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resistors

3 months ago 67
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Description

The early beginings of soft starter. R5 is the AC motor. R6 is the contactor coil. 

R1 to R4 to energise motor before contactor closes lowering inrush current. 

Documents

Sheet_1

BOM

ID Name Designator Quantity
1 60 ACMOTOR 1
2 94u C1 1
3 47u C2 1
4 400 CON1,CON2,CON3 3
5 GBJ1504 D1,D3 2
6 BZX84C12L D2,D4 2
7 Diff_V_Probe DIFFPRB1,DIFFPRB2,DIFFPRB3,DIFFPRB4 4
8 4.7K R1,R2,R3,R4 4
9 100 R5 1
10 2K R7 1
11 3.9K R11 1
12 SPDT_Open S1,S2,S3 3
13 436 STR 1
14 SIN(0 240 50 0 0 ) V1 1

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