Simpson 880 WATTMETER - Page 11

<> 2
O o
en
to
m
r
m m
OH
so
si
oz
So
So
^ H
O
£3)
<T> m
I>
6°
C H
V
co
FIGURE 6: TWO MODEL 880 WATTMETERS CONNECTED FOR MEASURE-
MENT OF POWER IN A THREE-PHASE, THREE-WIRE CIRCUIT (BALANCED
OR UNBALANCED).