unicraft EKZT 10-1, Operating Instructions Manual

Page: 14 / 22

14 EKZT-Series | Version 1.04
Check the chain hoists
Fig. 6: Dimensions of the chain
Wear measurement and renewal of the load hook
* Nominal values. The concrete value must be measured by the new
hook.. The expansion may not be more than 5% of the extent of the
new condition..
Fig. 7: Dimensions of the hooks
9 Check the chain hoists
The use of electric chain hoists is possible according to:
UVV "winches, hoists and hoists" DGUV regulation 54,
UVV "cranes" DGUV regulation 52
Testing in accordance with DGUV regulation 54 (BGV
D8 § 23 (VBG 8 § 23)) by an expert before the first com
-
missioning and after significant changes
Examination according to DGUV regulation 52 (BGV D6
§ 25 (VBG 9 § 25) by an authorized expert before the
first commissioning and after significant changes.
Recurring inspections of equipment, cranes and suppor
-
ting structures by an expert once a year. In severe condi
-
tions, e.g. frequent operation with full load, dusty or ag
-
gressive environment, high switching frequency, high
switch-on duration, the test distances must be shorte
-
ned.
- Experts for the inspection of cranes are, in addition
to the experts of the TÜV, only the experts authori
-
zed by the professional associations.
- Experts are customer service technicians of the
manufacturer or specially trained specialist person
-
nel.
The inspection of chain hoists shall be verified by a log
book.
The test is essentially a visual and functional test. It
covers the examination of the condition of the compo
-
nents and equipment, the completeness and effective
-
ness of the safety equipment and the completeness of
the test book.
D=(d1+d2)/2 [mm] L [mm]
Standard limit Standard limit
0,5t 6,3 5,7 210,0 217,4
1 t 8,0 7,2 265,3 274,6
2 t 8,0 7,2 265,3 274,6
A*[m
m]
B [mm] C [mm]
Standard Limit Standard Limit
0,5 t 30 18 17,1 21,0 20,0
1 t 37 20 19,0 24,0 22,8
2 t 45 26 24,7 42,0 39,9
ATTENTION!
Only use original parts from the manufacturer of the
hoist as a replacement.