Toshiba GR200 Series - 2.35.5 VCHK1 and VCHK2 settings for 1.5 CB system

6F2S1914 (0.49)
GRL200 (Soft 033 & 037)
- 487 -
2.35.5 VCHK1 and VCHK2 settings for 1.5CB system
VCT
V
a
V
c
V
s
V
b
Bus-bar VT
(Phase-B)
Bus-bar
Line VT
(Three-phase)
Line2 VT
(Phase-B)
Line
Line2
V
s2
a. Phasor diagram in Line
b. Phasor diagram in Bus
c. Phasor diagram in Line2
V
a
(V-L1)
V
b
(V-L2)
V
c
(V-L3)
V
s
(V3)
V
s2
(V4)
V
Bus-bar
(Vs)
V
Line
(V
b
)
d. Phasor diagram in SYN1
1
e. Phasor diagram in SYN2
2
V
Line
(V
b
)
V
Line2
(Vs2)
Figure 2.35-9 Input voltages and respective phasor diagram for SYN1 and SYN2
1
Note: V
Bus-bar
is Running voltage. V
Line
is Incoming voltage.
2
Note: V
Line2
is Running voltage. V
Line
is Incoming voltage.