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Purpose:

Subtracts a value from an attribute or a variable.

 

General notation:

Subtract( Object( ObjectName ).Attribute , value )

or

Subtract( Variable , value )

 

Examples:

Lower load with name 'MyLoad' with 0.1 MW:

 Subtract( Load ( 'MyLoad' ).Pl , 0.1 )

Lower variable with name 'MyVoltage' with 0.5:

 Subtract( MyVoltage , 0.5 )