Guralp Systems 3T Emergency Mass-Locking Reference guide

3T Emergency Mass-Locking
Technical Procedure


  ! "
#$%&'(
) *%%+,
-% #./-
/%

0/)(, 
Table of Contents
1 Preliminary Notes.................................................................................................................... 3
1.1 Proprietary Notice.......................................................................................................3
1.2 Warnings, Cautions and Notes...................................................................................3
1.3 Manuals and Software................................................................................................3
1.4 Conventions................................................................................................................3
2 Introduction.............................................................................................................................. 5
3 Emergency Locking................................................................................................................ 6
3.1 quipment Required...................................................................................................6
3.2 Sensor disassembly....................................................................................................6
3.3 lectrically driving the mass-lock motors.................................................................12
3.4 Manually driving the mass-locks..............................................................................13
3.5 Reassembly..............................................................................................................18
4 Revision istory..................................................................................................................... 19
 

0/)(, %
1 Preliminary Notes
1.1 Proprietary Notice
01!1 &&#$%&'(  
"&  " ! %  &&"" 
%%21&3
41%+!! 1&% !%!
1!1 1#$%&'( &%
&"%%"%! %5% 
%!1!1 3
1.2 Warnings, Cautions and Notes
4  &%   6 !%%2
Warning:-"%, 1!7 1!1
21  3
Caution:-%%2% 1! !%!
15&!11  3
Note:-"%%  & % +3
1.3 Manuals and Software
-%%% !2! 1 +%"%!1#$%&
'2"2223%&3%12 3
1.4 Conventions
0111%8&%+! %31
8&%68 2 1&!2%%" 
Example of the fixed-width typeface used.
 15 &2%%"12"% 
Example of the fixed-width, bold typeface.
  

0/)(, %
41 1&+ &  + %61
& 1  %%12%
Example of the fixed-width, bold, italic typeface.
 9 

0/)(,  
2 Introduction
#$%&':&% %&+& 1
"!1,! 21%1"+ %,
&+  %&1 %1!301&+2%%%
%"  !18&6!21%1
%, 3
!%+211%, %%
119;<"11/ 1%3012%%
111!21%1"+ 
 1,! 1&+3
01%,1!1=% +%& !!
""1 "8 +211&"3>
 !1"11! 11 1&1 211
& 111&&%?1%&%&%%%  % 7
1@34112!1&11&1&!
1 !+%21"% ""!"%%
"2116&%1 +3
A1=%&11  %1"8
&1!3A1+% % 3
 ; 

0/)(, /(,
3 mergency Locking
3.1 quipment Required
B2%%51!%%2
3 -%+2112,% "%/'5&
? &+!2" 3@C
3 -18% +C
3 - = D"%  2 +C
93 -% C
;3 -&,3
3.2 Sensor disassembly.
Caution:' %8%+
1%&3>%&1!
%+ ,&&+! 
1" !13
Caution:01"  211% 
&211"  "% 13-%2
2,&&%   &+! 2"%
  2" 3# %!"11  
"!1 %!1" 3
01&6+1% !1
%21 % 1%+3
01%  "!%%2%  1&
  301% 8 12 2 1% % 
2E>E&+ %"21%  1% 301%1! 
, !6%+1%  1 !!%&"21
  1 !13-&%!2&+  !1
3
 F 

0/)(, /(,
Warning:A2! 1!1&%
    %%!1!%%2& "!
 "%3! "&%#$%&
1%&&! +3
3 (11 1"!1301"
& EE% %  3!1 "! 
&,,1&!1% 21&
"11" 1% 
3 G118% ++12 1& !
1% 
  

0/)(, /(,
3 G1D"%  2 ++1&%!2!
1&!1% 
Warning:"% %+%3!2,
% 1" "%& !!"2
1 !1 %%&1&3
/11&%!2 D!!21
% 3A% 73
93 +1% !132%%%%" !6%+
"!1E>E3
Caution:01!5 2%% &6%211
E>E%"%!11&!1% 30,
&%11%  HD!!I2111&&3
 . 

0/)(, /(,
01%%"21% % 1!1
+;"""%&"%1% 
%1%!%3!%!<
1 !%3!1% &++1 +D
1  2 +" 1%%%! "
1&!1%   !%+
;3 (!1% 2!1%  22" 
?1 @1"""%1%2
%
F3 G118% ++12 1" 
!1%  %&1% 2!1"30,
8,,!1&3
 J 

0/)(, /(,
3 !%%%!1% & +1,1
!1623
!! %!11+ !!!
%6   !!+1+ %1% !!1%
211 !!!1%%3G
 & 213! "&%%#$%&
'1%&&! +3"1%&!%!,&1&1
2,"1!+  " "%  &
&"%1% 31&1%1%&#'(&&!!
 !1&+!212112,3
  