def thermal_incomes(I1p, I2p):
    """
    Total current incomes through the current leads for 3 phase

    :param I1p: current in the primary windings
    :param I2p: current in the secondary windings
    :return:
    """
    q_cl = 45.0 * 1e-3  # W/A

    return round(6. * q_cl * (I1p + I2p), 2)