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10.4
27Vx Undervoltage Protection – Vx
Common Settings
10.4.1
Reference
V
set
V
Operate and Reset Level
V
op
Undervoltage Protection
10.4.2
Reference
V
set
V
Hysteresis
t
delay
Operate and Reset Level
V
op
Operate and Reset Time
t
basic
t
op
Reyrolle 7SR5, Overcurrent Protection Device, Device Manual
C53000-G7040-C014-1, Edition 11.2019
Parameter
UV guard setting
Applied voltage (for operate time)
Attribute
Operate level
Reset level
Parameter
Setting
Applied voltage (for operate time)
Hysteresis
Delay setting
Attribute
Operate level
Reset level
Repeatability
Variation IEC
-10 °C to +55 °C
60255-1
f
rated
Attribute
Element basic operate time
Operate time following delay
Repeatability
Overshoot time
Disengaging time
10.4 27Vx Undervoltage Protection – Vx
Value
1 to 200 V, Δ 0.5 V
1.1 to 0.5 ⋅ V
Value
V
: ± 2 % or ± 0.5 V (ph‑ph V)
set
Value
5 to 200 V, Δ 0.5 V
1.1 to 0.5 ⋅ V
0 to 80 %, Δ 0.1 %
0 to 20 s, Δ 0.01 s
20 to 100 s, Δ 0.1 s
100 to 1000 s, Δ 1 s
1000 to 10000 s, Δ 10 s
1000 to 14400 s, Δ 100 s
Value
V
: ± 2 % or ± 0.5 V
set
(100 % - hysteresis) ⋅ V
± 1 %
≤ 5 %
± 5 %
≤ 5 %
Value
0.5 ⋅ V
: 63 ms ± 10 ms
set
t
+ t
basic
delay
± 1 % or ± 10 ms
< 80 ms
Technical Data
(switched)
set
(switched)
set
± 1 % or ± 0.25 V
op
± 1 % or ± 10 ms
507
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