Rapid Voltage Change Log; Sag/Swell Log; Sg/Sw Hs Log - Siemens US2:9810T24V User Manual

9810 series - User manual

Rapid Voltage Change Log

The RVC Log (Data Rec 23) provides details of rapid voltage changes related to sag/swells
(power quality events). This data recorder is disabled by default.
Factory settings for this data recorder:
• Log depth = 100 records
• Interval = Triggered on demand
If enabled, it logs the following by default:
SS1 Delta Umax
For more information on how to enable the Rapid Voltage Change Log, see
Advanced Power Quality" on page

Sag/swell Log

The Sag/swell Log (Data Rec 5) provides details of power quality events.
Factory settings for this data recorder:
• Log depth = 100 records
• Interval = Triggered on demand
By default, it logs the following values:
SS1 DistDur
SS1 DistV1Engy
SS1 DistV2Engy
SS1 DistV3Engy
For more information on how to configure sag/swell logging, see
logging" on page

Sg/Sw HS Log

The Sg/Sw HS Log (Data Rec 6) captures high-speed (half-cycle) voltage and current data that
includes pre-event and post-event records related to the sag/swell event. This data recorder is
disabled by default.
If enabled, it logs the following by default:
HS Vln a
HS Vln b
HS Vln c
For more information on how to enable the Sg/Sw HS Log, see
logging" on page
7EN05-0390-08
SS1 Delta Uss
200.
SS1 DistV1Min
SS1 DistV2Min
SS1 DistV3Min
SS1 DistNominal
196.
HS Vll ab
HS Vll bc
HS Vll ca
196.
SS1 RVC Duration
SS1 DistV1Max SS1 DistV1Avg
SS1 DistV2Max SS1 DistV2Avg
SS1 DistV3Max SS1 DistV3Avg
SS1 Swell Lim SS1 Sag Lim
"Configuring sag and swell
HS I a HS Freq
PQA1 Vavg Sliding
HS I b
Ref Voltage
HS I c
"Configuring sag and swell
Logging
"Configuring
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