Regulatory Requirements - Mitsubishi Electric UM 5t Instruction Manual

● Never operate the crane beyond the specified duty factor or the allowable number of startup cycles.
⋅ Or else, it deteriorates the strength of the parts and components of the crane, possibly causing the suspended load
to fall off.
・Regulatory Requirements
● Never attempt to use the crane for any purpose that has a person ride on.
⋅ The person may fall off, causing an injury. It is prohibited by law to use the crane as a lifting device that carries a
person.
● Do not allow anyone to operate the crane if he or she does not fully understand the contents of the instruction
manual or the meaning of warning signs.
● Anyone without the required regulatory qualification must not operate the cranes or arrange slings. Do not allow
such a person to do the same.
Use of hoists is regulated by the labor safety and health code and related government ordinance
and ministerial ordinance. Refer to these regulations in detail for full compliance. The key
points are described as follows.
1. Application for Installation
To use this hoist as a crane or a simplified lift, you should submit an installation report or
installation notice to the local Labor Standards Inspection Office in accordance with the crane
safety code. See the table below.
Type of crane
Suspended
Crane
Simplified lift Payload
● Regarding the crane manufacturing permit, where a hoist crane is concerned, the hoist and
crane manufacturer must apply jointly.
● To use the hoist as a crane or a simplified lift, you should observe the crane structural
standard or the simplified lift structural standard.
● When the hoist is used, it is governed by the crane safety code.
2. Operator Qualification
To be associated with slinging 0.5t or heavier articles or with operating a hoist of 0.5t capacity
or greater, one must be qualified in accordance with ordinance by the Ministry of Labor. See
the table below.
Operation method
Monorail hoist
Floor-operated
Remote control or equipped
with operator cab
Applicable clauses of
crane safety code
Capacity
≥3 t
≥1/2 t <3 t
load
≥1/4 t <1 t
<0.5 t
(Ls) (Sk) (Sp)
General personnel
—
!
Caution
!
Warning
Crane
manufacturer
Installation notice
Manufacturing
and performance
permit
inspection
○ ○
Suspended load
≥0.5 t <5 t
(Ls) (Sk) (Sp)
(Ls) (Sk) (Sp)
(Ls) (Sk) (Sp)
－2－
Crane user
Installation Maintenance
report obligation
○
○
≥5 t
(Ls) (Sk) (Sp)
(Ls) (Sk)
(Ls)
Clauses 21 and 22
○
○
○