5.3.2 :$;<9
A-#$=XY:)% 1 F
<=L`& ^6 1 F<=
78 6 <=
MP.
L`RS^;Y?>6 (^;JK< `M& A-Z)>6 J
A-;?K>6 I
<=D*26 )23
K`"#
=U3?@\P $%,R=)>I:
$%JH)2 5.5.3.2 !LQ=Q'/01234<=.526=&52L89R$%
!)*E) \SOT
.E <<=UVL`&N.
L`.MP7.O^
]L 5.5.3.3 ) !E<.ID*2$%,JK
<= !)2
I3EHJ>?
K`"#EK`"#@6EEH7'"#EE ;H%
]LGML`&NEBH+1-6 ]L
L`EBH+2-6 ]LMPEBH+3-6 ]LO^EBH+4-
5.5.3 VW)
5.5.3.1 4 !$%, @,\$%E)2,V>?
=G !E !=ENU?;OEL>P)<=*2
LQ7<=RSTU ,>U?VW
LQ
5.3 9
5.3.1 89
!=XY:)% =ZT !<[&S\E]5RS^E) !_`()6 Z8^ET) !FD
.R . ...
I
DB11/T 1520 2018

1 !
<=
.<= !
"#.<= !$%&<= !'()*+
,-./01234<=.526=752L89
!
2 "#$%&
:;<.
<= !)2
%3EH<=4%E'5@6EH7>E8:9:E;H% <<==>?E@AAS\*EBH+C-6 <<===>?EBH+D-6 <<==E >?EBH+F-6 <<==G
>?EBH+H-
5.5.2 NOPQRSTU
!)*E$%)*EH+,\- .+@,\-7.+/0 $-
5.4.2 ?#@ABC

/01234<= !*+.K&"#EL1 A
5.4.3 DAE (DAFGH
526=&52L89 !K&"#EL1 B
5.5 IJ
5.5.1
KLM
OPQR S
3 '()*
GB/T 7024 .GB 7588&GB 16899TG
UV:;N&W,-. 3.1
safety evaluation of elevator !
"#E<<=
X.AYXZ8[\XE]&^_
`2 3.2
+, elevator malfunction <=@K
V*LQ;?K>6 H #$ !<=
"LQ#Q$\IJ6 H KZT
@$
5.4 =>
5.4.1 -./0
2
DB11/T 1520 2018 !=&'E</01234<=.526=&52L89
$%VRS^Z 8)*V2E R=#($%

GB/T 1.12009
!" #$%&'()*+,-./01&'()*23.451&'()*23.6 71&'()*23.89,:;<=>?@AB.CD<=?@ABEAB.FG<=AB. HI<=?@ABEAB JK L%MGN.OPQ.RST.UVW.XYZ.X[\.O]^._`.:. Q..

X 7H X`27

4 -./0
?:;
-<=;/01234<=.526=&52L89>EZ8<= !%
.!"#UV$%.&'.().4*+,.-)../)0.120.A#)A345 )3
<=6
-<=789:.GB/T 100582009,4.1
=->?@AB
\>CFD
0-EF3CFD
G,-. \>@CFD
0-EHI^G;JK3?
LM#ห้องสมุดไป่ตู้,-.
GB/T 7024 <=.526=.52L89N GB 7588 <=OPQR S GB/T 100582009 <= GB 16899 526=&L89
ICS 91.140.90 Q 78
DB11

DB11/T 1520 2018

Elevator safety risk assessment specification
2018 - 04 - 04
2018 - 07 - 01

DB11/T 1520 2018
<=6 ;<=)>U?@7
<=6 A-D@BCDEF
<=6 A-#$GH??KZ8 !
<=
5
1
DB11/T 1520 2018 5.1 1234
!IJK'ELM1
G !
!%) ) !
! P
51 345
5.2 67 8
$%E !A0-RS$%
*2)* 5.5.3.4 4 !$%,@JO !3=WXE@
T=>?
EAWXYZVH ,U [\Z<.>?K`"#E=4UV]^
EJ>?K`"#
7'"#,Z8_VE #?Z"#Z8
5.5.4 VW
5.5.4.1 4 !$%$%H,\E)2=H%+` !E<<=EAA -EA-,= F 5.5.4.2 4 !$%=@,\$%E)2=H%+` !E;<=>E;>? K`"#>-