4 Operation4.2 CommissioningDS7 Soft starter 09/16 MN03901001Z-EN www.eaton.com 954.2 CommissioningThe factory settings for DS7-34… soft starters are configured in such a wayas to allow a suitably rated 4-pole standard motor to be run in typical softstarter applications without the need for any additional adjustments.In addition, soft starters belonging to the DS7-34D… series also feature a1-0-A switch that can be used to manually switch the soft starter on and off.The 1-0-A switch’s positions have the following functions:• 1: DS7-SWD = ON• 0: DS7-SWD = OFF• A: Control via SmartWire-DT (PNU 928.0) or via control signal terminals /potentiometersThe 1-0-A switch can be used for starting and stopping the motor only if softstarter DS7-34D... is supplied with 24 V DC through the SmartWire-DT ribboncable or the control signal terminals Us.NOTICEMake sure that there is no danger in starting the motor.Disconnect the driven machine if there is a danger in anincorrect operating state.NOTICEBefore switching on the soft starter, check whether thepermissible ambient conditions have not been exceeded andthat there is no moisture inside the device. Storing the softstarter in a cool place for example may cause moisture to occur.If moisture has penetrated the device, ensure that it iscompletely dried.NOTICEThe electrical installation and commissioning must only becarried out by suitably qualified personnel.The user is responsible for ensuring suitable earthing and cableprotection for the incoming unit in accordance with local andnational regulations.The motor must be protected from overloads!￫ For more information on the DS7-SWD’s 1-0-A switch, see￫ section 8.3, “1-0-A switch”.
