Protection Settings
42
TemBreak
PRO
P_SE-UM-001-EN
– V1.2.0
Instantaneous Protection (INST)
Instantaneous protection is designed to protect against high current short circuits. This protection is independent of time and is set as a multiple of the rated
current I
n
.
Adjusting I
i
(Current)
The l
i
trip threshold tolerance for instantaneous protection is ±15%.
The instantaneous protection has no adjustable time delay.
The non-trip time is 10 ms with a maximum cut-out time is 50 ms.
Adjustments to I
i
trip threshold can be made using one or a combination of the below methods:
-
P_SE OCR embedded display
-
TPED
-
TPCM
Rating I
n
(A)
I
i
Adjustment Settings (x I
n
)
0.5 x I
n
increments
40
3...15
100
160
3...11
250
250 (P400 Ampere Frame)
3...12
400
630
3...11
Instantaneous Protection Settings Description
I
I
i
(x I
n
)
Instantaneous protection threshold
12.
0
xIn
Ii
Summary of Contents for Terasaki TemBreak PRO P SE Series
Page 106: ...106 TemBreak PRO P_SE UM 001 EN V1 2 0 Annex A Dimensions P160 Dimensions...
Page 107: ...Annex A Dimensions 107 TemBreak PRO P_SE UM 001 EN V1 2 0 P250 Dimensions...
Page 108: ...Annex A Dimensions 108 TemBreak PRO P_SE UM 001 EN V1 2 0 P400 Dimensions...
Page 109: ...Annex A Dimensions 109 TemBreak PRO P_SE UM 001 EN V1 2 0 P630 Dimensions...
Page 111: ...111 TemBreak PRO P_SE UM 001 EN V1 2 0 Annex C I2t Let Through Curves P160_SE...
Page 112: ...Annex C I2t Let Through Curves 112 TemBreak PRO P_SE UM 001 EN V1 2 0 P250_SE...
Page 113: ...Annex C I2t Let Through Curves 113 TemBreak PRO P_SE UM 001 EN V1 2 0 P400_SE...
Page 114: ...Annex C I2t Let Through Curves 114 TemBreak PRO P_SE UM 001 EN V1 2 0 P630_SE...
Page 115: ...115 TemBreak PRO P_SE UM 001 EN V1 2 0 Annex D Peak Let Through Curves P160_SE...
Page 116: ...116 TemBreak PRO P_SE UM 001 EN V1 2 0 P250_SE...
Page 117: ...117 TemBreak PRO P_SE UM 001 EN V1 2 0 P400_SE...
Page 118: ...118 TemBreak PRO P_SE UM 001 EN V1 2 0 P630_SE...
Page 121: ...121 TemBreak PRO P_SE UM 001 EN V1 2 0 This page is intentionally left blank...