Liebert POWER PROTECTION STATIC TRANSFER SWITCH User Manual

Page of 152
Installation Drawings
23
Figure 11 Seismic anchor drawing: 100 – 250 amp STS2
PS211105 Rev. 0
5. MOVE CABINET INTO POSITION WITH REAR TABS INTO SLOTS OF
FLOOR BRACKET. TABS TO EXTEND AT LEAST 1/2" THROUGH FLOOR
BRACKET (FIG. 2). THEN ATTACH FRONT FLOOR BRACKETS TO FRONT CABINET BASE BRACKET BUT DO NOT FULLY 
TIGHTEN HARDWARE.
6. 
MARK 
HOLE LOCATIONS AND REMOVE BRACKETS. DRILL AND INSTALL
FLOOR 
BRACKETS. UNIT DOOR CAN BE REMOVED FOR BETTER ACCESS.
REINSTALL FRONT FLOOR BRACKETS TO FRONT CABINET BRACKETS WITH SUPPLIED HARDWARE AND TORQUE TO 235 LB-IN (26.5 Nm), (FIG. 3).
7. IF SIDE WALLS ARE PRESENT, 5.0 INCH MINIMUM DISTANCE FROM EITHER SIDE WALL IS REQUIRED. 
8. REAR AND FRONT FLOOR BRACKETS, AND REAR AND FRONT CABINET
BASE BRACKETS ARE 1010 STEEL AND APPROX. .25 INCH THICK.
NOTES:
1. RECOMMENDED FLOOR ANCHOR: 1/2" ITW RAMSET/RED HEAD SELF DRILLING ANCHOR, ICBO #ER-1372 OR EQUIVALENT (NOT
(SUPPLIED). FOLLOW MANUFACTURER'S INSTRUCTIONS.
2. POSITION REAR FLOOR BRACKETS ON FLOOR AT LEAST .75" 
FROM 
BACK WALL. MARK LOCATION AND DRILL HOLES (FIG. 1) TO
A MINIMUM DEPTH OF 4.12" INTO THE CONCRETE. 
3. INSTALL REAR CABINET BASE BRACKET (FIG. 2) TO EXISTING 
HOLES ON UNDERSIDE OF UNIT WITH TABS FACING BACK WALL. 
USE SUPPLIED HARDWARE AND TORQUE TO 365 LB-INCH (41.2 Nm). NOTE, LOOSEN LEVELING BOLT LOCKING NUT AND TIGHTEN AFTER
BRACKET IS SECURED. 
4. INSTALL FRONT CABINET BASE BRACKET (FIG. 3) TO EXISTING 
HOLES 
ON 
UNDERSIDE 
OF 
UNIT WITH BENT FLANGE FACING FRONT.
USE SUPPLIED HARDWARE AND TORQUE TO 365 LB-INCH (41.2 Nm).
NOTE, LOOSEN LEVELING BOLT LOCKING NUT AND TIGHTEN AFTER 
BRACKET IS SECURED.
SYSTEM SEISMIC ANCHORING, FIGURE 1
FLOOR LINE
FLOOR LINE
FRONT CABINET  BASE BRACKET
HARDWARE SUPPLIED
FRONT DOOR
TOP VIEW
FIGURE 3
FIGURE 2
REAR FLOOR  BRACKET
FLOOR ANCHOR HARDWARE (NOT SUPPLIED)
REAR CABINET BASE BRACKET
BACK WALL
APPROX 1/2"
FRONT FLOOR BRACKET
OF CABINET
FLOOR ANCHOR HARDWARE NOT SUPPLIED
(335 M
M)
(107
 M
M)
4.2"
(335 M
M)
13
.2"
13
.2"
32.
75
"
(832 M
M)
(107
 M
M)
(256 M
M)
FRONT
10
.1"
4.2"
(146 M
M)
5.7
5"
BACK WALL
REAR FLOOR 
BRACKET SEE NOTE (2) FOR SPACING
SIDE WALL
FRONT FLOOR  BRACKET
SEE NOTE (7) FOR SPACING