Prowinch PWJTHF, Руководство пользователя

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Version 1.0 Version 1.0
Specifications
16
16
2.3. Load Level and Service Life
Hoist
Duty
Class
Typical Areas of Application
Operational Time Ratings at K = 0.65
Uniformly Distributed
Work Periods
Infrequent Work
Periods
Max. On
Time,
min/hr
Max. No.
Starts/hs
Max.
No. Time
From Cold
Start
Max. No.
of Starts
H1
Powerhouse and utilities with infrequent handling. Using
hoists primarily to install and service heavy
equipment, where loads frequently approach rated load
and where the hoist is idle for a 1 to 6-month
period between operations.
7.5
(12.5%)
75 15 100
H2
Light machine shop, fabricating service, and maintenance
use. Loads and utilization are distributed
randomly. Rated loads are infrequently handled—total
running time is less than 12.5% of the work period.
7.5
(12.5%)
75 15 100
H3
General machine shop, fabricating, assembly, storage,
and warehousing. Loads and utilization are
randomly distributed. Total running time is at most 25%
of the work period.
15 (25%) 150 30 200
H4
High-volume handling of heavy loads: frequently near
rated loads such as steel warehousing, machine
and fabricating shops, mills, and foundries, with a total
running time of not more than 50% of the work
period. Manual or automatic cycling of lighter loads with
rated loads infrequently handled, such as in heat
treating and plating operations, with total running time
frequently 50% of the work period.
30 (50%) 300 30 300
H5
Bulk handling of material in combination with buckets,
magnets, or other heavy attachments. Equipment
is often cab operated. Duty cycles approaching continuous
operation are frequently necessary. The user
must specify the exact details of the process, including the
weight of the attachments.
60 (100%) 600 N/A N/A
V.07.22 [LA]