Rockwell Automation 1336 3-20HP FRN 1.01-3.01 - Manual (Page 24)

Overview
Chapter 3
3-7
C (X2, X4, X6)
E (– BUS)
+ BUS
– BUS
E (X1, X3, X5)
C (+ BUS)
SN2, SN4 & SN6 SN1, SN3 & SN5
Snubber
Diagrams
1
2
3
4
5
6
7
8
9
10
J1
2 1 1 2 3 4 5 6 7 8
J8 J7
TB1
– DC
+ DC
M1
M2
M3
1 2 3 4 5 6
J6
1 2 3 4 5 6
J5
1 2 3 4 5 6
J10
1 2 3 4 5 6
J4
1 2 3 4 5 6
J9
1 2 3 4 5 6
J3
1 2 3 4 5 6
J2
B
SN5
X5
C
E
B
SN6
X6
C
E
+
–
LEM C
B
SN3
X3
C
E
B
SN4
X4
C
E
B
SN1
X1
C
E
B
SN2
X2
C
E
+
–
LEM A
D1
F1 1 2
X1–6
C
B
B
BX
E
C
B
BX
C
B
BX
X1–6
B
E E
C
E
1
2
Transformer
T2
Base Driver/Power Supply Board
(BASEDR/PWRSPLY)
B075 & C075
B100-B125 & C100-C125
TB1
L1
L2
Fan
Xfmr
Enclosure Fan
B075-B125 & C075-C125
NEMA Type 4 and 12
Enclosures
Note: 1C3 & 2C3 – B075-B125 Drives
Only
R3, 3C1 & 3C2 – C075-C125 Drives
Only
(AC)
+ –
BUS
Sense
R1
R2
1C1 1C2 1C3
2C1 2C2 2C3
R3 3C1 3C2
1C4-6C4
Output Transistor
Diagrams
1C4-6C4