Jumpers; External Power Supply For The Jcu Control Unit (X1); Drive-To-Drive Link (X5); X6 (Not In Use) - ABB ACSM1 Hardware Manual

Jumpers

J1 – Determines whether Analogue input AI1 is used as a current or voltage input.
Current
J2 – Determines whether Analogue input AI2 is used as a current or voltage input.
Current
J3 – Drive-to-drive link termination. Must be set to the ON position when the regen
supply module is the last unit on the link.
Termination ON
T

External power supply for the JCU Control Unit (X1)

External +24 V (minimum 1.6 A) power supply for the JCU Control Unit can be
connected to terminal block X1. Using an external supply is recommended if
• the application requires fast start after connecting the regen supply module to the
main supply
• fieldbus communication is required when the input power supply is disconnected.

Drive-to-drive link (X5)

Reserved.

X6 (not in use)

The X6 connector must be short-circuited with a jumper for the regen supply module
to start. The appropriate jumper is included in the delivery.
Voltage
7
AI1
AI2
8
Voltage
7
AI1
AI2
8
Termination OFF
7
AI1
AI2
8
7
AI1
AI2
8
T
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Electrical installation