There`s an ancient proverb that says more or less that if one offers the devil a finger he`ll take the whole hand. Apply the metaphor to the police and there is a neat congruity. Domestic violence protection orders are such an example. On the basis that the "victim" must always be protected from somebody these iniquitous actions can be applied by a police officer of superintendent rank or above. In practice no superintendent is going to attend such an alleged incident in person; s/he will rely upon a report from a constable or even a PCSO. The consequences for those arrested and subjected to such an order can be life changing. For further information government guidance is available here and as an example in practice Sussex Police have published this. The College of Policing has its own text on the topic.
In the Sexual Offences Act 2003 can be found the following:-(as amended by the