Arguably quite harsh.
Here's an example of a police officer that commits domestic assault and he only gets suspended 30 hours without pay, which is equivalent to 2 games for an NHL player (one week).
https://edmontonjournal.com/news/loc...estic-violence
Not sure about the subjective merits of why an NHLer's punishment for domestic assault should be multiple times harsher than a police officer's...