The basic rule I got for a chandelier is to hang the chandelier 30 to 36 inches above the dining table.
Correct height for chandelier over dining table. Hang your dining room chandelier between 30 and 34 inches from the tabletop for a standard 8-foot table. The generally accepted rule for hanging dining room chandeliers is that the bottom of the fixture should hang between 30 and 36 inches above the top of the dining table. How far down do you want the fixture to hang.
I like this height as it puts the fixture at 5 feet 6 inches above the floor just high enough for. For example if the dining room table was 48 wide x 60 long the chandelier that is 24 to 36 in diameter would be an appropriate size to compliment the table. If your ceiling is higher than 8 feet hang the chandelier 3 inches higher for every foot of the ceiling.
Our Cairo three-arm chandelier above dining space. The Right Height to Hang a Dining Room Fixture or Chandelier 8-foot ceilings. Most dining tables are 28 to 30.
32 36 inches between the top of your table and the bottom of your fixture 9-foot ceilings. That would appear very out of scale and imbalanced depending on the fixture so view this rule as more of a guideline. The bottom of the fixture should be 32 to 36 inches above the tabletop.
Lets take a look. When hanging a pendant light or chandelier over a dining table the light fixture should hang so the bottom is approximately 30 above the table. Single chandeliers should be centered over the table or island while multiple chandeliers or pendants should hang.
How high or low should I hang a chandelier above my table. This article will teach you what the proper height is to hang a chandelier over a dining room table. The bottom of the pendant should be at least 75-90cm 30 from the table top.

