E −
26
Characteristic setting of optional setting module
Table 26
Adjustable setting range
0.5-0.6-0.7-0.8-0.84-0.88-0.92-0.96-1.0
✕
Iu
0.5-0.6-0.7-0.8-0.84-0.88-0.92-0.96-1.0
✕
I
L
0.9-0.8-0.7-0.6-0.5-0.4-0.3
✕
T
L
- 5-10-15-20-30-40-60s
No.
1
2
Mark
Ip2
Tp2
Setting for shipment
1.0
0.9 (
✕
T
L
)
Setting item
2nd pre-alarm
current
2nd pre-alarm
time
(
✕
T
L
)
(FLAT)
Accuracy
±
10%
±
5%
±
20%
WS
WM
WS
WM
< Characteristic setting of AP module >
By combining with the Pre-alarm function already installed in
standard ETR, the two step pre-alarm functions can be con-
structed.
In case of AE630-SW low rating type, the control supply is
necessary for this function.
< N5 module >
The LTD and pre-alarm characteristics of neutral pole be-
come 50% of other poles. The STD and INST characteris-
tics, however, are same as other poles (100% of other poles).
In case of AE630-SW low rating type, the control supply is
necessary for this function.
LTD operating time: T
L
12-25-50-100-150s (at Iu
✕
2)
For type WS relay
Oper
ation time (s)
Current (% of Iu)
2
2nd Pre-alarm operating
time: Tp2 (
✕
T
L
)
2
2nd Pre-alarm operating
time: Tp2 (FLAT)
1
2nd Pre-alarm
current: Ip2
LTD operating time: T
L
15-20-25-30-40-60s (at I
L
✕
1.2)
Oper
ation time (s)
Current (% of I
L
)
1
2nd Pre-alarm
current: Ip2
For type WM relay
2
2nd Pre-alarm operating
time: Tp2 (FLAT)
2
2nd Pre-alarm operating
time: Tp2 (
✕
T
L
)
1
2
Содержание AE-SW Series
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