ABB REM610 Product Manual page 23

ABB
Motor Protection
REM610
Product version: C
Table 26. Phase reversal protection (REV)
Feature
Trip value
Time/current characteristic
• Definite time operate time
Resetting time, typical
Drop-off/pick-up ratio, typical
Table 27. Cumulative startup time counter and restart inhibit function (Σ
Feature
Set restart inhibit value, Σ
Countdown rate of startup time counter, Δ
Σ
/Δt
ts
Table 28. Temperature protection using RTD sensors or thermistors (ThA> and ThB>)
Feature
Operate time accuracy at definite-time
characteristic
RTD sensors
Set alarm value, Ta1...6>
Operate time, ta1...6>
Set trip value, Tp1...6>
Operate time, tp1...6>
Hysteresis
Operation accuracy
Thermistors
Set trip value, Thp1> and Thp2>
Operate time
Operation accuracy
1) Note the response time of the RTD card (<8 s).
Value
NPS ≥75% of the maximum phase current
220 ms ±50 ms
100...200 ms
0.95
Value
5...500 s
tsi
2...250 s/h
Value
±3% of the set operate time or 200 ms
0...200ºC
1...100 s
0...200ºC
1...100 s
5ºC
±1 ºC (±3ºC for Cu10)
0.1...15.0 kΩ
2 s
±1% of the setting range
1MRS756304 C
Issued: 30.10.2009
)
tsi
1)
23