Altistart 01 Soft Starters Page 27 Wiring Diagrams

27 Altistart 01 & U01 soft starters for asynchronous motors Wiring Diagrams ATS01N2 pppp & ATSU01N2 pppp Altistart 01 soft starter and TeSys U-Line motor starter combinations Automatic 2-wire control with or without soft stop TeSys U-line L1 L2 LUB L3 STOP/RUN Fuse LUA1C20 18 17 LUB STOP S1 EMERG ATS01N2 3~ BOOST 2/T1 ( 1 ) ( 2 ) LO1 LI1 LI2 COM LI+ A1 R1A R1C 1/L1 6/T3 4/T2 M1 5/L3 3/L2 A1 A2 M S2 120 Vac Supply L 208-480 V N ( 3 ) ATS01N2 pp LU/QN/RT TeSys U-line L1 L2 LUB L3 STOP/RUN LUA1C20 LUB 17 18 EMERG STOP S1 S2 3~ BOOST 2/T1 ( 1 ) ( 2 ) LO1 LI1 +24 V LI2 COM A1 R1A R1C 1/L1 4/T2 6/T3 M1 3/L2 5/L3 A1 M A2 + 24 Vdc Supply - 208-480 V ATSU01N2 pp LT Notes: A1: ATS01 soft starter LUB: TeSys U-Line motor starter LUA1C20: Control circuit contact block for TeSys U-Line motor starter S1, S2: Selector switches or maintained pushbuttons t1: 1 - 10 second adjustable starting time t2: 1 - 10 second adjustable stopping time V1: Initial motor voltage - adjustable from 30 to 80% of the motor's rated voltage (1) Optional jumper to select boost (2) See page 11 for L01 wiring recommendations (3) Use shielded cable if control wiring is longer than 3 feet t2 t1 10 s V 1 Line voltage Pushbutton S1 Logic input LI2 Pushbutton S2 Yellow LED Logic output LO1 Motor voltage

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