Table of Contents
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6 Table of contents
Maximum cable length .........................................................................
Placing the brake resistor .........................................................................
Selecting the resistor thermal switch circuit cable ............................................
Protecting the system against thermal overload ..............................................
Protecting the system against short-circuits ...................................................
Contents of this chapter ...........................................................................
Electrical safety precautions .....................................................................
General notes ......................................................................................
Printed circuit boards ..........................................................................
Optical components ............................................................................
Measuring the insulation of the brake resistor circuit .........................................
Connecting the brake resistor cables and thermal switch ...................................
Connection diagram ............................................................................
Connection procedure of the resistor cables ...............................................
Connection procedure of the thermal switch cable ........................................
Connecting the control cables ...................................................................
Control cable connection procedure .........................................................
Routing the control cables inside the cabinet ...........................................
Connecting control cabling ................................................................
Connecting a PC ...................................................................................
Contents of this chapter ...........................................................................
General ..............................................................................................
BCU-x2 layout ......................................................................................
Default I/O diagram of the brake control unit ..................................................
External power supply for the control unit (XPOW) ...........................................
The X485 connector ...............................................................................
Safe torque off (XSTO, XSTO OUT) ............................................................
FSO-xx safety functions module connection (X12) ...........................................
SDHC memory card slot ..........................................................................
Connector data .....................................................................................
BCU-x2 ground isolation diagram ............................................................
Contents of this chapter ...........................................................................
Checklist .............................................................................................
Contents of this chapter ...........................................................................
Start-up procedure .................................................................................
Contents of this chapter ...........................................................................
Disconnecting the brake unit from the drive DC bus ..........................................
Connecting the brake unit to the drive DC bus ................................................
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