brake (ROC New Design Patent No. 45572)
cuts in when power supply is interrupted.
mechanical brake. Together with motor
brake, provides dual braking system
to assure operating safety. Notes: Apply to YS models only.
Equipped with over-load
device, adjustable for loading and against
upward and downward movement. The adjustment
is done by technician only. Note: Apply to YN models only.
The aluminum alloy
motor housing is light in weight and
provides good heat dissipation, allowing
up to 30 minutes continuous duty. Fully-enclosed design, suitable for applications
in foundries, electro-plating factories,
Motor will not run
if power supply is wrongly wired. Note: Apply to YS models only.
in the event of current leakage from
push-button control unit.
Limit switches limit
vertical travel to prevent chain jamming
or detachment and to assure safety. Note: Apply to YS models only.
80 super alloy steel, heat-treated chain
is suitable for application in harsh
Hot forged, excellent strength and toughness. Bottom hooks swivels through 360 degrees. Safety catches on top and bottom hooks.