199502000/RS-AB/005...
  • Page 141: 3Rw40 2., 3., 4. Control Electronics

    For information about the rated currents for ambient temperatures above 40 °C, refer to chapter 3RW40 2. to 7. power electronics (Page 145). 14.3.2 3RW40 2., 3., 4. control electronics SIRIUS 3RW30 / 3RW40 Manual, 10/2018, NEB535199502000/RS-AB/005...
  • Page 142: 3Rw40 5., 7. Control Electronics

    Technical data 14.3 3RW40 14.3.3 3RW40 5., 7. control electronics 14.3.4 3RW40 2., 3., 4. control electronics SIRIUS 3RW30 / 3RW40 Manual, 10/2018, NEB535199502000/RS-AB/005...
  • Page 143: 3Rw40 5., 7. Control Electronics

    Technical data 14.3 3RW40 14.3.5 3RW40 5., 7. control electronics 14.3.6 3RW40 protection functions SIRIUS 3RW30 / 3RW40 Manual, 10/2018, NEB535199502000/RS-AB/005...
  • Page 144: 3Rw40 Control Times And Parameters

    Technical data 14.3 3RW40 14.3.7 3RW40 control times and parameters SIRIUS 3RW30 / 3RW40 Manual, 10/2018, NEB535199502000/RS-AB/005...
  • Page 145: 3Rw40 2. To 7. Power Electronics

    Technical data 14.3 3RW40 14.3.8 3RW40 2. to 7. power electronics SIRIUS 3RW30 / 3RW40 Manual, 10/2018, NEB535199502000/RS-AB/005...
  • Page 146: 3Rw40 24, 26, 27, 28 Power Electronics

    Technical data 14.3 3RW40 14.3.9 3RW40 24, 26, 27, 28 power electronics SIRIUS 3RW30 / 3RW40 Manual, 10/2018, NEB535199502000/RS-AB/005...
  • Page 147: 3Rw40 36, 37, 38, 46, 47 Power Electronics

    Technical data 14.3 3RW40 14.3.10 3RW40 36, 37, 38, 46, 47 power electronics SIRIUS 3RW30 / 3RW40 Manual, 10/2018, NEB535199502000/RS-AB/005...
  • Page 148: 3Rw40 55, 56, 73, 74, 75, 76 Power Electronics

    Technical data 14.3 3RW40 14.3.11 3RW40 55, 56, 73, 74, 75, 76 power electronics SIRIUS 3RW30 / 3RW40 Manual, 10/2018, NEB535199502000/RS-AB/005...
  • Page 149: 3Rw40 2., 3., 4. Main Conductor Cross-Sections

    Technical data 14.3 3RW40 14.3.12 3RW40 2., 3., 4. main conductor cross-sections SIRIUS 3RW30 / 3RW40 Manual, 10/2018, NEB535199502000/RS-AB/005...
  • Page 150: 3Rw40 5., 7. Main Conductor Cross-Sections

    Technical data 14.3 3RW40 14.3.13 3RW40 5., 7. main conductor cross-sections SIRIUS 3RW30 / 3RW40 Manual, 10/2018, NEB535199502000/RS-AB/005...
  • Page 151: 3Rw40

    Technical data 14.3 3RW40 14.3.14 3RW40 .. auxiliary conductor cross-sections 14.3.15 Electromagnetic compatibility according to EN 60947-4-2 SIRIUS 3RW30 / 3RW40 Manual, 10/2018, NEB535199502000/RS-AB/005...
  • Page 152: Recommended Filters

    The type of coordination only refers to soft starters in conjunction with the stipulated protective device (motor starter protector / fuse), not to additional components in the feeder. SIRIUS 3RW30 / 3RW40 Manual, 10/2018, NEB535199502000/RS-AB/005...
  • Page 153: Fuseless Version

    The 3RV13 and chapter Types of coordination (Page 152). 3RV23 motor starter protectors are used for starter combinations (without motor protec- tion). In this case, motor protection is provided by the 3RW40 soft starter. SIRIUS 3RW30 / 3RW40 Manual, 10/2018, NEB535199502000/RS-AB/005...
  • Page 154: Fused Version (Line Protection Only)

    The types of coordination are described in chapter Types of coordination (Page 152). Type of coordination 1 only refers to soft starters in conjunction with the stipulated protective de- vice (motor starter protector / fuse), not to additional components in the feeder. SIRIUS 3RW30 / 3RW40 Manual, 10/2018, NEB535199502000/RS-AB/005...
  • Page 155: Fused Version With Sitor 3Ne1 Fuses

    The types of coordination are described in chapter Types of coordination (Page 152). Type of coordination 2 only refers to soft starters in conjunction with the stipulated protective de- vice (motor starter protector / fuse), not to additional components in the feeder. SIRIUS 3RW30 / 3RW40 Manual, 10/2018, NEB535199502000/RS-AB/005...
  • Page 156: Fused Version With Sitor 3Ne3/4/8 Fuses

    Technical data 14.3 3RW40 14.3.21 Fused version with SITOR 3NE3/4/8 fuses Assembly as for type of coordination 2, with additional SITOR fuses (F3) for thyristor protection only. SIRIUS 3RW30 / 3RW40 Manual, 10/2018, NEB535199502000/RS-AB/005...
  • Page 157: Motor Protection Tripping Characteristics For 3Rw40 (With Symmetry)

    2 only refers to soft starters in conjunction with the stipulated protective de- vice (motor starter protector / fuse), not to additional components in the feeder. 14.3.22 Motor protection tripping characteristics for 3RW40 (with symmetry) SIRIUS 3RW30 / 3RW40 Manual, 10/2018, NEB535199502000/RS-AB/005...
  • Page 158: Motor Protection Tripping Characteristics For 3Rw40 (With Asymmetry)

    Technical data 14.3 3RW40 14.3.23 Motor protection tripping characteristics for 3RW40 (with asymmetry) SIRIUS 3RW30 / 3RW40 Manual, 10/2018, NEB535199502000/RS-AB/005...
  • Page 159: Dimension Drawings

    Dimension drawings 15.1 CAx data You can find the CAx data in the Siemens Industry Online Support (https://support.industry.siemens.com/cs/ww/en/ps/). 1. Enter the full article number of the desired device in the "Product" field, and confirm with the Enter key. 2. Click the "CAx data link.
  • Page 160 Dimension drawings 15.1 CAx data SIRIUS 3RW30 / 3RW40 Manual, 10/2018, NEB535199502000/RS-AB/005...
  • Page 161: Typical Circuit Diagrams

    3RW40 2 to 3RW40 4. Note If a thermistor is connected (PTC type A or Klixon), you must remove the copper jumper between terminals T11/21 and T22. Figure 16-1 Optional thermistor motor protection evaluation SIRIUS 3RW30 / 3RW40 Manual, 10/2018, NEB535199502000/RS-AB/005...
  • Page 162: Control By Pushbutton

    If you do not want the motor to start automatically, you must integrate suitable additional components, e.g. phase failure or load monitoring devices, into the control and main circuits. SIRIUS 3RW30 / 3RW40 Manual, 10/2018, NEB535199502000/RS-AB/005...
  • Page 163: Control Of The 3Rw40 By Pushbutton

    (2) Alternatively, the motor feeder can be assembled as a fuseless or fused version with type of coordination 1 or 2. For the assignment of fuses and switching devices, refer to chapter Technical data (Page 127) SIRIUS 3RW30 / 3RW40 Manual, 10/2018, NEB535199502000/RS-AB/005...
  • Page 164 Typical circuit diagrams 16.2 Control by pushbutton For the optional thermistor motor protection evaluation, refer to Typical circuit for the optional thermistor motor protection evaluation (Page 161) SIRIUS 3RW30 / 3RW40 Manual, 10/2018, NEB535199502000/RS-AB/005...
  • Page 165: Control By Switch

    (3) Alternatively, the motor feeder can be assembled as a fuseless or fused version with type of coordination 1 or 2. For the assignment of fuses and switching devices, refer to chapter Technical data (Page 127). SIRIUS 3RW30 / 3RW40 Manual, 10/2018, NEB535199502000/RS-AB/005...
  • Page 166: Control Of The 3Rw40 By Switch

    16.3.2 Control of the 3RW40 by switch Figure 16-6 Wiring of the 3RW402 - 3RW404 control circuit and 3RW402 - 3RW407 main circuit Figure 16-7 Wiring of the control circuit 3RW405 - 3RW407 SIRIUS 3RW30 / 3RW40 Manual, 10/2018, NEB535199502000/RS-AB/005...
  • Page 167 1 or 2. For the assignment of fuses and switching devices, refer to chapter Technical data (Page 127). For the optional thermistor motor protection evaluation, refer to Typical circuit for the optional thermistor motor protection evaluation (Page 161). SIRIUS 3RW30 / 3RW40 Manual, 10/2018, NEB535199502000/RS-AB/005...
  • Page 168: Control In Automatic Mode

    (3) Alternatively, the motor feeder can be assembled as a fuseless or fused version with type of coordination 1 or 2. For the assignment of fuses and switching devices, refer to chapter Technical data (Page 127). SIRIUS 3RW30 / 3RW40 Manual, 10/2018, NEB535199502000/RS-AB/005...
  • Page 169: Control Of The 3Rw40 In Automatic Mode

    Control of the 3RW40 in automatic mode Figure 16-9 Wiring of the 3RW402 - 3RW404 control circuit and 3RW402 - 3RW407 main circuit Figure 16-10 Wiring of the control circuit 3RW405 - 3RW407 SIRIUS 3RW30 / 3RW40 Manual, 10/2018, NEB535199502000/RS-AB/005...
  • Page 170 For the optional thermistor motor protection evaluation, refer to Typical circuit for the optional thermistor motor protection evaluation (Page 161) SIRIUS 3RW30 / 3RW40 Manual, 10/2018, NEB535199502000/RS-AB/005...
  • Page 171: Control By Plc

    (3) Alternatively, the motor feeder can be assembled as a fuseless or fused version with type of coordination 1 or 2. For the assignment of fuses and switching devices, refer to chapter Technical data (Page 127). SIRIUS 3RW30 / 3RW40 Manual, 10/2018, NEB535199502000/RS-AB/005...
  • Page 172: Control Of The 3Rw40 By Plc

    Figure 16-12 Emergency stop wiring of the 3RW402 - 3RW404 control circuit (with 24 V control voltage) and 3RW402 - 3RW407 main circuit Figure 16-13 Wiring of the control circuit 3RW405 - 3RW407 SIRIUS 3RW30 / 3RW40 Manual, 10/2018, NEB535199502000/RS-AB/005...
  • Page 173 1 or 2. For the assignment of fuses and switching devices, refer to chapter Technical data (Page 127). For the optional thermistor motor protection evaluation, refer to Typical circuit for the optional thermistor motor protection evaluation (Page 161). SIRIUS 3RW30 / 3RW40 Manual, 10/2018, NEB535199502000/RS-AB/005...
  • Page 174: Control With An Optional Main / Line Contactor

    (3) Alternatively, the motor feeder can be assembled as a fuseless or fused version with type of coordination 1 or 2. For the assignment of fuses and switching devices, refer to chapter Technical data (Page 127). SIRIUS 3RW30 / 3RW40 Manual, 10/2018, NEB535199502000/RS-AB/005...
  • Page 175: Control Of The 3Rw40 With A Main Contactor

    Figure 16-16 Wiring of the control circuit 3RW405 - 3RW407 Note If a soft stop is required, the function of output 13/14 must be reparameterized to "RUN" (refer to Commissioning the 3RW40 (Page 109)). SIRIUS 3RW30 / 3RW40 Manual, 10/2018, NEB535199502000/RS-AB/005...
  • Page 176 1 or 2. For the assignment of fuses and switching devices, refer to chapter Technical data (Page 127). For the optional thermistor motor protection evaluation, refer to Typical circuit for the optional thermistor motor protection evaluation (Page 161). SIRIUS 3RW30 / 3RW40 Manual, 10/2018, NEB535199502000/RS-AB/005...
  • Page 177: Reversing Circuit

    If you do not want the motor to start automatically, you must integrate suitable additional components, e.g. phase failure or load monitoring devices, into the control and main circuits. SIRIUS 3RW30 / 3RW40 Manual, 10/2018, NEB535199502000/RS-AB/005...
  • Page 178: 3Rw40 Reversing Circuit

    1 or 2. For the assignment of fuses and switching devices, refer to chapter Technical data (Page 127). 16.7.2 3RW40 reversing circuit Figure 16-18 Emergency stop wiring of the 3RW402 - 3RW405 control circuit and 3RW402 - 3RW407 main circuit SIRIUS 3RW30 / 3RW40 Manual, 10/2018, NEB535199502000/RS-AB/005...
  • Page 179 For the optional thermistor motor protection evaluation, refer to Typical circuit for the optional thermistor motor protection evaluation (Page 161). Note No soft stop possible. Set the stopping time to 0 s with the potentiometer. SIRIUS 3RW30 / 3RW40 Manual, 10/2018, NEB535199502000/RS-AB/005...
  • Page 180: Control Of A Magnetic Parking Brake

    (3) Alternatively, the motor feeder can be assembled as a fuseless or fused version with type of coordination 1 or 2. For the assignment of fuses and switching devices, refer to chapter Technical data (Page 127). SIRIUS 3RW30 / 3RW40 Manual, 10/2018, NEB535199502000/RS-AB/005...
  • Page 181: 3Rw402 - 3Rw404, Control Of A Motor With A Magnetic Parking Brake

    For the optional thermistor motor protection evaluation, refer to Typical circuit for the optional thermistor motor protection evaluation (Page 161). Note No soft stop possible. Set the stopping time to 0 s with the potentiometer. SIRIUS 3RW30 / 3RW40 Manual, 10/2018, NEB535199502000/RS-AB/005...
  • Page 182: 3Rw405 - 3Rw407, Control Of A Motor With A Magnetic Parking Brake

    For the optional thermistor motor protection evaluation, refer to Typical circuit for the optional thermistor motor protection evaluation (Page 161). Note No soft stop possible. Set the stopping time to 0 s with the potentiometer. SIRIUS 3RW30 / 3RW40 Manual, 10/2018, NEB535199502000/RS-AB/005...
  • Page 183: Emergency Stop

    Typical circuit diagrams 16.9 EMERGENCY STOP 16.9 EMERGENCY STOP 16.9.1 3RW30 EMERGENCY STOP and 3TK2823 safety relay Figure 16-23 Wiring of the EMERGENCY STOP control circuit and the 3TK28 safety relay SIRIUS 3RW30 / 3RW40 Manual, 10/2018, NEB535199502000/RS-AB/005...
  • Page 184 (3) Alternatively, the motor feeder can be assembled as a fuseless or fused version with type of coordination 1 or 2. For the assignment of fuses and switching devices, refer to chapter Technical data (Page 127). SIRIUS 3RW30 / 3RW40 Manual, 10/2018, NEB535199502000/RS-AB/005...
  • Page 185: 3Rw402 - 3Rw404 Emergency Stop And 3Tk2823 Safety Relay

    3RW402 - 3RW404 EMERGENCY STOP and 3TK2823 safety relay Figure 16-25 Wiring of the EMERGENCY STOP control circuit and the 3TK28 safety relay Figure 16-26 Wiring of the 3RW402 - 3RW404 control circuit and 3RW402 - 3RW407 main circuit SIRIUS 3RW30 / 3RW40 Manual, 10/2018, NEB535199502000/RS-AB/005...
  • Page 186 "Missing load voltage, phase failure / missing load" fault may be indicated on the soft starter. In this case, the soft starter must be reset according to the selected RESET MODE. SIRIUS 3RW30 / 3RW40 Manual, 10/2018, NEB535199502000/RS-AB/005...
  • Page 187: 3Rw405 - 3Rw407 Emergency Stop And 3Tk2823 Safety Relay

    3RW405 - 3RW407 EMERGENCY STOP and 3TK2823 safety relay Figure 16-27 Wiring of the EMERGENCY STOP control circuit and the 3TK28 safety relay Figure 16-28 Wiring of the 3RW405 - 3RW407 control circuit and 3RW402 - 3RW407 main circuit SIRIUS 3RW30 / 3RW40 Manual, 10/2018, NEB535199502000/RS-AB/005...
  • Page 188 "Missing load voltage, phase failure / missing load" fault may be indicated on the soft starter. In this case, the soft starter must be reset according to the selected RESET MODE. SIRIUS 3RW30 / 3RW40 Manual, 10/2018, NEB535199502000/RS-AB/005...
  • Page 189: 3Rw And Contactor For Emergency Starting

    (3) Alternatively, the motor feeder can be assembled as a fuseless or fused version with type of coordination 1 or 2. For the assignment of fuses and switching devices, refer to chapter Technical data (Page 127). SIRIUS 3RW30 / 3RW40 Manual, 10/2018, NEB535199502000/RS-AB/005...
  • Page 190: 3Rw40 And Contactor For Emergency Starting

    Typical circuit diagrams 16.10 3RW and contactor for emergency starting 16.10.2 3RW40 and contactor for emergency starting Figure 16-30 Wiring of the 3RW402 - 3RW404 control circuit and 3RW402 - 3RW407 main circuit SIRIUS 3RW30 / 3RW40 Manual, 10/2018, NEB535199502000/RS-AB/005...
  • Page 191 1 or 2. For the assignment of fuses and switching devices, refer to chapter Technical data (Page 127). For the optional thermistor motor protection evaluation, refer to Typical circuit for the optional thermistor motor protection evaluation (Page 161). SIRIUS 3RW30 / 3RW40 Manual, 10/2018, NEB535199502000/RS-AB/005...
  • Page 192: Dahlander / Multispeed Motor

    Typical circuit diagrams 16.11 Dahlander / multispeed motor 16.11 Dahlander / multispeed motor 16.11.1 3RW30 and Dahlander motor starting Figure 16-32 Wiring of the 3RW30 control and main circuits SIRIUS 3RW30 / 3RW40 Manual, 10/2018, NEB535199502000/RS-AB/005...
  • Page 193 (3) Alternatively, the motor feeder can be assembled as a fuseless or fused version with type of coordination 1 or 2. For the assignment of fuses and switching devices, refer to chapter Technical data (Page 127). SIRIUS 3RW30 / 3RW40 Manual, 10/2018, NEB535199502000/RS-AB/005...
  • Page 194: 3Rw402 - 3Rw404 And Dahlander Motor Starting

    RESET command if a start command is still present. This particularly applies if the motor protection has tripped. For safety reasons, you are advised to integrate the group fault output (terminals 95 and 96) in the controller. SIRIUS 3RW30 / 3RW40 Manual, 10/2018, NEB535199502000/RS-AB/005...
  • Page 195: 3Rw405 - 3Rw407 And Dahlander Motor Starting

    Note No soft stop possible. Set the stopping time to 0 s with the potentiometer. 16.11.3 3RW405 - 3RW407 and Dahlander motor starting Figure 16-34 Wiring of the control circuit 3RW405 - 3RW407 SIRIUS 3RW30 / 3RW40 Manual, 10/2018, NEB535199502000/RS-AB/005...
  • Page 196 1 or 2. For the assignment of fuses and switching devices, refer to chapter Technical data (Page 127). Note No soft stop possible. Set the stopping time to 0 s with the potentiometer. SIRIUS 3RW30 / 3RW40 Manual, 10/2018, NEB535199502000/RS-AB/005...
  • Page 197: Appendix

    (The speed increments of the value pairs do not have to be equal) "n " Speed / current characteristic curve (The speed increments of the value pairs do not have to be equal) "n " SIRIUS 3RW30 / 3RW40 Manual, 10/2018, NEB535199502000/RS-AB/005...
  • Page 198 Acceleration torque limitation? ❑ ....Maximum starting time? ❑ ....Personal details Last name, first name: Company: ..........................Department: ..........................Street: ............................Zip code, town/city: ........................Country: ............................ Phone: ............................Fax: ............................e-mail: ............................SIRIUS 3RW30 / 3RW40 Manual, 10/2018, NEB535199502000/RS-AB/005...
  • Page 199: Table Of Parameters Used

    Appendix A.2 Table of parameters used Table of parameters used You can document your parameter settings in the table below. SIRIUS 3RW30 / 3RW40 Manual, 10/2018, NEB535199502000/RS-AB/005...
  • Page 200 Appendix A.2 Table of parameters used SIRIUS 3RW30 / 3RW40 Manual, 10/2018, NEB535199502000/RS-AB/005...
  • Page 201: Index

    3RW44, 23, 36, 107 Documentation of settings, 199, 199 3RW44 soft starter, 23, 36, 107 EPLAN macros, 14 Ambient temperature, 93, 94 ESD guidelines, 17 Siemens Industry Online Support, 15 Application examples, 89 Heavy-duty starting, 91 Normal starting, 90 Fan, 67 Applications, 29...
  • Page 202 Product data sheet, 159 Stop modes, 40 PROFIBUS, 23 Stop without load, 40, 118 Protection against voltage failure, 45 Stopping torque, 41 PTC thermistors, 45 Switching frequency, 92, 99, 99 Pump stop, 41, 41 SIRIUS 3RW30 / 3RW40 Manual, 10/2018, NEB535199502000/RS-AB/005...
  • Page 203 Two-phase soft starters, 27, 27 Type of coordination, 46, 72, 73, 74, 75, 134 1, 134, 152 2, 134, 152 Ultra-heavy-duty starting, 23 Voltage ramp, 35, 37, 105, 111, 112 Water hammer, 41 xIe potentiometer, 114 SIRIUS 3RW30 / 3RW40 Manual, 10/2018, NEB535199502000/RS-AB/005...
  • Page 204 Index SIRIUS 3RW30 / 3RW40 Manual, 10/2018, NEB535199502000/RS-AB/005...

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