Allen-Bradley 1336 FORCE - Page 270

Appendix A
A–22
Schematic Diagram – X250 – 650 HP
CONV
SNUBBER
A11
DC+
DC–
CONV
SNUBBER
A12
CONV
SNUBBER
A13
AC
INPUT
CUSTOMER
FUSING
CF1
CF2
CF3
PE
SEE
TABLE 1
SHEET 2
R–L1
S–L2
T–L3
PE
MOV1
PM1
CNV–
CNV+
K1
G1
TO BLOWER
CIRCUIT
SEE SHEET 2
SCR1
SCR4
SCR3
SCR6
SCR5
SCR2
PM2 PM3
(1) (2)
(4) (3)
L1
DC+
DC–
K1
G1
K1
G1
K2
G2
K2
G2
K2
G2
STANDARD PRECHARGE BOARD
F1 F2 F3
A