Rockwell Automation 20L PowerFlex 700L Liquid-Cooled Adjustable Frequency AC Drive User Manual
Page 128

B-4
Frame 2 Schematics
PowerFlex 700L Frames 2, 3A, and 3B Liquid-Cooled AC Drives User Manual
Publication 20L-UM001E-EN-P
Regenerative Drive Wiring Diagram without TB4 Connections – 400/480V, 3 Phase
480V
Three
Phase
A.C. Input
700L Fr2 - 3% Line Reactor
Impedance
L1 = 59 µH
700L Fr2 - 9% Line Reactor
Impedance
L2 = 178 µH
Magnetics
R
S
T
Blue
Red
White
L1
L2
3% Reactor
Temp Switch
9% Reactor
Temp Switch
TB1(1b - 13)
TB1(1b - 14)
TB1(1b - 2)
TB1(1b - 1)
MOV
C1 46 µF each
Fr2 300HP
184 µF Total each Phase
39A Total each Phase Through Caps
Filter Capacitor
R6 - 47 ohms
R5 - 47 ohms
R4 - 47 ohms
K2
K1 Aux
Contact
K2
Fan2
Fan1
Input Filter Stirring Fans
A2
A1
Fan3
Po
w
er Section
Stirr
ing F
an
TB1
(1a - 4)
TB1(1a - 9)
TB1(1a - 11)
TB1
(1a - 1)
TB1(1a - 5)
TB1(1a - 6)
TB1(1a - 7)
TB1(1a - 8)
J13
J2
1
Temp Switch
Precharge Aux
+24V (DigIn)
+24V (DigIn)
+12V from Cooling Loop
Cooling Loop Return
Precharge Coil
Gate Enable
120V
2
3
4
1
2
3
4
5
6
7
8
TB1(1b - 3)
TB1(1a - 3)
TB1(1a - 2)
TB1(1b - 9)
TB1(1b - 11)
P3
Voltage Feedback PCB
Ph R - 1 Blue
Ph S - 4 Red
Ph T - 7 White
R1 - 50K
F4
125A
F5
125A
C1
C1
C1
C1
R2 - 50K
C1
C1
C1
C1
R3 - 50K
C1
C1
C1
C1
F4-F6 are
Ferraz-Shawmut
A60X125-4 fuse
F6
125A
K1
C3 =
1 µF
K1 Aux
Contact
F1
3/4A
F2
F1-F2 are
Bussmann FNQ-R-¾
3/4A
T1 (200VA)
690V
600V
480V
400V
115V
F3
2.5A
Hot (Red)
PE
Bussmann
FNQ-R-2½
Out to
External HIM
To Customer TB
+12/+24V Cooling Loop
Cooling Loop Return
+24V (DigIn)
Gate Enable
+PS
-PS
TB1(1b - 5)
TB1(1b - 6)
TB1(1b - 7)
TB1(1b - 8)
TB1(1b - 10)
TB1(1b - 12)
K1
S1: Surge
Suppressor
100FSC280
Allen-Bradley
A2
A1