Emcee 1004156, User Manual

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General Manual Electric Winches with UMPH rope-English Rev.1.1 – 10-12-2014
ANNEX V: WINCH CLASSIFICATION ACCORDING TO ISO 4301-1
Class of utilization of mechanisms
Class of utilization Total duration of use (h) Remarks
T0 200
Irregular use
T1 400
T2 800
T3 1600
T4 3200 Regular light use
T5 6300 Regular intermittent use
T6 12500 Irregular intensive use
T7 25000
Intensive use T8 50000
T9 100000
Nominal load spectrum factor for mechanisms, K
m
State of loading
Nominal load spectrum
factor K
m
Remarks
L1 - Light 0,125
Mechanisms subjected very rarely to the maximum load and,
normally, to light loads.
L2 - Moderate 0,25
Mechanisms subjected fairly frequently to the maximum load
but, normally, to rather moderate loads.
L3 - Heavy 0,50
Mechanisms subjected frequently to the maximum load and,
normally, to loads of heavy magnitude.
L4 – Very heavy 1,00 Mechanisms subjected regularly to the maximum load.
Group classification of the mechanism as a whole
State of loading
Nominal load spectrum
factor K
m
Class of utilization of mechanisms
T0 T1 T2 T3 T4 T5 T6 T7 T8 T9
L1 - Light 0,125 M1 M2 M3 M4 M5 M6 M7 M8
L2 - Moderate 0,25 M1 M2 M3 M4 M5 M6 M7 M8
L3 - Heavy 0,50 M1 M2 M3 M4 M5 M6 M7 M8
L4 – Very heavy 1,00 M2 M3 M4 M5 M6 M7 M8