Low Voltage Products & Systems 37
ABB Inc. • 888-385-1221 • www.abb-control.com AC 1006.9 - 5/03
General ..............................................................................................39
Electrical connection ..........................................................................40
Main circuit....................................................................................40
External Bypass contactor .....................................................41
Control voltage and control circuit ................................................42
Control voltage, terminals 1 and 2.........................................42
Grounding, terminal 3 ............................................................42
Start and Stop, terminals 4, 5, 8, 9, 10, 11 ............................43
Programmable inputs, terminals 6 and 7............................... 45
Programmable output relay K4, terminals 12, 13 and 14 ......46
Programmable output relay K5, terminals 15, 16 and 17 ......46
Programmable output relay K6 terminals 18, 19 and 20 ....... 47
PTC input ...............................................................................47
Connection of communication devices (optional)..............................48
Fieldbus communication ........................................................48
Softstarters
Type PST/PSTB
Chapter 5: Connection
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