ABB MNS iS - Page 64

3
3
M
M
N
N
S
S
i
i
S
S
O
O
p
p
e
e
r
r
a
a
t
t
i
i
o
o
n
n
Relates to
Message
Moto
r
Starter System
Alarm condition Trip condition
Autorestart Inhibit X Autorestart Inhibit is active
(Input signal is activated to
block Autorestart function).
n.a.
X n.a.
Dependent on changeover
basis:
"Current":
 The actual current is not
going below
parameterized
"Changeover Current"
during Motor Startup
Time
 Contactor did not open
during transition
 Current measured during
transition
"Time":
 Contactor did not open
during transition
 Current measured during
transition
Star-Delta
Tran
sition Failed
X n.a.
Both Limit switches
activated at the same time
Suggested action:
 Check Limit Switch
signals for Open and
Close direction
 Check Input
Characteristic of Limit
signals (NO/NC)
 Check wiring
Actuator Both Limit
Switc
hes Active
Actuator
Torque Open
X n.a.
Actuator running in open
direction and Torque Open
input was activated without
Limit Open input was
activated before.
Suggested action:
 Check Limit Open sensor
and cabling
 Check Input assignment
6
6
4
4
ABB MNS iS System Setup & Operation Quick Guide / System Release 6.0 – Rev.2 / Aug. 2011