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Wiring Diagrams - Altistart 01 Soft Starters Page 38


Altistart 01 & U01

soft starters for asynchronous motors ATS01N2 pppp & ATSU01N2 pppp

Wiring Diagrams

120 Vac Supply HAND-OFF-AUTO S1 Q1 FU1 FU3 OL KM1 A1 L N ( 1 ) ( 2 ) ( 3 ) ( 4 ) ( 6 ) ( 5 ) Manual Starter or Disconnect 208-480 V 1/L1 3/L2 5/L3 2/T1 4/T2 6/T3 R1A R1C COM LI1 LO1 LI2 LI+ BOOST M1 3~ AUTO RUN/STOP ATS01N2

pp LU/QN/RT soft starter with GV manual starter, fusible disconnect, or other motor starter

Hand-Off-Auto control with soft stop and isolation contactor


t1 t2 10 s Motor voltage Logic output LO1 Yellow LED Auto Run/Stop S1 Hand Off Auto Line voltage V 1

Notes: A1: ATS01 soft starter FU1 : Control circuit fuse FU3: Fast-acting UL Listed Class J fuse KM1: Isolation contactor OL: Overload relay Q1: Manual motor starter or disconnect switch S1: Selector switch 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) Fuses FU3 are not required if device Q1 is a GV manual motor starter installed per local and national electrical codes. (2) Overload protection is required if not included on device Q1. (3) Optional jumper to select boost. (4) See page 11 for L01 wiring recommendations (5) Use shielded cable if control wiring is longer than 3 feet. (6) From automated control system.

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