WEG SSW-06 - Chapter 5 Start-Up; 5.1 POWER-UP PREPARATION

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The Soft-Starter SSW-06 shall be installed according to Chapter 3
-InstallationandConnection.Ifthedriveprojectisdi󰀨erentfromthe
typical recommended drives, the steps below may also be followed.
DANGER!
Disconnect the AC input power before making any connections.
1) Check all connections:
Check if the power, grounding and control connections are correct
and well tightened.
2) Clean the inside of the Soft-Starter SSW-06:
Remove all shipping material from the inside of the Soft-Starter
SSW-06 or cabinet.
3) Check the correct voltage selection:
In models 255A to 820A, the fan supply voltage selection is correct.
In models 950A to 1400A the single-phase supply voltage must be
checked to make sure it is adequate for the voltage of the fans.
4) Check the motor:
Check all motor connections and verify if their voltages, currents
andfrequenciesmatchtheSoft-StarterSSW-06specications.
5) Check the Soft-Starter SSW-06 motor connection type:
Check if the standard three-wire connection should be used or if
the Soft-Starter SSW-06 should be connected via inside delta of
the motor. For more details, refer to Chapter 3.
6) Uncouple the load from the motor:
If the motor cannot be uncoupled, make sure that the direction of
rotation (FWD/REV) cannot cause damage to the machine.
7) Close the Soft-Starter SSW-06 and/or cabinet cover.
START-UP
This Chapter provides the following information:
 How to check and prepare the Soft-Starter SSW-06 before power-
up;
 How to power-up and check for proper operation;
 How to operate the Soft-Starter SSW-06 (See Electrical Installation).
5.1 POWER-UP
PREPARATION
CHAPTER 5