Panel space and wiring fit
The 3RT2015-1KB42: The contactor occupies 45 mm width, 58 mm height, and 73 mm depth — slot it on a 35 mm DIN rail with six weeks clearance sideways, 10 mm above and below. Accepts solid wire from 0.5 to 4 mm²; stranded from 0.5 to 4 mm² as well, and up to 2x 4 mm² for paralleled terminations.
