3
CLASS I
Residential Vehicular Gate Operator
- A vehicular gate operator
(opener or system) intended for use in a home of one to four
single family dwellings, or a garage or parking area associated
therewith.
CLASS II
Commercial/General Access Vehicular Gate Operator
- A
vehicular gate operator (opener or system) intended for use in
a commercial location or building such as a multi-family
housing unit (five or more single family units) hotel, garages,
retail store or other building servicing the general public.
CLASS III
Industrial/Limited Access Vehicular Gate Operator
- A
vehicular gate operator (opener or system) intended for uses
in an industrial location, loading dock area or other location
not intended to service the general public.
CLASS IV
Restricted Access Vehicular Gate Operator
- A vehicular gate
operator (opener or system) intended for use in a guarded
industrial location or buildings such as airport security area or
other restricted access locations not servicing the general
public, in which unauthorized access is prevented via
supervision by security personnel.
The same type of device shall not be utilized for both the primary and the secondary entrapment protection means. Use of a single device to
cover both the opening and closing directions is in accordance with the requirement; however, a single device is not required to cover both
directions. A combination of one Type B1 for one direction and one Type B2 for the other direction is the equivalent of one device for the
purpose of complying with the requirements of either the primary or secondary entrapment protection areas.
A
- Inherent entrapment protection system.
B1
- Provision for connection of a non-contact sensor
(photoelectric sensor or the equivalent).
B2
- Provision for connection of a contact sensor
(edge device or the equivalent).
C
- Inherent adjustable clutch or pressure relief device.
D
- Provision for connection of an actuating device
requiring continuous pressure to maintain opening
or closing motion of the gate.
E
- An audio alarm.
Gate Type
Protection Type
Class I & II
Class III
Class IV
Swing Gate
A, B1, B2, C, D
A, C
A, B1, B2, C
A, B1, B2, C, D, E
A, B1, B2, C, D, E
A, B1, B2, C, D
Secondary
Primary
SECURITY
AUTHORIZED
PERSONNEL
ONLY
ul 325 model classifications
ul 325 required entrapment protection
