Specification

Siemens Industry, Inc. SPEEDFAX™ 2017 Product Catalog
3-51
3
MURRAY
Safety Switches
Safety Switches
Dimensions — General & Heavy Duty Switches, Protector-Lock
®
Switches, Double Throw Switches
Safety Switch Dimensions
cd
a
Knockouts not provided on Type 4/4X and 12
or on 800 & 1200A switches.
b
Dimensions are for switch-less receptacle &
mounting feet.
c
Accurate to ±
1
⁄8".
C
A

D
E
(6) ”F“ Dia. mounting holes (30-200A)
(4) ”F“ Dia. mounting holes (400-1200A)
B
C
L
C
A

D
E
(6) ”F“ Dia. mounting holes (30-200A)
(4) ”F“ Dia. mounting holes (400-1200A)
B
C
L
C
A

D
E
(6) ”F“ Dia. mounting holes (30-200A)
(4) ”F“ Dia. mounting holes (400-1200A)
B
C
L
d
For dimensions in millimeters,
multiply inches by 25.4.
5
Drip hood not shown but supplied on Type 3R enclosures.
This mounting hole
omitted on 30-100A
Non-Fusible switches
(6) “F” Dia. mounting holes (30-200A)
(4) “F” Dia. mounting holes (40-1200A)
VBII Design Double Throw Dimensions (Inches)
5
Enclosure Mounting
Catalog Number
A B C D E F
(30-600A Type 1 & 3R)
5
HDHN321, HDHN321AW 29.12 9.53 6.09 23.50 6.75 0.268
HDUN223, HDUN323, HDUN323AW, 27.62 12.18 6.09 19.36 8.00 0.268
HDUN224, HDUN224AW 36.00 19.12 6.42 31.02 15.00 0.44
Height Width Depth
With With With With
Catalog
Box Door Rain Shed Box Handle Box Handle
Knockout
Number A B C D E F G Diagram
a
HLN368 66.67 67.16 — 38.40 39.96 9.24 14.68 —
HLN368AW 66.67 — 67.74 38.40 39.96 9.24 14.68 —
HLN427N 66.67 67.16 — 38.40 39.96 9.24 14.68 —
HLN427NW 66.67 — 67.74 38.40 39.96 9.24 14.68 —
HLN428N 66.67 67.16 — 38.40 39.96 9.24 14.68 —
HLN428NW 66.67 — 67.74 38.40 39.96 9.24 14.68 —
HUN361 11.11 12.31 — 6.64 9.01 5.05 10.17 S7
HUN361AJ 11.12 12.31 — 6.65 9.02 5.56 10.46 —
HUN361AW 11.11 — 12.63 6.64 9.01 5.05 10.17 S9
HUN362 16.26 17.46 — 9.15 11.53 5.05 10.17 S16
HUN362AW 16.26 — 17.77 9.16 11.53 5.05 10.17 S17
HUN362AS 16.27 17.46 — 9.17 11.47 5.33 10.46 —
HUN362CJ
b
16.26 17.46 — 9.17 — 5.33 10.46 —
HUN363 21.95 23.15 — 9.64 12.01 5.05 10.17 S10
HUN363AW 21.95 — 23.46 9.64 11.97 5.05 10.17 S11
HUN364 29.90 31.07 — 14.62 16.98 6.36 12.33 S12
HUN364AS 29.96 31.07 — 14.62 16.95 6.63 12.58 —
HUN364AW 29.90 — 31.42 14.61 16.99 6.36 12.33 S13