Siemens Reyrolle 7SR5 - 32 Power Protection

32 Power Protection
Reference
Parameter Value
S
set
Setting 0.05 to 2.0 ⋅ S
rated
, Δ 0.05
S Applied power (for
operate time)
Over-
power
0 to 1.1 ⋅ S
set
(switched): V
rated
, 1.1 ⋅ I, PF = 1
0 to 2 ⋅ S
set
(switched): V
rated
, 2 ⋅ I, PF = 1
Under-
power
1.1 to 0.5 ⋅ S
set
(switched)
t
delay
Delay setting 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
Operate and Reset Level
Attribute Value
S
op
Operate level S
set
: ± 5 % or ± 2 % S
rated
Reset level Overpower ≥ 95 % S
op
Underpower ≤ 105 % S
op
Repeatability ± 1 %
Variation IEC
60255-1
-10 °C to +55 °C ≤ 5 %
f
rated
± 5 % ≤ 5 %
Operate and Reset Time
Attribute
Value
t
basic
Element basic
operate time
Overpower 1.1 ⋅ S
set
: 60 ms ± 10 ms
2 ⋅ S
set
: 45 ms ± 10 ms
Underpower 0.5 ⋅ S
set
: 40 ms ± 10 ms
t
op
Operate time following delay t
basic
+ t
delay
± 1 % or ± 10 ms
Repeatability ± 1 % or ± 10 ms
Disengaging time < 40 ms
10.5
Technical Data
10.5 32 Power Protection
508 Reyrolle 7SR5, Overcurrent Protection Device, Device Manual
C53000-G7040-C014-1, Edition 11.2019