Page 11 - Industrial Technology EXTRA - 29th June 2020

performance in hygiene-critical applications. The applied and maintained, there is always a risk that
range is carefully designed so that fans and cooling the coating could become damaged while the motor
ribs are not required, thereby allowing for is in operation. Should this happen, then the
completely smooth outer casings with non-drive contamination resistance of the geared motor would
ends that are sealed. This allows the IE4 super- be reduced. Adopting the principles of HACCP,
premium-efficiency motor to be offered with up to many manufacturers are choosing to specify
IP69K rating – which protects against high-pressure stainless steel geared motors where they are likely
washers and steam cleaning. to be operating in an area with risk of mechanical
The elimination of venting elements creates a damage.
smooth outer surface, which provides a higher Stainless steel geared motors – as found within
cleanability of the motor casing and prevents re- the HiflexDRIVE range – meet all the regulations set
infection of the local environment caused by air out by organisations such as the FDA and NSF
movement from a cooling fan. While specialist without the need for specialist coatings. As a base
coatings perform exceptionally well when correctly material, stainless steel is inherently resistant to

June 2020 • INDUSTRIAL TECHNOLOGY EXTRA! • p11