TOSHIBA
6F9EOlll
6.3 Bench Test
1
ten
Test method
Decision Test
circuit
(single
phase)
Operat- Gradually increase
ing
current and record the
OSM
point
current value when the
?5F
Figure 15
*10x
I
N
!d
current
IL
RUN LED begins blinking BSM:
Stator
allowable
at 0.3 s intervals. temperature rise
BSN:
Stator
rated
temperature rise
Operat-
1)
On
P2.
check that
Figure 15
ing
OS
is0.
When
time
it is not
0.
either
wait, or on
P35.
-60 x TR x
L
"(1
-'E
+',
*lG%
clear
0s.
1=6x1,,
2)
Apply 6 times the
TR: Heating time constant
rated current
(IN)
abruptly and
measure the time it
takes for the relay
to trip.
Operat- Gradually increase the Setting value
*5%
Figure 15
ing
current and measure the
point current value when the
)C
relay trips.
-L
Operat-
1)
Apply the rated
Setting value
*10X
Figure 15
ing
current
(IN).
time
2) Apply current 1.5
times the setting
value
(I&
and
measure the time it
takes for the relay
to trip.
-
100
-
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