Soft starters are starting devices used for the acceleration deceleration and protection of the three phase electrical induction motors through the controlling applied voltage to 3 phase motor. In addition to those faults on power up the starter will check the motor configuration.
Katalog Sirius Ic10a English 2018 Softstarters 3rw Pages 51
Siemens soft starter wiring diagram. Mostly industrial motors are single phase or three phase induction motor depends upon supply fed to it. Full voltage reversing 3 phase motors. The soft starter can be used for either 6 or 12 lead delta motors. A wiring diagram is a streamlined traditional pictorial depiction of an electrical circuit. The soft starter can be used for either a three lead or six lead wye motor. Starter controls the current during the start and provides overload current imbalance phase reverse single phase and shorted scr protection.
It uses two contactors two auxiliary contact blocks an overload relay a mechanical interlock two normally open start pushbuttons a normally closed stop pushbutton and a power supply with a fuse. Induction motor is the most frequently used motor for industrial as well as domestic applications. Port for infrared or serial communication soft starter overview siemens energy automation inc. Connecting the soft starter to a wye motor inserts the scrs directly in the line wiring referred to as in line wiring. It reveals the components of the circuit as streamlined forms as well as the power and signal links between the tools. This diagram is for 3 phase reversing motor control with 24 vdc control voltage.
Soft starter 3rw44 manual 102010 industrial controls answers for industry. Like subscribe and dont skip the ads click the notification bell to get a. Proper transport storage installation assembly commissioning operation and. Siemens soft starter wiring diagram sample variety of siemens soft starter wiring diagram. O o figure 1. Siemens products may only be used for the applications described in the catalog and in the relevant technical documentation.
Get siemens soft starter wiring diagram download assortment of siemens soft starter wiring diagram. If products and components from other manufacturers are used these must be recommended or approved by siemens. If the motor is hard wired as delta the starter must be connected. Sirius soft starter 3rw44 pcs 7 library v80 sp1 10 programming and operating manual 032015 a5e31628431002ars ac003 12 components of the software package the soft starter 3rw44 pcs 7 library v80 sp1 integrates profibus and profinet 3rw44 soft starters into the pcs 7 environment. It shows the elements of the circuit as streamlined shapes and also the power as well as signal connections in between the tools. This video will show you how to wire soft starter and isolation contactor with soft start or soft stop function.
A wiring diagram is a simplified traditional photographic depiction of an electrical circuit.