Psi/switcher, Figure 2.10 relay logic – Rockwell Automation 1395 Digital DC Drive FRN 5-10.10/9.30 User Manual
Page 35

Chapter 2
Hardware Description
1 – 30 HP, 230VAC 2 – 60 HP, 460VAC
2-13
The control voltage being applied to K2 may be monitored on the Power
Stage Interface at TP21. If K3 is being commanded to energize, the
voltage at TP21 will be 0VDC. If K3 is to be de-energized, the voltage at
TP21 will be +24VDC.
Figure 2.10
Relay Logic
TB2
J10
115
VAC
Common
To DC
Motor
F3
NOTE: To pro-
vide DC Contac-
tor energization,
a jumper or oth-
er external cir-
cuitry must be
connected to
TB2-6 and 7.
1
2
3
4
5
6
7
M1
M1–X
A1
A2
3 Phase
AC
1
2
1
6
Armature
Bridge
K
1
5
K3
3
4
NOTE: 24 VDC must not be
used for any purpose other
than ECOAST
TB3
12
11
10
9
8
7
6
4
5
24VDC
ECOAST
(Optional)
24 V – OUT
24 V + OUT
24 V ECOAST –
24 V ECOAST +
FLT2
FLT1
115V COMMON OUT
115V ECOAST 2
115V ECOAST 1 HOT
ECOAST
External
Fault
Indication
ISO
ECOAST
PSI/SWITCHER
ISO
CVERIFY
K2
+ 24 V
K1
To Main
Board
To Main
Board
K4
+ 24 VDC
K4
SYSTRIP
DCPILOT
K2
+ 24 VDC
FAULTED
SYSTRIP
DCPILOT
J14
TP21
K1
115 VAC
PR
Optional
External
Control
Contacts
From
Main
Control
Board
3
1
2
NOTE: An
explanation
of terminals
1, 2 and 3 is
provided on
pg 6.22.
24V DC
5
PE
12
11
10
9
8
7
6
5
4
3
2
1
Common
J6
HY3
HY2
TE
PE
(TE)
TB4
Common
or
115 VAC
12
7
HY4
HY1
J2-2
J2-1
J2-4
3
HST1
HST2
J3
J4
J2
6
1
7
12
6
1
12
7
RESET IN
MOTOR TEMP IN
6
1
CHASSIS
Common
J2