GEH-764AB
Polyphase Switchboard WaHhour Meters
8
OUTLINE AND MOUNTING DIMENSIONS
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ct-device
hrminals
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I
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z
.
l�g_:_K
y
I
I'·�·
Usczdonly
r\
,
in 4·wiriZ
12"
t;t·.
:
1g:e:'
I
0
tfacross
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I
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1
.
I
Lr
.
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I
I
2
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�drill
(II hol¢s)
ii"drHI
(Z holes)
Dimension
A
for the DS-19 and DSW-19 is
7
in.
For the DSM-19 the dimension is
8')12
in.
Fig. 3. Dimensions and front-view drilling plan
for Types DS-I9, DSW-I9, and DSM-I9
See notes I, 2 and 3 below
r
t"rminals
,,
�·-18
2
4-za
-l
�=-
: i
i
,6,·
I
It
-
I
I
I
. . 1
�"
64 across cor of
���across
corncz.r of he.x
Usczd
only
in
,1
4-wircz Y
u
0.193 diam(�holczs)
3-phase rat·ongs
&
-18thrczad
Dimension
A
for the DS-34 and DSW-34 is
7 Ys
in.
For the DSM-34 the dimension is
8' H6
in.
Fig. 4. Dimensions for Types DS-34, DSW-34,
and DSM-34
See notes 2 and 3 below
23'
&4
across
corn�Zr at ha.x
f-28thra.ads
-Jal-----
A -
- ---l-
3:........j
irdriii-Zholos
{t'-18
thrczads
Dimension
A
for the DS-20 and DSW-20 is
7
in.
Dimension
A
for the DS-35 and DSW-35 is
7Ys
in.
For the DSM-20 the dimension is
82)12
in.
For the DSM-35 the dimension is
8')18
in.
Fig. 5. Dimensions and front-view drilling plan
Fig.
6.
Dimensions for Types DS-35, DSW-35,
for Types DS-20, DSW-20, and DSM-20
and DSM-35
See notes I, 2 and 3 below
See notes 2 and 3 below
NOTES:
1. When Types DS-19, DS-20, etc. meters are mounted on steel panels, using insulating bushings
and washers, drill % in. clearance holes for all studs, except the two mounting studs.
2. Contact-device terminals
K. Y,
and
Z
are furnished for Types DSW-19, -20,
-34,
and
-35
only.
For 25-cycle ratings of Types DSM-19, -20, -34, and -35 above 280 volts
(Y
voltage for DSM-20 and
-35)
two extra terminals
K
and
Z
are furnished.
3.
For Types DSM-19, -20,
-34,
and
-35
the dimensions do not show the reset device
on
the front of
the cover, which protrudes out 7:l in. or
%
in., depending on the type of demand register.
i.
..
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