a.
Provide on the non-boarding and non-guide rail side of the platform a
kick plate of not less 6 inches (150 mm) in height, measured vertically
from the platform deck.
11.Controls:
a.
Controls: 24 VDC Low Voltage type.
b.
Platform equipped with emergency stop switch located within reach of
passenger. Emergency stop button shall cause electric power to be
removed from the drive system stopping lift immediately.
c.
Platform operating controls shall be two separate 1-1/2 inch (36 mm)
diameter round illuminated constant pressure buttons with directional
arrows, and an emergency stop switch mounted on the front surface of
the platform control panel.
d.
When the platform arrives at landing and the user releases the
directional control button, the user manually raises the arm on the entry
side of the platform thus lowering the platform ramp.
e.
When the platform arrives at landing and the user releases the
directional control button, the arm on the entry side of the platform is
automatically raised and the corresponding platform ramp is
simultaneously lowered (automatic platforms only).
f.
Platform control panel includes a receptacle for an optional plug-in
attendant hand-held pendant control.
g.
Allow the platform to be called to the opposite landing in the folded
position.
12.Attendant Hand-Held Pendant Control: Provide plug-in remote pendant control
for attendant operation.
13.Platform on-Board Emergency Alarm: Provide platform with an on-board alarm
that sounds when emergency stop button is pushed. The alarm shall have a
battery back-up so that it will continue to function if lift power is lost.
B.
Drive and Guide Rail System:
1.Operation:
a.
Motor: 24 Volt PMDC motor with IP54 protection.
b.
Power requirements: 2 x12 VDC batteries located behind conveyance.
Equipped with “out of charging station” alarm
c.
Charger: 120 VAC single phase, 50 Hz. On a dedicated circuit,
providing 2 amp charging current to unit.
d.
Power Transmission: Worm gear reduction to a pinion moving on a
fixed gear rack.
e.
Provide a frequency inverter to smoothly start and stop the platform
motion.
f.
Locate drive carriage and associated control devices within the
platform conveyance.
g.
Provide an upper final limit switch to stop the lift in the event of a failure
of the primary limit switch.
h.
Equip drive system with an hour counter.
2.Guide Rail System:
a.
Two-part guide rail system consisting of:
1)
Main Upper Rail: Anodized aluminum extrusion weighing 8 lb/ft
(11.9 kg/m) with integrally mounted zinc plated gear rack.
2)
Lower Rail: 1-1/2 inches (38 mm) by 2-1/2 inches (64 mm)
anodized aluminum extrusion.
b.
Rail Mounting:
1)
Direct Mount Solid Walls: Rails directly mounted to the stairway
wall.
X3 Specification 23265-A-DS Section 14 42 13 Page 5
