ABB ABILITY SSC600 - Authorizations; User Authorization

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Product Guide 1MRS758725
SSC600
Product version: 1.0
22
ABB
Characteristic Value
Reset time Typically 40 ms
Reset ratio Typically 0.96
Retardation time <35 ms
Operate time accuracy in denite time mode ±1.0% of the set value or ±20 ms
Operate time accuracy in inverse time mode ±5.0% of the theoretical value or ±20 ms
51
Suppression of harmonics DFT: -50 dB at f = n × fn, where n = 2, 3, 4, 5,…
Table 61. Negative-sequence overcurrent protection for machines (MNSPTOC) main settings
Parameter Function Value (Range) Step
Start value MNSPTOC 0.01...0.50 × In 0.01
Operating curve type MNSPTOC Denite or inverse time Curve type:
5, 15, 17, 18
Operate delay time MNSPTOC 100...120000 ms 10
Operation MNSPTOC 1 = on
5 = off
-
Cooling time MNSPTOC 5...7200 s 1
Table 62. Loss of load supervision (LOFLPTUC)
Characteristic Value
Operation accuracy Depending on the frequency of the measured current: fn ±2 Hz
±1.5% of the set value or ±0.002 × In
Start time Typically 300 ms
Reset time Typically 40 ms
Reset ratio Typically 1.04
Retardation time <35 ms
Operate time accuracy in denite time mode ±1.0% of the set value or ±20 ms
Table 63. Loss of load supervision (LOFLPTUC) main settings
Parameter Function Value (Range) Step
Start value low LOFLPTUC 0.01...0.50 × In 0.01
Start value high LOFLPTUC 0.01...1.00 × In 0.01
Operate delay time LOFLPTUC 400...600000 ms 10
Operation LOFLPTUC 1 = on
5 = off
-
Table 64. Motor load jam protection (JAMPTOC)
Characteristic Value
Operation accuracy Depending on the frequency of the measured current: fn ±2 Hz
±1.5% of the set value or ±0.002 × In
Start time Typically 40 ms
Reset time Typically 0.96
Reset ratio Typically 1.04
Retardation time <35 ms
Operate time accuracy in denite time mode ±1.0% of the set value or ±20 ms
51 Start value multiples in range of 1.10...5.00