constraint_eqn_040 Subroutine

   subroutine constraint_eqn_040(tmp_cc, tmp_con, tmp_err, tmp_symbol, tmp_units)
      !! Equation for auxiliary power lower limit
      !! author: P B Lloyd, CCFE, Culham Science Centre
      !! args : output structure : residual error; constraint value;
      !! residual error in physical units; output string; units string
      !! Equation for auxiliary power lower limit
      !! #=# current_drive
      !! #=#=# fauxmn, auxmin
      !! and hence also optional here.
      !! Logic change during pre-factoring: err, symbol, units will be assigned only if present.
      !! fauxmn : input real : f-value for minimum auxiliary power
      !! pinjmw : input real : total auxiliary injected power (MW)
      !! auxmin : input real : minimum auxiliary power (MW)
      use constraint_variables, only: fauxmn, auxmin
      use current_drive_variables, only: pinjmw
      implicit none
            real(dp), intent(out) :: tmp_cc
      real(dp), intent(out) :: tmp_con
      real(dp), intent(out) :: tmp_err
      character(len=1), intent(out) :: tmp_symbol
      character(len=10), intent(out) :: tmp_units

      tmp_cc =  1.0D0 - fauxmn * pinjmw/auxmin
      tmp_con = auxmin * (1.0D0 - tmp_cc)
      tmp_err = auxmin * tmp_cc
      tmp_symbol = '>'
      tmp_units = 'MW'

   end subroutine constraint_eqn_040