Polyphase Switchboard WaHhour Meters
GEH764A8
OUTLINE AND MOUNTING DIMENSIONS
I
1--:--5!--...J
Fig.
7.
Dimensions for Types DS-38, DSW-38,
Fig. 8.
Fig. 9.
and DSM-38
See notes
2
and 3 below
Dimensions for Types DS-40, DSW-40,
and DSM-40
See notes 1, 2 and 3 below
osw�
41
only
Fig. 10. Dimensions for Types DS-41, DSW-41,
and DSM-41
See notes 1, 2 and 3 below
NOTES:
1. When Types
DS-40, DS-41,
etc., meters are mounted on steel panels, using insulating bushings and
washers, drill H in. clearance holes for all stud *Textolite projection whether or not studs are used at
that location. Drill H in. clearance holes for the four mountmg studs.
2. Contact-device terminals
K, Y,
and
Z
are turnished for Types
DSW-38, -39, -40,
and
-41
only.
For 25-cycle ratings of
DSM-38, -39, -40,
and
-41
above 280 volts (Y voltage for
DSM-39
and
-41) two extra termin�ls
and
Z
are furnished.
3.
For
DSM-38,
and
-39,
the dimensions do not show the reset device on the front of the
cover,
protrudes out
72
in. or %'in., depending on the type of demand register.
*
Reg.
U.S. Pat.
Off.
9
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