Page 163 - Power Electronics Handbook
P. 163

Control and protection circuits   155
                   control -                    auxiliary  -
                                                        1
                                                         I
                   To
                                                                 Pulse  - To
                              drive
                                                                               terminal
                   terminal   Pulse             Main/            drive         control
                                                                 to
                   of main    to                                               of auxiliary
                              main              device            auxiliary
                                                                               power
                   power  e  device             control           device    ---* device
                   device
                                            On/off     Fault
                                            control    detect
                                                  Slow
                   Qure  7.6 D.C. wntactor control   start






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