Parker 590 series - Page 216

13-8 Standard and Optional Equipment
590 Series DC Digital Converter
A+
L1 L2
L3
A-
TH1
TH4
F+ F-
TH5 TH2
TH3 TH6
ACCT. PRESENT
VDR1
VDR2
VDR3
ACCT.
0VL
PL K
D4
D3
OR
BK
RD
YL
F12
11
10
KG1G2
FIELD REGULATOR
FIRING CIRCUITS
PLP
PLR
F16
F8
INTERMEDIATE
CONNECTION FOR
INT FIELD WIRING
F16A
F8A
D2
D1
EXT. FIELD
AC SUPPLY
EXT.A+
A+
L1
L2L3
A-
EXT.A-
SUPPRESSION
BOARD
AH386001
POWER
BOARD
AH 385621
AH 055036 U002
TRIGGER BOARD
SHOWING GATE/CATHODE
CONNECTOR POSITIONS
kg
TH7
TH4
TH9
TH6
TH11 TH2
FS2 FS3 FS4
12
3
4
5
6
7
8
G1 K1
FIELD
CURRENT
CT
PULSE WIRE COLOURS
WIRING INFO
STANDARD DRIVE
GATE
YELLOW
CATHODE
RED
gk
TH1
TH10
TH3
TH12
TH5
TH8
TH9 TH12
TH7 TH10
TH11 TH8
TH1 TH10 TH3
TH12
TH5 TH8
L1 L2 L3
A+
A+
TH7 TH4 TH9 TH6
TH11
TH2
L1 L2 L3
A-
A-
Figure 0-8 4 Quad Power Circuit - 271-450A Models using AH385621U001