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SECTION 14 42 00
WHEELCHAIR LIFTS
 
 
Copyright 2008 - 2017 ARCAT, Inc. - All rights reserved
** NOTE TO SPECIFIER ** Ascension(R), a division of AGM Container Controls, Inc.; Wheelchair Lifts.
This section is based on the products of Ascension(R), a division of AGM Container Controls, Inc., which is located at:
3526 E. Ft. Lowell Rd.
Tucson, AZ 85716
Toll Free Tel: 800-459-0400
Tel: 520-881-3993
Fax: 520-881-4983
Email: request info (sales@wheelchairlift.com)
Web: www.ascension-lift.com
[ Click Here ] for additional information.
Ascension has been manufacturing world-class wheelchair lifts for over two decades. Our commitment is to provide premium products and outstanding support to our clients.
Key facets of Ascension lifts are innovative design, distinctive aesthetics, precision manufacturing, and proven reliability for ensuring the safety and dignity of individuals with disabilities.
All Ascension lifts are engineered and manufactured exclusively in Tucson, AZ, USA.
 
PART 1 GENERAL
 
1.1
SECTION INCLUDES
 
** NOTE TO SPECIFIER ** Delete items below not required for project.
 
A.
Vertical portable wheelchair lifts. (Virtuoso 5460P) (Protege 5442P)
B.
Vertical permanently-installed wheelchair lifts. (Virtuoso 5460F) (Protege 5442F)
1.2
RELATED SECTIONS
 
** NOTE TO SPECIFIER ** Delete any sections below not relevant to this project; add others as required.
 
A.
Section - .
B.
Section 26 05 00 - Common Work Results for Electrical.
1.3
REFERENCES
 
** NOTE TO SPECIFIER ** Delete references from the list below that are not actually required by the text of the edited section.
 
A.
ADA Accessibility Guidelines for Buildings and Facilities (ADAAG).
B.
ANSI A117.1 - Accessible and Usable Buildings and Facilities.
C.
ASME A18.1 - Safety Standard for Platform Lifts and Stairway Chairlifts.
D.
ASME A17.5 - Elevator and Escalator Electrical Equipment.
E.
NFPA 70 (NEC) - National Electrical Code.
1.4
SUBMITTALS
A.
Submit under provisions of Section 01 30 00 - Administrative Requirements.
B.
Product Data: Manufacturer's data sheets on each product to be used, including:
1.
Preparation instructions and recommendations.
2.
Storage and handling requirements and recommendations.
3.
Installation methods.
C.
Shop Drawings: Drawings shall show dimensional and wiring requirements.
D.
Verification Samples: For each finish product specified, two samples (2 inches by 3 inches) representing actual product, color, and patterns.
1.5
QUALITY ASSURANCE
A.
Manufacturer shall have not less than twenty years of experience in the design and manufacture of vertical wheelchair lifts.
1.
Manufacturer shall be ISO 9001:2008 registered.
B.
Installer Qualifications: Minimum 2 year experience installing similar products.
1.6
PRE-INSTALLATION MEETINGS
A.
Convene minimum two weeks prior to starting work of this section.
1.7
DELIVERY, STORAGE, AND HANDLING
A.
Deliver and store products in manufacturer's unopened packaging bearing the brand name and manufacturer's identification until ready for installation.
B.
Handle materials to avoid damage.
1.8
PROJECT CONDITIONS
A.
Maintain environmental conditions (temperature, humidity, and ventilation) within limits recommended by manufacturer for optimum results. Do not install products under environmental conditions outside manufacturer's recommended limits.
1.9
SEQUENCING
A.
Ensure that products of this section are supplied to affected trades in time to prevent interruption of construction progress.
1.10
WARRANTY
 
** NOTE TO SPECIFIER ** Extended warranty plans are available.
 
A.
Manufacturer shall provide a warranty for a period of twenty years on the drive train, five years on all other components, and one year on labor, starting from the date of installation.
PART 2 PRODUCTS
 
2.1
MANUFACTURERS
A.
Acceptable Manufacturer: Ascension(R), a division of AGM Container Controls, Inc., which is located at: 3526 E. Ft. Lowell Rd.; Tucson, AZ 85716; Toll Free Tel: 800-459-0400; Tel: 520-881-3993; Fax: 520-881-4983; Email: request info (sales@wheelchairlift.com); Web: www.ascension-lift.com
 
** NOTE TO SPECIFIER ** Delete one of the following two paragraphs; coordinate with requirements of Division 1 section on product options and substitutions.
 
B.
Substitutions: Not permitted.
C.
Requests for substitutions will be considered in accordance with provisions of Section 01 60 00 - Product Requirements.
 
** NOTE TO SPECIFIER ** The Ascension Virtuoso 5460P Model Series vertical portable wheelchair lift provides access to stages and platforms for individuals with disabilities. The lift is completely self-contained and compact, requiring no additional components. The portability feature adds flexibility to multi-use facilities. The Ascension Virtuoso is a premium portable lift for customers who want more than just the status quo. It features a low profile, generous window area, quiet electro-hydraulic drive train, rigid safety skirting, and 60" maximum rise. Delete this model if not required.
 
2.2
VERTICAL PORTABLE WHEELCHAIR LIFTS (Virtuoso 5460P)
A.
System Description: Provide a portable lifting device, unenclosed and self-contained, requiring no additional components or modifications of the using facility. The lift shall consist of a platform supported on an electro-hydraulic lifting mechanism with built-in casters for portability. The casters shall permit easy movement of the unoccupied lift over hard, level surfaces. With the casters removed, the lift shall rest firmly on any hard, level surface, and provide a stable base for operation of the lift. The lift shall be low profile (no machine tower) to maintain viewing lines. The lift shall provide for independent use by individuals with disabilities and include all operating and safety devices for compliance with ADA requirements as applicable to portable lifts. The lift shall have a slim profile platform frame to eliminate the need for an installation pit or an access ramp at the lower landing side and facilitate easy entry into the lift directly at floor level by patrons. The lift shall provide adequate lifting force to raise the platform and occupant to a height suitable for access to most stages, platforms, or similar elevated surfaces.
B.
Lift Product: Virtuoso 5460P as manufactured by Ascension.
C.
Physical Characteristics:
1.
Lifting Capacity: 750 pounds (340 kg).
2.
Weight of Lift: 1025 pounds maximum (465 kg).
3.
Vertical Speed: 7 fpm (feet per minute) (2.1 m/min (meters per minute)).
4.
Vertical Travel: 12 inches to 60 inches (305 mm to 1524 mm), infinitely adjustable.
5.
Standard Platform Gate Configuration: The upper landing platform gate shall be left-hinged when facing the lift from the upper landing; the lower landing platform gate shall be right-hinged when facing the lift from the lower landing. Contact Ascension for custom platform gate configurations.
D.
Dimensions:
1.
Platform Size: 36 inches x 54 inches (914 mm x 1372 mm) with 43 inches (1092 mm) high sidewalls and platform gates.
2.
Space Requirements (operational, storage, and transport): 44 inches (1117 mm) high (in the down position), 66 inches (1677 mm) long, 48 inches (1219 mm) wide.
3.
No part of the lift shall stand over 44 inches (1117 mm) high when the platform is on the ground except when equipped with optional stage guard.
E.
Materials:
1.
The platform frame, base frame, and lifting device shall be constructed from ASTM A 36, AISI 1018, or AISI 1020 Steel.
2.
The windows shall be fabricated from 1/4 inch (6 mm) thick high impact strength clear thermoplastic.
3.
The safety skirt shall be constructed from rigid plastic.
F.
Finish:
1.
All metal components shall be thoroughly cleaned to remove any foreign substance. Exposed metal surfaces shall be finished with an oven-baked powder coating.
2.
Standard color is black; contact Ascension for custom color selection and pricing.
G.
Drive Configuration:
1.
Drive shall be direct-acting hydraulic.
2.
Both sides of lift platform shall be supported evenly by means of synchronized hydraulic cylinders.
3.
Hydraulic power unit shall be mounted on vibration-isolating supports designed to minimize vibration transmission and reduce frame-borne noise.
H.
Electrical Requirements:
1.
Electric power requirements shall be compatible with 120VAC, 60 hertz, single phase, 15 amp service (option: international electrical configurations available).
2.
The lift shall be supplied with a three prong grounded electrical cord (20 feet (6.1 m) in length).
3.
The lift shall contain a Ground Fault Circuit Interrupter (GFCI).
4.
The hydraulic pump shall be directly coupled to a capacitor start 1/2 hp motor.
5.
Other than the motor, all control and operating circuits shall be serviced by a 12 VDC solid state linear power supply.
6.
Electrical components shall be UL listed and CSA registered.
7.
Electrical system shall be certified to ASME A17.5 by an independent testing laboratory.
I.
Safety Devices:
1.
The lift shall be constructed to meet the applicable requirements of ADAAG, ASME A17.1-1996 or older (PART XX, SECTION 2000), ASME A18.1, and ANSI A117.1 as applicable to a portable lifting device. The lift shall include the following safety features for protection of the passenger and general public.
a.
Grounded electrical system.
b.
12 VDC operating controls.
c.
Constant pressure operating switches.
d.
Emergency stop button at passenger control station.
e.
Electro-mechanical interlock to prevent accidental opening of lower landing platform gate.
f.
Gate switches to prevent platform movement if either platform gate is open.
g.
Lift platform stop height switch.
h.
Safety skirt that completely encloses and protects the area under the lift platform.
i.
43 inches (1092 mm) high sidewalls and platform gates.
j.
Panoramic view through transparent sidewalls and platform gates.
k.
Grab bar extending full length of inside wall.
l.
Slip resistant surfaces on platform floor and dock plate.
m.
Structural safety factors as specified in ASME A18.1.
n.
Self-closing platform gates.
J.
Portability:
1.
Casters shall be easily attached to the platform for portability and stored in the base frame when not in use. Casters shall be 3-1/2 inches (89 mm) in diameter and fabricated from hard rubber. The casters shall be capable of being installed without tools. When the casters are installed, the lift shall roll easily over any hard, smooth, level surface. The lift shall be capable of being moved by fork lift or truck.
K.
Operating Characteristics:
1.
Lift shall include three constant pressure "UP/DOWN" switches, located outside of the platform at both ends and inside the platform.
2.
The passenger control station shall be provided with a separate "PUSH TO STOP" emergency button. The emergency stop button shall prevent any operation of the lift when actuated.
3.
The platform stop height shall be adjustable without the use of tools.
4.
Opening the upper landing platform gate shall deploy a dock plate that rests on the upper landing surface. The dock plate shall provide a smooth transition between the platform and the upper landing. Closing the upper landing platform gate shall retract the dock plate.
5.
The lower landing platform gate shall be provided with a mechanical interlock that prevents the platform gate from being opened whenever the platform is more than 2 inches (50 mm) above the full down position.
L.
Compression Capability:
1.
The lift shall be capable of being compressed to 33 inches (838 mm) wide to facilitate relocation through a 36 inches (914 mm) wide doorway. An additional tool kit from Ascension is recommended to facilitate compression of the lift.
 
** NOTE TO SPECIFIER ** The Ascension Protege 5442P Model Series vertical portable wheelchair lift provides access to stages and platforms for individuals with disabilities. The lift is completely self-contained and compact, requiring no additional components. The portability feature adds flexibility to multi-use facilities. The Ascension Protege is a premium portable lift for customers who want more than just the status quo. It features a low profile, generous window area, quiet electro-hydraulic drive train, under-platform safety pan, and 42" maximum rise. Delete this model if not required.
 
2.3
VERTICAL PORTABLE WHEELCHAIR LIFTS (Protege 5442P)
A.
System Description: Provide a portable lifting device, unenclosed and self-contained, requiring no additional components or modifications of the using facility. The lift shall consist of a platform supported on an electro-hydraulic lifting mechanism with built-in casters for portability. The casters shall permit easy movement of the unoccupied lift over hard, level surfaces. With the casters removed, the lift shall rest firmly on any hard, level surface, and provide a stable base for operation of the lift. The lift shall be low profile (no machine tower) to maintain viewing lines. The lift shall provide for independent use by individuals with disabilities and include all operating and safety devices for compliance with ADA requirements as applicable to portable lifts. The lift shall have a slim profile platform frame to eliminate the need for an installation pit or an access ramp at the lower landing side and facilitate easy entry into the lift directly at floor level by patrons. The lift shall provide adequate lifting force to raise the platform and occupant to a height suitable for access to most stages, platforms, or similar elevated surfaces.
B.
Lift Product: Protege 5442P as manufactured by Ascension.
C.
Physical Characteristics:
1.
Lifting capacity: 900 pounds (408 kg).
2.
Weight of lift: 850 pounds maximum (386 kg).
3.
Vertical speed: five (5) fpm (feet per minute) (1.5 m/min (meters per minute)).
4.
Vertical travel: 4 inches to 42 inches (102 mm to 1067 mm), infinitely adjustable.
5.
Standard platform gate configuration: the upper landing platform gate shall be left-hinged when facing the lift from the upper landing; the lower landing platform gate shall be right-hinged when facing the lift from the lower landing. Contact Ascension for custom platform gate configurations.
D.
Dimensions:
1.
Platform size: 36 inches x 54 inches (914 mm x 1372 mm) with 48 inches (1220 mm) high sidewalls and platform gates.
2.
Space requirements (operational, storage, and transport): 49 inches (1245 mm) high (in the down position), 61 inches (1549 mm) long, 48 inches (1219 mm) wide.
3.
No part of the lift shall stand over 49 inches (1245 mm) high when the platform is on the ground (except when equipped with optional stage guard).
E.
Materials:
1.
The platform frame, base frame, and lifting device shall be constructed from ASTM A 36, AISI 1018, or AISI 1020 Steel.
2.
The windows shall be fabricated from 1/4 inch (6 mm) thick high impact strength clear thermoplastic.
3.
The platform sheet metal and under-platform safety pan shall be aluminum alloy.
F.
Finish:
1.
All metal components shall be thoroughly cleaned to remove any foreign substance. Exposed metal surfaces shall be finished with an oven-baked powder coating.
2.
Exposed base metal surfaces shall be hot-dip galvanized.
3.
Standard color is black; contact Ascension for custom color selection.
G.
Drive Configuration:
1.
Drive shall be direct-acting hydraulic.
2.
Both sides of lift platform shall be supported evenly by means of synchronized hydraulic cylinders.
3.
Hydraulic power unit shall be mounted on vibration-isolating supports designed to minimize vibration transmission and reduce frame-borne noise.
H.
Electrical Requirements:
1.
Electric power requirements shall be compatible with 120VAC, 60 hertz, single phase, 15 amp service (option: international electrical configurations available).
2.
The lift shall be supplied with a three prong grounded electrical cord (20 feet (6.1 m) in length).
3.
The lift shall contain a Ground Fault Circuit Interrupter (GFCI).
4.
The hydraulic pump shall be directly coupled to a capacitor start 1/2 hp motor.
5.
Other than the motor, all control and operating circuits shall be serviced by a 24 VDC power supply.
6.
Electrical components shall be UL listed and CSA registered.
7.
Electrical system shall be certified to ASME A17.5 by an independent testing laboratory.
I.
Safety Devices:
1.
The lift shall be constructed to meet the applicable requirements of ADAAG, ASME A17.1-1996 or older (PART XX, SECTION 2000), ASME A18.1, and ANSI A117.1 as applicable to a portable lifting device. The lift shall include the following safety features for protection of the passenger and general public.
a.
Grounded electrical system.
b.
24 VDC operating controls.
c.
Constant pressure operating switches.
d.
Emergency stop button at passenger control station.
e.
Electro-mechanical interlock to prevent accidental opening of lower landing platform gate.
f.
Gate switches to prevent platform movement if either platform gate is open.
g.
Lift platform stop height switch.
h.
Under-platform safety pan that protects the area under the lift platform.
i.
48 inches (1220 mm) high sidewalls and platform gates.
j.
Panoramic view through transparent sidewalls and platform gates.
k.
Grab bar extending full length of inside wall.
l.
Slip resistant surfaces on platform floor and dock plate.
m.
Structural safety factors as specified in ASME A18.1.
n.
Self-closing platform gates.
J.
Portability:
1.
Casters shall be easily attached to the platform for portability and stored in the base frame when not in use. Casters shall be 5 inches (127 mm) in diameter. The casters shall be capable of being installed without tools. When the casters are installed, the lift shall roll easily over any hard, smooth, level surface. The lift shall be capable of being moved by fork lift or truck.
K.
Operating Characteristics:
1.
Lift shall include three constant pressure "UP/DOWN" switches, located outside of the platform at both ends and inside the platform.
2.
The passenger control station shall be provided with a separate "PUSH TO STOP" emergency button. The emergency stop button shall prevent any operation of the lift when actuated.
3.
The platform stop height shall be adjustable without the use of tools.
4.
Opening the upper landing platform gate shall deploy a dock plate that rests on the upper landing surface. The dock plate shall provide a smooth transition between the platform and the upper landing. Closing the upper landing platform gate shall retract the dock plate.
5.
The lower landing platform gate shall be provided with a mechanical interlock that prevents the platform gate from being opened whenever the platform is more than 2 inches (50 mm) above the full down position.
L.
Compression Capability:
1.
The lift shall be capable of being compressed to 33 inches (838 mm) wide to facilitate relocation through a 36 inches (914 mm) wide doorway. An additional tool kit from Ascension is recommended to facilitate compression of the lift.
 
** NOTE TO SPECIFIER ** The Ascension Virtuoso 5460F permanently-installed vertical wheelchair lift Model Series can be used in any type of construction work. The lift is an excellent choice for stages, elevation changes, and overcoming other architectural barriers in a variety of public and commercial building types. The Ascension Virtuoso is a premium lift for customers who want more than just the status quo. It features a low profile, generous window area, quiet electro-hydraulic drive train, rigid safety skirting, 60" maximum rise, and floor-level installation with no pit. Delete this model if not required.
 
2.4
VERTICAL PERMANENTLY-INSTALLED WHEELCHAIR LIFTS (Virtuoso 5460F)
A.
System Description: Provide an unenclosed, self-contained vertical wheelchair lift, consisting of a platform supported by an electro-hydraulic lifting mechanism. The lift shall be low profile (no machine tower) to maintain viewing lines. The lift shall provide for independent use by individuals with disabilities and include all applicable operating and safety devices for compliance with ADA requirements. The lift shall have a slim profile platform frame to eliminate the need for an installation pit or an access ramp at the lower landing side and facilitate easy entry into the lift directly at floor level by patrons. The lift shall provide adequate lifting force to raise the platform and occupant to a height suitable for access to most stages, platforms, or similar elevated surfaces.
B.
Lift Product: Virtuoso 5460F as manufactured by Ascension.
C.
Physical Characteristics:
1.
Lifting capacity: 750 pounds (340 kg).
2.
Vertical Speed: 7 feet per minute (2.1 meters per minute).
3.
Vertical Travel: 12 inches (305 mm) to 60 inches (1524 mm), infinitely adjustable.
4.
Standard platform gate configuration: the upper landing platform gate shall be left-hinged when facing the lift from the upper landing; the lower landing platform gate shall be right-hinged when facing the lift from the lower landing. Contact Ascension for custom platform gate configurations.
D.
Dimensions:
1.
Platform Size: 36 inches x 54 inches (914 mm x 1371 mm) with 43 inches (1092 mm) high sidewalls and platform gates.
2.
No part of the lift shall stand over 44 inches (1117 mm) high when the platform is on the ground (except when equipped with optional stage guard).
E.
Materials:
1.
The platform frame, base frame, and lifting device shall be constructed from ASTM A 36, AISI 1018, or AISI 1020 Steel.
2.
The platform shall be constructed from ASTM A 36, AISI 1018, or AISI 1020 Steel.
3.
The windows shall be fabricated from 1/4 inch (6 mm) thick high impact strength clear thermoplastic.
4.
The safety skirt shall be constructed from rigid plastic.
F.
Finish:
1.
All metal components shall be thoroughly cleaned to remove any foreign substance. Exposed metal surfaces shall be finished with an oven-baked powder coating.
2.
Standard color is black; contact Ascension for custom color selection and pricing.
G.
Drive Configuration
1.
Drive shall be direct-acting hydraulic.
2.
Both sides of lift platform shall be supported evenly by means of synchronized hydraulic cylinders.
3.
Hydraulic power unit shall be mounted on vibration-isolating supports designed to minimize vibration transmission and reduce frame-borne noise.
H.
Electrical Requirements:
1.
Electrical contractor shall provide a 120VAC, 60 hertz, single phase, 15 amp service line (option: international electrical configurations available).
2.
Motor shall be 1/2 hp, 115 V AC single phase (option: international electrical configurations available).
3.
All control and operating circuits shall be serviced by a 12 VDC power supply.
4.
Electrical components shall be UL listed and CSA registered.
5.
Electrical system shall be certified to ASME A17.5 by an independent testing laboratory.
I.
Safety Devices: The lift shall include the following additional safety features for protection of the passenger and general public.
a.
Grounded electrical system.
b.
12 VDC operating controls.
c.
Constant pressure operating switches.
d.
Emergency stop button at passenger control station.
e.
Electro-mechanical interlock to prevent accidental opening of lower platform gate, and if provided, the upper landing gate.
f.
Switches to prevent platform movement if either platform gate is open.
g.
Safety skirt that completely encloses and protects the area under the platform, with switches to stop platform movement in the case of excess skirt deflection.
h.
43 inches (1092 mm) high sidewalls and platform gates.
i.
Panoramic view through transparent sidewalls and platform gates.
j.
Grab bar extending full length of inside wall.
k.
Slip resistant surfaces on platform floor.
l.
Structural safety factors as specified in ASME A18.1.
m.
Self-closing platform gates.
n.
Alarm and lighted alarm switch on platform.
 
** NOTE TO SPECIFIER ** Delete if not required.
 
o.
Upper landing gate (where required by code) - Ascension Virtuoso Model 5460FG.
J.
Operating Characteristics:
1.
Lift shall include three constant pressure "UP/DOWN" switches, two for remote mounting outside of the platform and one located inside the platform.
2.
The passenger control station shall be provided with a separate "PUSH TO STOP" emergency button. The emergency stop button shall prevent any operation of the lift when actuated.
3.
The lower landing side platform gate shall be provided with a mechanical interlock that prevents the platform gate from being opened whenever the platform is more than 2 inches (50 mm) above the full down position.
K.
Compression Capability:
1.
The lift shall be capable of being compressed to 33 inches (838 mm) wide to facilitate relocation through a 36 inches (914 mm) wide doorway. An additional tool kit from Ascension is recommended to facilitate compression of the lift.
 
** NOTE TO SPECIFIER ** The Ascension Protege 5442F permanently-installed vertical wheelchair lift Model Series can be used in any type of construction work. The lift is an excellent choice for stages, elevation changes, and overcoming other architectural barriers in a variety of public and commercial building types. The Ascension Virtuoso is a premium lift for customers who want more than just the status quo. It features a low profile, generous window area, quiet electro-hydraulic drive train, under-platform safety pan, 42" maximum rise, and floor-level installation with no pit. Delete this model if not required.
 
2.5
VERTICAL PERMANENTLY-INSTALLED WHEELCHAIR LIFTS (Protege 5442F)
A.
System Description: Provide an unenclosed, self-contained vertical wheelchair lift, consisting of a platform supported by an electro-hydraulic lifting mechanism. The lift shall be low profile (no machine tower) to maintain viewing lines. The lift shall provide for independent use by individuals with disabilities and include all applicable operating and safety devices for compliance with ADA requirements. The lift shall have a slim profile platform frame to eliminate the need for an installation pit or an access ramp at the lower landing side and facilitate easy entry into the lift directly at floor level by patrons. The lift shall provide adequate lifting force to raise the platform and occupant to a height suitable for access to most stages, platforms, or similar elevated surfaces.
B.
Lift Product: Protege 5442F as manufactured by Ascension.
C.
Physical Characteristics:
1.
Lifting capacity: 900 pounds (408 kg).
2.
Vertical Speed: five (5) feet per minute (1.5 meters per minute).
3.
Vertical Travel: 4 inches (102 mm) to 42 inches (1067 mm), infinitely adjustable.
4.
Standard platform gate configuration: the upper platform gate or upper landing gate shall be left-hinged when facing the lift from the upper landing; the lower platform gate shall be right-hinged when facing the lift from the lower landing. Contact Ascension for custom platform gate configurations.
D.
Dimensions:
1.
Platform Size: 36 inches x 54 inches (914 mm x 1372 mm).
2.
Platform Size (upper landing gate version): 36 inches x 58 inches (914 mm x 1473 mm).
3.
No part of the lift shall stand over 49 inches (1245 mm) high when the platform is on the ground (except when equipped with optional stage guard).All control and operating circuits shall be serviced by a 12 VDC power supply.
E.
Materials:
1.
The platform frame, base frame, and lifting device shall be constructed from ASTM A 36, AISI 1018, or AISI 1020 Steel.
2.
The windows shall be fabricated from 1/4 inch (6 mm) thick high impact strength clear thermoplastic
3.
The platform sheet metal and under-platform safety pan shall be aluminum alloy.
F.
Finish:
1.
All metal components shall be thoroughly cleaned to remove any foreign substance. Exposed metal surfaces shall be finished with an oven-baked powder coating.
2.
Exposed base frame metal surfaces shall be hot-dip galvanized.
3.
Standard color is black; contact Ascension for custom color selection and pricing.
G.
Drive Configuration
1.
Drive shall be direct-acting hydraulic.
2.
Both sides of lift platform shall be supported evenly by means of synchronized hydraulic cylinders.
3.
Hydraulic power unit shall be mounted on vibration-isolating supports designed to minimize vibration transmission and reduce frame-borne noise.
H.
Electrical Requirements:
1.
Electrical contractor shall provide a 120VAC, 60 hertz, single phase, 15 amp service line (option: international electrical configurations available).
2.
Motor shall be 1/2 hp, 115V AC single phase (option: international electrical configurations available).
3.
All control and operating circuits shall be serviced by a 24 VDC power supply.
4.
Electrical components shall be UL listed and CSA registered.
5.
Electrical system shall be certified to ASME A17.5 by an independent testing laboratory.
I.
Safety Devices:
1.
The lift shall include the following safety features for protection of the passenger and general public.
a.
Grounded electrical system.
b.
24 VDC operating controls.
c.
Constant pressure operating switches.
d.
Emergency stop button at passenger control station.
e.
Electro-mechanical interlock to prevent accidental opening of lower platform gate, and if provided, the upper landing gate.
f.
Switches to prevent platform movement if either platform gate is open.
g.
Lift platform stop height sensor.
h.
Under-platform safety pan that protects the area under the lift platform.
i.
48 inches (1220 mm) high sidewalls and platform gates.
j.
Panoramic view through transparent sidewalls and platform gates.
k.
Grab bar extending full length of inside wall.
l.
Slip resistant surfaces on platform floor.
m.
Structural safety factors as specified in ASME A18.1.
n.
Self-closing platform gates.
o.
Alarm and lighted alarm switch on platform.
 
** NOTE TO SPECIFIER ** Delete if not required.
 
p.
Upper landing gate (where required by code) - Ascension Protege Model 5442FG.
J.
Operating Characteristics:
1.
Lift shall include three constant pressure "UP/DOWN" switches, two for remote mounting outside of the platform and one located inside the platform.
2.
The passenger control station shall be provided with a separate "PUSH TO STOP" emergency button. The emergency stop button shall prevent any operation of the lift when actuated.
K.
Compression Capability
1.
The lift shall be capable of being compressed to 33 inches (838 mm) wide to facilitate relocation through a 36 inches (914 mm) wide doorway. An additional tool kit from Ascension is recommended to facilitate compression of the lift.
PART 3 EXECUTION
 
3.1
EXAMINATION
A.
Verify suitability of substrate preparation in accordance with approved manufacturer's drawings.
B.
Verify correct space requirements in accordance with approved manufacturer's drawings. Verify electrical service is of correct type and at correct location.
C.
Do not begin installation until substrates have been properly prepared. If substrate preparation is the responsibility of another installer, notify Architect of unsatisfactory preparation before proceeding.
3.2
PREPARATION
A.
Clean surfaces thoroughly prior to installation.
B.
Prepare surfaces using the methods recommended by the manufacturer for achieving the best result for the substrate under the project conditions.
3.3
INSTALLATION
A.
Install lift in accordance with approved submittals, manufacturer's instructions, and ASME A18.1 requirements.
B.
Lift base shall independently support the weight of the entire unit, and shall be anchored to the pad at all four corners underneath the lift car. No part of the lift base frame shall require anchoring to an adjacent wall for structural support.
3.4
FIELD QUALITY CONTROL
A.
Perform acceptance tests as required by code and the authority having jurisdiction. Place rated load on platform and operate for several cycles to verify correct installation and operation. No mechanical failures shall occur and no wear that would affect the reliability of the lift shall be detected.
3.5
PROTECTION
A.
Protect installed products until completion of project.
B.
Touch-up, repair or replace damaged products before Substantial Completion.
END OF SECTION