Alberta Electric System Operator
System Co-ordination Plan
2019-06-08 to 2019-06-14
Approved Outages

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From To Owner Type Element Scheduled Activity Date/Time Comments Interconnection
04-Oct-18 09:00 15-Jan-20 20:00 Syncrude Outage Mildred T3 (Syncrude Mildred Lake) damaged transformer repairs 468.5 Days
Continuous
 
05-Oct-18 08:00 30-Jun-19 16:00 EPCOR Outage Rossdale C2 (Rossdale) forced outage 268.33 Days
Continuous
 
24-Oct-18 01:13 30-Jun-19 16:00 EPCOR Outage Rossdale C1 (Rossdale) forced outage 249.62 Days
Continuous
 
01-Feb-19 08:00 28-Jun-19 16:00 ENMAX TE ENMAX 22 construction for 138kV BT 147.29 Days
Continuous
 
19-Feb-19 07:30 31-Jul-19 17:00 EPCOR TE 816S Petrolia DC battery bank split and blocking of 240 kV protection 162.35 Days
Daily
 
19-Feb-19 07:30 31-Jul-19 17:00 EPCOR TE 816s Petrolia RTU/SCADA DC battery bank split 162.35 Days
Daily
 
19-Feb-19 07:30 31-Jul-19 17:00 EPCOR TE 814S Bellamy DC battery bank split and blocking to 1055L protection 162.35 Days
Daily
 
19-Feb-19 07:30 31-Jul-19 17:00 ALTALINK, EPCOR TE 1044L (805s Jasper - 816s Petrolia) DC battery bank split and blocking to 1044L protection 162.35 Days
Daily
 
01-Mar-19 07:00 19-Jul-19 17:00 ATCO Outage 796s 702T (796s Nipisi) switching to isolate 702T and 25kV switch gear bus 2 140.38 Days
Continuous
 
12-Mar-19 08:00 30-Aug-19 16:00 ATCO TE 796s Nipisi RTU/SCADA PLC and RTU download and testing 171.33 Days
Continuous
 
12-Mar-19 14:53 28-Jun-19 09:00 ENMAX, ALTALINK Outage 1080L (ENMAX 65 - ENMAX 25) forced outage due to field cable 107.75 Days
Continuous
 
18-Mar-19 08:00 09-Aug-19 17:00 EPCOR Outage Hardisty T3 (Hardisty) transformer replacement 144.38 Days
Continuous
 
26-Mar-19 07:00 30-Jun-19 17:00 EPCOR TE 511s Victoria RTU/SCADA IP address update and cutover of RTU to new network 96.42 Days
Daily
 
26-Mar-19 07:00 30-Jun-19 17:00 EPCOR TE 511S Victoria relay protection settings update for system automation 96.42 Days
Daily
 
01-Apr-19 10:00 17-Jul-19 17:00 ALTALINK Outage 251s SR1 (251s Whitla),251s 252 (251s Whitla),251s 552 (251s Whitla),251s Whitla 240kV Bus 1 construct new equipment 107.29 Days
Continuous
 
08-Apr-19 08:00 15-Jul-19 20:00 Syncrude Outage AURORA Aurora G40 Substation (72kV / 4.16kV) PM
AN Tailings Distributor Equipment
98.5 Days
Continuous
 
23-Apr-19 07:00 30-Nov-19 17:00 EPCOR TE EPCOR Network Riverview S/S addition will affect the redundant path on SONET Network 221.46 Days
Continuous
 
23-Apr-19 07:30 01-Sep-19 17:00 EPCOR TE Garneau blocking of 72 kV BF protection for relay maintenance 131.4 Days
Continuous
 
29-Apr-19 08:00 06-Sep-19 17:00 EPCOR Outage Namao T3 (Namao) transformer replacement 130.38 Days
Continuous
 
01-May-19 07:00 15-Dec-19 17:00 EPCOR TE 987S Cloverbar upgrade 72 kV BF/anti-islanding protection 228.46 Days
Continuous
 
01-May-19 07:30 01-Sep-19 17:00 EPCOR TE 816S Petrolia SONET re-configuration work for new Riverview S/S 123.4 Days
Daily
 
01-May-19 07:30 01-Sep-19 17:00 EPCOR, ALTALINK TE 805S Jasper,816S Petrolia,814S Bellamy,1044L (805s Jasper - 816s Petrolia),1055L (629s Argyll Transfer - 816s Petrolia),908L (89s Ellerslie - 816s Petrolia),1139L (367s Harry Smith - 816s Petrolia) SONET re-configuration work for new Riverview S/S 123.4 Days
Daily
 
06-May-19 08:00 12-Jul-19 17:00 EPCOR TE Meadowlark 72kV BF protection upgrade project 67.38 Days
Continuous
 
08-May-19 08:00 23-Jun-19 18:00 ENMAX Outage ENMAX 25 B240-D136 (ENMAX 25),ENMAX 25 B240-D133 (ENMAX 25),ENMAX 25 B240-D138 (ENMAX 25),ENMAX 25 B240-D139 (ENMAX 25),ENMAX 25 B240-D142 (ENMAX 25),ENMAX 25 240kV North Bus urgent request to assist with the repairs to the faulted cable on 1080L 46.42 Days
Continuous
 
11-May-19 05:30 27-Jun-19 18:30 ALTALINK RB 551L (123s Banff - 953s Lake Louise) power line construction 47.54 Days
Daily
 
13-May-19 08:30 11-Jun-19 18:00 ALTALINK Outage 180L (255s Vulcan - 928s East Stavely) airbreak replacements 928s197W, 928s180N & 928s180X 29.4 Days
Continuous
 
14-May-19 09:00 24-Jul-19 17:00 ALTALINK IO 5L71 (NIC-MCA) OOS - BCH - Info only spacer and arcing horn replacement - BC Hydro. 71.33 Days
Continuous
 
14-May-19 09:00 24-Jul-19 17:00 BCH Outage 5L71 (Mica Creek - Nicola) switchgear roof replacement project 71.33 Days
Continuous
AB-BC
21-May-19 07:00 04-Jul-19 17:30 ATCO Outage 729s 703T (729s Otauwau),729S 502VR,729s 144 kV BUS (729s Otauwau) replacement work 44.44 Days
Continuous
 
21-May-19 07:00 21-Jun-19 17:00 EPCOR, ALTALINK Outage 1056L (89s Ellerslie - 629s Argyll Transfer Station),240BA2 (814s Bellamy - 629s Argyll Transfer Station) degassify 240BA2 cable 31.42 Days
Continuous
 
22-May-19 09:00 19-Jun-19 18:00 ALTALINK Outage 717L (17s Benalto - 262s Rocky Mountain House) component replacements between Structures #103 - 403 28.38 Days
Continuous
 
27-May-19 13:00 14-Jun-19 15:00 ATCO TE 809s 902T (809s Louise Creek) CIP maintenance 18.08 Days
Continuous
 
29-May-19 07:30 25-Jun-19 18:00 ALTALINK Outage 223s T2 (223s Strome) Urgent 223s T2 H3 Bushing Replacement 27.44 Days
Continuous
 
29-May-19 18:27 31-Aug-19 18:00 ATCO Outage 7L59 (786s High Level - 789s Keg River) forced outage due to fires in the area. 93.98 Days
Continuous
 
30-May-19 09:00 12-Jun-19 15:30 REDDEER Outage 247s T1 (247s Piper Creek),247s T2 (247s Piper Creek) maintenance and power factor testing 13.27 Days
Continuous
 
31-May-19 10:00 12-Jun-19 13:00 ATCO, ALTALINK Outage 807AL (402s Shell Expansion I - 807L tap),807L (233s Beamer - 807L tap),807L (410s Josephburg - 807L tap),233s 6 (233s Beamer),233s Beamer 138 kV Bus 1 replace equipment 12.13 Days
Continuous
 
31-May-19 11:00 12-Jun-19 12:00 ATCO IO 807AL Altalink request - for 807L & 233s Beamer 138 kV Bus GOI 12.04 Days
Continuous
 
03-Jun-19 07:00 05-Jul-19 17:00 EPCOR Outage Rossdale R724 (Rossdale) breaker replacement 32.42 Days
Continuous
 
03-Jun-19 07:00 08-Jun-19 17:00 EPCOR Outage 72MG16 (Meadowlark - Garneau) protection upgrade 5.42 Days
Continuous
 
03-Jun-19 08:00 14-Jun-19 17:00 EPCOR Outage 805s T3 (805s Jasper) bushing replacement 11.38 Days
Continuous
 
03-Jun-19 08:00 09-Jun-19 20:00 Syncrude Outage MH2 (Aurora - Aurora) maintenance 6.5 Days
Continuous
 
03-Jun-19 08:00 23-Jul-19 16:00 ALTALINK TE 520s T1 (520s Bennett) transformer refurbishment. 50.33 Days
Continuous
 
03-Jun-19 08:00 17-Jun-19 16:00 ENMAX Outage 41.2TR (ENMAX 41) transformer differential relay panel replacement 14.33 Days
Continuous
 
03-Jun-19 08:00 13-Jun-19 17:00 SUNCOR TE Suncor RTU/SCADA replacing a couple of EPN SCADA Ethernet switches 10.38 Days
Continuous
 
03-Jun-19 12:00 13-Jun-19 18:00 ALTALINK Outage 834L (384s Keystone - 320p Keephills) component replacements 10.25 Days
Continuous
 
04-Jun-19 08:00 10-Jun-19 20:00 Syncrude Outage MH1 (Aurora - Aurora) maintenance 6.5 Days
Continuous
 
05-Jun-19 08:00 02-Aug-19 16:00 Saskpower, ATCO, ALTALINK Outage 840S McNeill Station,830L (562s Cypress - 840s McNeill Station),9LS1M (840s McNeil - Swift Current) protection upgrade 58.33 Days
Continuous
AB-SK
05-Jun-19 08:00 14-Jun-19 16:00 ENMAX Outage 40.1TR (ENMAX 40) MV bushing replacement 9.33 Days
Continuous
 
05-Jun-19 10:30 10-Jun-19 22:00 Syncrude Outage AL-1 (D05 Syncrude - Aurora),Aurora 211 (Aurora),Aurora 213 (Aurora),D05 517 (D05 Syncrude),D05 519 (D05 Syncrude) urgent repairing dead end insulator 5.48 Days
Continuous
 
06-Jun-19 07:00 08-Jun-19 18:00 CNRL Outage 75-PLH-904 (838s Horizon Mining - 842s Horizon Upgrading) de-energized to allow for construction work in proximity of powerline 2.46 Days
Continuous
 
06-Jun-19 07:00 09-Jun-19 18:00 ALTALINK Outage 913L (69s North Barrhead - 338s Cherhill) urgent repairs 3.46 Days
Continuous
 
06-Jun-19 07:00 08-Jun-19 18:00 ATCO, ALTALINK RB 9L913 (69s North Barrhead - 732s Mitsue) urgent repairs on 913L structure damage 2.46 Days
Continuous
 
06-Jun-19 10:00 13-Jun-19 08:00 ALTALINK Outage 1075L (132s Ware Junction - 28s West Brooks),28s 12 (28s West Brooks),28s 41 (28s West Brooks) replace 28s41, linked to 28s 240kV Bus 1(1075L) 6.92 Days
Continuous
 
06-Jun-19 12:30 17-Jun-19 10:30 ALTALINK Outage 135s T1 (135s Conrad),135s T2 (135s Conrad) connection of new T2 and 25kV Bus 2 switchgear to system 10.92 Days
Continuous
 
07-Jun-19 06:30 10-Jun-19 17:30 ALTALINK IO 1056L (89s-E629s Epcor - Advice EPCOR insulator washing 3.46 Days
Continuous
 
07-Jun-19 07:00 10-Jun-19 17:00 ALTALINK, EPCOR Outage 1056L (89s Ellerslie - 629s Argyll Transfer Station) washing program 3.42 Days
Continuous
 
07-Jun-19 07:00 10-Jun-19 17:00 EPCOR RB 1055L (816s Petrolia - 629s Argyll Transfer Station) washing program 3.42 Days
Continuous
 
07-Jun-19 09:00 13-Jun-19 17:00 ALTALINK, EPCOR TE 1209L (89s Ellerslie - 330p Genesee) relay settings changes to 1209L protection to enable single pole tripping 6.33 Days
Continuous
 
08-Jun-19 07:00 09-Jun-19 21:00 ATCO Trans Test 7L86 (822s Wolf Lake - 877s Foster Creek) equipment functional testing 1.58 Days
Continuous
 
08-Jun-19 07:00 09-Jun-19 21:00 ATCO IO 7L86 customer testing 1.58 Days
Continuous
 
08-Jun-19 08:00 08-Jun-19 13:00 ENMAX Outage 6.82L (ENMAX 6 - ENMAX 41),ENMAX 41 B138-6.82 (ENMAX 41) transformer differential relay panel replacement 5 Hours
Continuous
 
08-Jun-19 13:00 08-Jun-19 18:00 ENMAX Outage 33.83L (ENMAX 41 - ENMAX 33),ENMAX 41 B138-33.83 (ENMAX 41) transformer differential relay panel replacement 5 Hours
Continuous
 
09-Jun-19 07:00 10-Jun-19 18:00 CNRL Outage 75-PLH-903 (838s Horizon Mining - 842s Horizon Upgrading) de-energized to allow for construction work in proximity of powerline 1.46 Days
Continuous
 
09-Jun-19 07:30 21-Jun-19 17:00 EPCOR TE EPCOR Network fiber work 12.4 Days
Continuous
 
09-Jun-19 08:00 13-Jun-19 16:00 ENMAX Outage 36.5TR (ENMAX 36),16.63L (ENMAX 16 - ENMAX 36) breaker maintenance 4.33 Days
Continuous
 
09-Jun-19 09:00 09-Jun-19 11:00 ALTALINK Outage 535s T2 (535s Joffre) switching low side breaker 2 Hours
Daily
 
10-Jun-19 06:00 10-Jun-19 10:00 EPCOR Outage Rossdale RR723 (Rossdale) emergency repair on control wiring 4 Hours
Continuous
 
10-Jun-19 07:00 14-Jun-19 17:30 ATCO Outage 2075s ACF11 (2075s Newell) maintenance, inspection, PLC firmware upgrades 4.44 Days
Continuous
 
10-Jun-19 07:00 08-Jul-19 17:00 EPCOR Outage 72NW15 (Namao - Woodcroft) line maintenance & upgrades 28.42 Days
Continuous
 
10-Jun-19 07:00 14-Jun-19 17:00 EPCOR Outage 987s T2 (987s Clover Bar) line maintenance & upgrades 4.42 Days
Continuous
 
10-Jun-19 07:00 13-Jun-19 17:00 ATCO RB 9L912 (766s Nevis - 63s Red Deer) maintenance work 3.42 Days
Continuous
 
10-Jun-19 07:00 15-Jun-19 17:00 EPCOR Outage Meadowlark M723 (Meadowlark) protection upgrade project 5.42 Days
Continuous
 
10-Jun-19 08:00 14-Jun-19 07:59 EPCOR Outage E511s VictoriaT4 (511s Victoria) doble 4 Days
Continuous
 
10-Jun-19 08:00 21-Jun-19 17:00 EPCOR Outage 330P 12TC2 (330p Genesee),330p 809 (330p Genesee) DGA upgrade 11.38 Days
Continuous
 
10-Jun-19 08:00 14-Jun-19 07:59 EPCOR Outage Rossdale T3 (Rossdale) doble 4 Days
Continuous
 
10-Jun-19 08:00 11-Jun-19 16:00 ENMAX Outage 13.82L (ENMAX 22 - ENMAX 13),ENMAX 22 B138-13.82 (ENMAX 22) HV breaker maintenance 1.33 Days
Continuous
 
10-Jun-19 08:00 16-Jun-19 18:00 SUNCOR Outage 29EDD-1 Millennium,29EDD-1 29EDD1s852 (29EDD-1 Millennium) 5 years maintenance 6.42 Days
Continuous
 
10-Jun-19 08:00 11-Jun-19 16:00 ALTALINK IO 13.82L Enmax Info HV Breaker Maintenance 22B138-13.82. HLR. 22B138-13.82 Control wiring modification 1.33 Days
Continuous
 
10-Jun-19 08:00 13-Jun-19 17:30 ALTALINK IO 7L53 (A706s - A700s) ATCO Info ATCO Crossarm Replacements On 7L53 3.4 Days
Continuous
 
10-Jun-19 08:00 13-Jun-19 17:00 ALTALINK TE 276s Union Carbide Prentiss RTU/SCADA RTU configuration updates 3.38 Days
Continuous
 
10-Jun-19 08:00 11-Jun-19 16:00 ENMAX Outage 9.3TR (ENMAX 9) tapchanger inspection and transformer maintenance 1.33 Days
Continuous
 
10-Jun-19 08:00 10-Jun-19 12:00 ENMAX TE 41.2TR (ENMAX 41),33.83L (ENMAX 41 - ENMAX 33),6.82L (ENMAX 6 - ENMAX 41) transformer differential relay panel 4 Hours
Continuous
 
10-Jun-19 08:00 11-Jun-19 17:00 ALTALINK TE 233s Beamer RTU/SCADA update configuration 1.38 Days
Daily
 
10-Jun-19 08:00 14-Jun-19 17:30 ALTALINK TE 310P Sundance RTU/SCADA supervisory outage to update RTU configuration 4.4 Days
Daily
 
10-Jun-19 08:00 15-Jun-19 20:00 Syncrude Outage AURORA Aurora G41 substation outage and transformer maintenance 5.5 Days
Continuous
 
10-Jun-19 08:00 14-Jun-19 16:00 ATCO Outage 9L56 (720s Wabasca - 732s Mitsue) repair damaged structures and replace damaged insulators 4.33 Days
Continuous
 
10-Jun-19 08:30 11-Jun-19 17:30 ALTALINK RB 180L (255s Vulcan - 928s East Stavely),197L (349s Stavely - 928s East Stavely) removing temporary bypass 1.38 Days
Daily
 
10-Jun-19 08:30 10-Jun-19 16:00 ATCO TE 9L80 (757s Battle River - 755s Cordel) 755s: relay setting changes and test on 21A and 21B 7.5 Hours
Continuous
 
10-Jun-19 09:00 13-Jun-19 18:00 ALTALINK, EPCOR Outage 1209L (89s Ellerslie - 330p Genesee),330p 1208 (330p Genesee),330p 1209 (330p Genesee) enable single pole tripping 3.38 Days
Continuous
 
10-Jun-19 09:00 13-Jun-19 18:00 ALTALINK IO 1209L (89s-E330P) Epcor - Advice Epcor Relay Settings changes to 1209L protection to enable single pole tripping. Epcor Line Maintenance & Upgrades 3.38 Days
Continuous
 
10-Jun-19 09:00 13-Jun-19 17:00 ATCO TE ATCO Radio Tower make the necessary corrections to the equipment to permit remote access and management 3.33 Days
Continuous
 
10-Jun-19 09:00 13-Jun-19 19:00 ATCO IO 12L41,12L44 Altalink outage on 1209L due to Epcor Doble Testing@330P
ATCO Electric Notified of this outage as;
1241L/12L41 de-energized during this outage
ATCO assistance with EATL dispatch is required during this outage
3.42 Days
Continuous
 
10-Jun-19 09:00 13-Jun-19 16:00 ATCO Outage 7L53 (7L53 tap - 700s Bonnyville),700s 702 (700s Bonnyville) complete breaker maintenance 3.29 Days
Continuous
 
10-Jun-19 09:00 13-Jun-19 18:00 ATCO, ALTALINK IO 12L41 (510s Sunnybrook - 939s Livock) EPCOR 1209L line maintenance 3.38 Days
Continuous
 
10-Jun-19 09:30 13-Jun-19 17:30 ALTALINK Outage 63s 852 (63s Red Deer) 240kV breaker maintenance 3.33 Days
Continuous
 
10-Jun-19 10:00 10-Jun-19 16:00 ATCO TE 7L130 (710s Vermilion - 705s Kitscoty) 705S: 21B relay settings changes and test 6 Hours
Continuous
 
10-Jun-19 10:00 13-Jun-19 15:00 ATCO RB 7L39 (722s Crystal Lake - 811s Clairmont Lake) crossarm and insulator replacement 3.21 Days
Daily
 
10-Jun-19 10:00 14-Jun-19 16:30 EPCOR TE 511s Victoria RTU/SCADA updates 4.27 Days
Daily
 
10-Jun-19 10:15 10-Jun-19 15:45 ALTALINK Outage 215L (38s East Edmonton - 286s Yasa),38s 215N (38s East Edmonton) replace CT cover (38s215N) 5.5 Hours
Daily
 
10-Jun-19 11:30 10-Jun-19 16:30 ALTALINK TE 56S Boyle perform Qualitrol Modifications on 56s T1 5 Hours
Daily
 
10-Jun-19 11:30 10-Jun-19 16:30 ALTALINK TE 102s Langdon RTU/SCADA updates 5 Hours
Daily
 
10-Jun-19 12:00 10-Jun-19 16:00 ENMAX TE ENMAX 41 138 kV Bus transformer differential relay panel replacement. 4 Hours
Continuous
 
11-Jun-19 06:00 11-Jun-19 10:00 EPCOR Outage Rossdale BR722 (Rossdale) emergency repair on control wiring 4 Hours
Continuous
 
11-Jun-19 07:00 10-Sep-19 16:00 ALTALINK Outage 394s T2 (394s Empress) replace bus work with new switchgear building 91.38 Days
Continuous
 
11-Jun-19 07:00 13-Jun-19 08:00 Medicine Hat Outage MH-16L (MH69S-2 - MH69S-16),MH69s2 MH69_224 (MH69s2 North Industrial) replace pole and line maintenance 2.04 Days
Continuous
 
11-Jun-19 07:00 14-Jun-19 18:00 ALTALINK Outage 905L (19s Wabamun - 37s North Calder) Urgent Repairs - Replace Structure #132 3.46 Days
Continuous
 
11-Jun-19 07:30 12-Jun-19 17:30 ALTALINK TE 324s Cassils RTU/SCADA update configuration for alarm addition 1.42 Days
Daily
 
11-Jun-19 08:00 11-Jun-19 16:30 ALTALINK Outage 511s 4852 (511s Crossings) replacement of relay contactor and operate 511s74 airbreak 8.5 Hours
Daily
 
11-Jun-19 08:00 11-Jun-19 13:00 ENMAX Outage 41.1C (ENMAX 41) transformer differential relay panel replacement 5 Hours
Continuous
 
11-Jun-19 08:00 11-Jun-19 16:00 ATCO TE 7L14 (705s Kitscoty - 751s Hill) 705S: 21A & 21B relay settings changes and test 8 Hours
Continuous
 
11-Jun-19 08:00 14-Jun-19 16:00 ATCO TE 825s Whitefish Lake RTU/SCADA updates 3.33 Days
Continuous
 
11-Jun-19 08:00 11-Jun-19 17:00 ALTALINK TE 20s Ghost RTU/SCADA repair work on the AVIAT/Eclipse radio 9 Hours
Daily
 
11-Jun-19 08:00 13-Jun-19 16:00 ENMAX Outage 31.1TR (ENMAX 31) T-60 relay CPU upgrade, check reversing switch 2.33 Days
Continuous
 
11-Jun-19 08:30 11-Jun-19 16:00 ATCO TE 755s Cordel RTU/SCADA relays require setting changes: taken out of service one at a time 7.5 Hours
Continuous
 
11-Jun-19 08:30 12-Jun-19 17:00 ALTALINK TE 320P Keephills perform Qualitrol modifications on 320p T6-1 1.35 Days
Daily
 
11-Jun-19 08:30 11-Jun-19 16:00 ATCO TE 9L16 (972s Tinchebray - 755s Cordel) 972s: protection relay changes and testing 7.5 Hours
Continuous
 
11-Jun-19 09:00 16-Jun-19 16:00 ATCO Outage 828s 701T (828s Sulphur Point) bypass switch replacement 5.29 Days
Continuous
 
11-Jun-19 09:00 11-Jun-19 12:00 ALTALINK TE 235s Entwistle RTU/SCADA modify sync check settings on 156E relay 3 Hours
Daily
 
11-Jun-19 10:00 16-Jun-19 17:30 ATCO Outage 828s 507C1 (828s Sulphur Point),828s 507C2 (828s Sulphur Point),828s 507 (828s Sulphur Point) BKR 507 CT ratio change 5.31 Days
Continuous
 
11-Jun-19 10:00 11-Jun-19 13:00 ALTALINK TE 28s 2 (28s West Brooks) modifying sync check settings on the relay, loss of reclosing & breaker fail 3 Hours
Daily
 
11-Jun-19 13:00 11-Jun-19 18:00 ENMAX Outage ENMAX 41 B138-41BT3 (ENMAX 41) transformer differential relay panel replacement 5 Hours
Continuous
 
11-Jun-19 13:00 11-Jun-19 16:00 ALTALINK TE 28s 52 (28s West Brooks) modifying sync check settings on the relay, loss of reclosing & breaker fail 3 Hours
Daily
 
11-Jun-19 14:00 11-Jun-19 17:00 ALTALINK TE 92s 898 (92s Viscount) modifying sync check settings on the relay 3 Hours
Daily
 
12-Jun-19 07:00 14-Jun-19 17:30 ALTALINK RB 936L (102s Langdon - 5s East Calgary) crews working on adjacent 937L 2.44 Days
Daily
 
12-Jun-19 08:00 13-Jun-19 16:00 ENMAX Outage 23.3TR (ENMAX 23) transformer inspection and maintenance 1.33 Days
Continuous
 
12-Jun-19 08:00 12-Jun-19 14:00 ATCO TE 7L130 (710s Vermilion - 705s Kitscoty) 705s: 21A relay will be out of service for the duration of work 6 Hours
Continuous
 
12-Jun-19 08:00 12-Jun-19 17:00 ALTALINK TE 414s Gulfrobb RTU/SCADA update configuration 9 Hours
Daily
 
12-Jun-19 08:30 12-Jun-19 16:30 ALTALINK TE 89s Ellerslie RTU/SCADA re-establishing status and control to 1202L/1209L reclosers 8 Hours
Daily
 
12-Jun-19 09:00 14-Jun-19 18:00 ENMAX, ALTALINK Outage 937L (102s Langdon - 5s East Calgary) replacing insulators 2.38 Days
Continuous
 
12-Jun-19 09:00 12-Jun-19 13:00 ALTALINK TE 28s West Brooks RTU/SCADA add new alarms for the 28s41 replacement 4 Hours
Daily
 
12-Jun-19 09:00 12-Jun-19 16:00 ALTALINK RB 765L (151s Strathmore - 419s Chestermere) remove LOA marker poles 7 Hours
Daily
 
12-Jun-19 11:00 12-Jun-19 12:00 ENMAX IO ENMAX 14 measure fuses for station service transformer 60 Mins
Continuous
 
12-Jun-19 13:00 28-Jun-19 13:00 ALTALINK Outage 233s T2 (233s Beamer),708L (233s Beamer - 708L88N),735L (171s Redwater - 233s Beamer),171s 735X (171s Redwater),233s 708X (233s Beamer),233s 735N (233s Beamer),233s Beamer 138 kV Bus 2 component replacement 16 Days
Continuous
 
13-Jun-19 08:01 13-Jun-19 15:00 ALTALINK Outage 28s R1 (28s West Brooks),28s T1 (28s West Brooks),1075L (132s Ware Junction - 28s West Brooks),28s 240kV Bus 1 (28s West Brooks) replace 28s41 & expand GOI to mitigate clearance issues 6.98 Hours
Daily
 
14-Jun-19 08:00 14-Jun-19 17:00 EPCOR Outage E511s VictoriaT4 (511s Victoria),Victoria V725 (Victoria),Victoria V726 (Victoria) doble 9 Hours
Continuous
 
14-Jun-19 08:00 14-Jun-19 17:00 EPCOR Outage Rossdale T3 (Rossdale),Rossdale R723 (Rossdale) doble 9 Hours
Continuous
 

Prepared On:   2019-06-07   4:42:19 PM

This document and the information contained herein are based upon information and data which by their nature contain a degree of uncertainty and are subject to change. In addition, this document may contain information and data from public sources and/or third parties, which have been assumed to be accurate and complete and have not been verified. Accordingly, the Independent System Operator, operating as the Alberta Electric System Operator (the "AESO") makes no warranty, representation or guarantee, express or implied, with respect to this document or the information contained herein, including, but not limited to, any warranty, representation or guarantee of accuracy, completeness, timeliness, reliability, availability, absence of computer virus, non- infringement, merchantability or suitability for any purpose. Under no circumstances will the AESO, its members, officers, employees, contractors or agents, or any of their respective affiliates, be liable for any errors or omissions in, or any losses, damages or claims whatsoever, whether in contract, tort or otherwise, arising from use of or reliance upon, this document or any information contained herein.

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