Is that a problem with G Suite? I think all such cases I've heard of have been with the free personal accounts offered to the general public, not the corporate product.
And if random account suspension is something that happens to G Suite accounts, I think the answer is that your IT department's G Suite admins can click the button to un-suspend your account.
And if random account suspension is something that happens to G Suite accounts, I think the answer is that your IT department's G Suite admins can click the button to un-suspend your account.