See the following for the dimension of PAV series.
Unit: mm
MAX: including the knobs, rubber feet and protrusions
Models with the rated output of 10 – 100 V: 70.0 ± 0.5 x 89.5 ± 1.0 (MAX) x 388.0 ± 3 (MAX)
Models with the rated output of 160 – 650 V: 70.0 ±0.5 x 89.5 ± 1.0 (MAX) x 366.6 ± 3 (MAX)
For the details, read the user’s manual – chapter of Outline Drawing.