Shini SG-23 Series, Руководство пользователя

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2.3 Electrical Components Instruction
2.3.1 Microprocessor Board (PCB)
Function
：
1) Star-delta starting.
2) Granulating motor overload detection and alarm.
3) Material conveying blower postpones machine stop.
4) phase sequence dection, warning and machine halt.
Picture 2-5: PCB Circuit board
Scale of Variable Resistor
1 2 3 4 5 6 7 8 9
Fine Adjustment I(A):VR1 -4 -3 -2 -1 0 +1 +2 +3 +4
Rate Current setting
（
I
）：
VR3
5A 10A 20A 30A 40A 50A 60A 70A 80A
Scale of Variable Resistor
1 2 3 4 5 6 7 8 9
△
Y/ Start Switching 3S 6S 9S 12S 15S 19S 22S 24S 30S