164Cybersecurity disclaimer ..............................................................................
11 Dimension drawings
165Contents of this chapter ......................................................................................
166Frame R0 (1-phase 230 V) .................................................................................
167Frame R0 (400/480 V) ........................................................................................
168Frame R1 (230 V) ...............................................................................................
169Frame R1 (3-phase 230 V and 3-phase 400/480 V) ...........................................
170Frame R2 (230 V) ...............................................................................................
171Frame R2 (400/480 V) ........................................................................................
172Frame R3 (400/480 V) ........................................................................................
173Frame R4 (400/480 V) ........................................................................................
12 Resistor braking
175Contents of this chapter ......................................................................................
175Safety ..................................................................................................................
175Operation principle ..............................................................................................
175Selecting the brake resistor ................................................................................
177Reference brake resistors ............................................................................
178Definitions .........................................................................................
178Selecting and routing the brake resistor cables ..................................................
178Minimizing electromagnetic interference ......................................................
179Maximum cable length .................................................................................
179Placing the brake resistors .................................................................................
179Protecting the system in brake circuit fault situations .........................................
179Protecting the system in cable and brake resistor short-circuit situations ....
179Protecting the system against thermal overload ..........................................
180Mechanical and electrical installation of brake resistor .......................................
181Mechanical installation .................................................................................
181Electrical installation .....................................................................................
181Measuring the insulation ...................................................................
181Connecting power cables .................................................................
181Connection the control cables ..........................................................
181Start-up ...............................................................................................................
13 The Safe torque off function
183Contents of this chapter ......................................................................................
183Description ..........................................................................................................
184Compliance with the European Machinery Directive ...................................
185Wiring ..................................................................................................................
185Connection principle ....................................................................................
185Single ACS380 drive, internal power supply ....................................
186Single ACS380 drive, external power supply ...................................
Table of contents 11
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