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Cable
Disconnect
Mechanism
Mechanism
TCN, TCF
TDN, TDF
CFT
CFT
TEN, TEF
CGJ
CFA
FAL, FHL
CKA
KAL, KHL
CLA**
CLA**
* See Square "D" instructions for range of "C" dimension which vary for 36", 60" and 120" cable lengths.
** See Square "D" instructions for relationship between 1/4−20 and .375 diameter holes for LA circuit breaker.
Bulletin
A25
A25
Step1 − Determine disconnect hole pattern from Figure 3 SQ. D and the above tables. See disconnect manufacturers
instructions for range of disconnect location based on cable length being used and depth of enclosure.
NOTE − Locate disconnect so appropriate wire bend space is provided for the line side wire size being used. Refer
to National Electrical Code Article 430−10b for wire bend space required.
87569072
Wall−Mounted Disconnect Enclosures
Installation Instructions for Square D 9422
Flexible Cable Operating Mechanisms
No. of Holes
4
4
4
GJL
4
4
4
4
LAL LHL
LAL, LHL
4
Hoffman Disconnect Enclosure Description
Wall Mounted Disconnect Enclosure
Wall Mounted Disconnect Enclosure
TABLE 1
Sub−Panel Drilling
Hole Position
Hole Size
1,4,6,7
10−24
1,4,6,7
10−24
1,4,6,7
10−24
1,2,3,4
8−32
1,2,3,4
8−32
1,2,3,4
10−24
1,2,3,4
1/4−20
1,2,3,4
.375 Dia.
TABLE 2
E NIL Hoffman Enclosures Inc.
X
Y
5.50
4.50
5.50
4.50
5.50
4.50
1.18
3.94
1.50
5.13
1.50
7.13
6.63
6.56
2.00
9.25
Enclosure Depth
8.00
10.00
12.00
16.00
C
min*
1.00
1.00
1.00
2.50
3.75
3.75
2.25
− − −
H
3.25
5.59
10.13
10.13
19
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