LV Motor Fuse Chart
The fuse chart below shows Typical Full Load Current and Fuses for 3-phase AC 4-pole motors based on 8 starts per hour, run up time = 10s, starting current 6 x FLC. Move the panel along to the kW or HP required and read off the fuse size for the chosen voltage.
For type 2 co-ordination between components refer to actual manufacturers data.
Click either side of the window to move the slider.
Fuse guidelines provided by Cooper Bussman (UK) Ltd and ABB Controls Ltd.