Manual 37353A
MFR 13 Packages - Protection Relay
Page 22/91
© Woodward
Direction of Power
≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡
If the unit's current transformers are wired according to the pin diagram shown, the following values are indi-
cated:
Positive generator active load
The generator supplies active load.
Inductive generator power factor
The generator is overexcited and supplies
Positive reactive power
inductive reactive power.
MAINS
G
pos
pos
Q
Q
P
P
ind
ind
GENERATOR
MFR 1
CB
circuit breaker
40
41
s2 (l)
x2
S2 (L)
X2
X1
S1 (K)
x1
s1 (k)
Figure 4-1: Direction of power