Voltage protection
M13290-1 v14
Table 44. Two step undervoltage protection UV2PTUV
Function Range or value Accuracy
Operate voltage, low and high step (1.0–100.0)% of
UBase
±0.5% of U
r
Absolute hysteresis (0.0–50.0)% of
UBase
±0.5% of U
r
Internal blocking level, step 1 and step 2 (1–50)% of
UBase
±0.5% of U
r
Inverse time characteristics for step 1 and step 2, see table 147 - See table 147
Definite time delay, step 1 at 1.2 to 0 x U
set
(0.00-6000.00) s ±0.2% or ±40ms whichever is
greater
Definite time delay, step 2 at 1.2 to 0 x U
set
(0.000-60.000) s ±0.2% or ±40ms whichever is
greater
Minimum operate time, inverse characteristics (0.000–60.000) s ±0.5% or ±40ms whichever is
greater
Operate time, start at 2 to 0 x U
set
Min. = 15 ms
Max. = 30 ms
-
Reset time, start at 0 to 2 x U
set
Min. = 15 ms
Max. = 30 ms
-
Operate time, start at 1.2 to 0 x U
set
Min. = 5 ms
Max. = 25 ms
-
Reset time, start at 0 to 1.2 x U
set
Min. = 15 ms
Max. = 35 ms
-
Critical impulse time 5 ms typically at 1.2 to 0 x U
set
-
Impulse margin time 15 ms typically -
1MRK 511 361-BEN B
Bay control REC670 2.1 IEC
Product version: 2.1
56 ABB
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