Alberta Electric System Operator
System Co-ordination Plan
2017-07-28 to 2017-08-04
Approved Outages

Previous Version
Download CSV

From To Owner Type Element Scheduled Activity Date/Time Comments Interconnection
24-Jul-15 12:00 31-Dec-17 16:00 ATCO IO 736s 601T (736s Valleyview P.R.O.P.L.),6L54 (736s Valleyviewp.R.O.P.L. - 734s Sturgeon) customer request to permanently disconnect secondary from substation to their site 891.21 Days
Continuous		  
31-Jul-15 18:01 31-Dec-17 17:00 EPCOR Outage Rossdale C1 forced outage 884 Days
Continuous		  
18-Apr-16 08:00 30-Sep-17 16:00 ENMAX Outage 41.1C (ENMAX 41) forced outage 530.33 Days
Continuous		  
06-Feb-17 07:00 29-Sep-17 17:00 EPCOR Outage Hardisty T3 (Hardisty) switchgear replacement 235.38 Days
Continuous		  
15-Feb-17 06:00 06-Aug-17 18:00 ENMAX TE ENMAX 41 138kV bus diff replacement 172.46 Days
Continuous		  
06-Mar-17 08:00 15-Oct-17 17:00 ALTALINK TE 522S Cooking Lake 522s auto sectionalizer scheme will be out of service as bus is reconfigured at 522s as part of SWEATD project 223.33 Days
Continuous		  
16-Mar-17 16:00 15-Sep-17 16:00 ATCO Outage 959S SVC (959s Lanfine) forced outage 183 Days
Continuous		  
28-Mar-17 12:00 17-Nov-17 12:00 ATCO TE 801s Anderson RTU/SCADA multiple SCADA cct cutovers from existing RTU to new RTU 234.04 Days
Continuous		  
03-May-17 07:30 01-Oct-17 13:30 ALTALINK Outage 42s 31 (42s Sarcee) SWCRR - install new foundations for future 693L 151.25 Days
Continuous		  
16-May-17 08:00 28-Jul-17 16:00 ENMAX Outage 2.2TR (ENMAX 2) transformer replacement 73.33 Days
Continuous		  
29-May-17 08:00 30-Nov-17 16:00 ALTALINK, Lethbridge RB 667L (370s North Lethbridge - 146s Lethbridge MacDonald) required for Lethbridge work on 734L 185.38 Days
Continuous		  
29-May-17 08:00 30-Nov-17 16:00 ALTALINK, Lethbridge RB 667L (370s North Lethbridge - 146s Lethbridge MacDonald) contractor digging under 138kv line 185.38 Days
Continuous		  
05-Jun-17 07:00 28-Jul-17 17:00 EPCOR TE Kennedale T1 (Kennedale) relay updates and testing 53.42 Days
Daily		  
05-Jun-17 07:00 28-Jul-17 17:00 EPCOR TE Kennedale T2 (Kennedale) relay updates and testing 53.42 Days
Daily		  
07-Jun-17 08:00 05-Aug-17 16:00 ENMAX Outage 41.1C (ENMAX 41),41.2TR (ENMAX 41),ENMAX 41 138 kV West Bus west bus modifications - new 41B138-41BT3, 41PT138-Z32 energized on return 59.33 Days
Continuous		  
07-Jun-17 08:00 06-Aug-17 16:00 ENMAX TE ENMAX 41 138 kV West Bus 138kV Z5 bus diff replacement, BD will be renamed to Z32 on return 60.33 Days
Continuous		  
07-Jun-17 08:00 15-Aug-17 17:00 SUNCOR Outage 635PL7-1004 (635EDD-1001 - 635EDD-1002) co-gen and line protection testing and commissioning activities 69.38 Days
Continuous		  
07-Jun-17 08:00 15-Aug-17 17:00 SUNCOR Outage 635PL7-1005 (635EDD-1001 - 635EDD-1003) co-gen and line protection testing and commissioning activities 69.38 Days
Continuous		  
12-Jun-17 07:00 28-Jul-17 17:00 ATCO Outage 801s 901T (801s Anderson),801s Anderson 240kV BUS #1 construction - Protection upgrade 46.42 Days
Continuous		  
29-Jun-17 11:00 28-Sep-17 15:00 AESO IO 420L (214s Innisfail - 287s Hazelwood) connect new 420L 91.17 Days
Continuous		  
29-Jun-17 17:00 03-Oct-17 08:00 ALTALINK Outage 305s 739X (305s Acheson) keep 305s739X breaker under GOI new 446L ready to be connected and breaker renamed 95.63 Days
Continuous		  
01-Jul-17 06:00 06-Aug-17 18:00 ENMAX TE 40.81L (ENMAX 40 - ENMAX 41) A and B protection outages to facilitate wiring changes for auto-switching relay install 36.5 Days
Continuous		  
01-Jul-17 06:00 06-Aug-17 18:00 ENMAX TE 41.84L (ENMAX 54 - ENMAX 41) A and B protection outages to facilitate wiring changes for autos-witching relay install 36.5 Days
Continuous		  
01-Jul-17 06:00 06-Aug-17 18:00 ENMAX TE 41.1TR (ENMAX 41) auto-switching relay outages to facilitate wiring changes for auto-switching relay install 36.5 Days
Continuous		  
09-Jul-17 08:00 14-Aug-17 16:00 ALTALINK, Lethbridge RB 734L (241s Lethbridge Uplands - 370s North Lethbridge) excavation beneath line 36.33 Days
Continuous		  
10-Jul-17 08:30 11-Aug-17 17:30 ALTALINK RB 886L (431s Hussar - 428s Namaka) line move 32.38 Days
Daily		  
10-Jul-17 10:00 01-Aug-17 17:00 ALTALINK Outage 142s C1 (142s Magcan),727L (678s Okotoks - 142s Magcan - 65s High River) line protections & settings changes as part of Okotoks project 22.29 Days
Continuous		  
10-Jul-17 10:00 01-Aug-17 17:00 ALTALINK Outage 678s T2 (678s Okotoks),678s Okotoks 138kV Bus 2 remove motor from 678s33, install & commission 678s452 & 678s 1652 breakers, install 678s58 & 678s59 switches, salvage 678s44, replace 349LN, 2181L & AMI UG cables, replace SS2, install T2 slip-on CT's, install UG cables to 25kV bus 4 22.29 Days
Continuous		  
10-Jul-17 11:00 31-Jul-17 17:00 ATCO TE 939s Livock RTU/SCADA replace RTU & HMI and download RTU & HMI program 21.25 Days
Continuous		  
11-Jul-17 08:00 13-Aug-17 18:00 EPCOR Outage RossdaleT2 (Rossdale) retrofit 33.42 Days
Continuous		  
14-Jul-17 08:00 11-Aug-17 20:00 SUNCOR Outage 29EDD-71 752_4622 (29EDD-71),29EDD-71 752_4621 (29EDD-71),29PT-234 (29EDD-71) inspection and maintenance 28.5 Days
Continuous		  
15-Jul-17 08:00 04-Aug-17 16:00 MONTANA Outage 120s 1152 (120s Picture Butte),120s C1 (120s Picture Butte) forced outage 20.33 Days
Continuous		  
18-Jul-17 07:30 22-Aug-17 14:30 ALTALINK Outage 754L (118s Canmore - 437s Baymag) structure replacements 35.29 Days
Continuous		  
18-Jul-17 08:00 09-Aug-17 10:00 ALTALINK TE 394s Empress 138kV Bus prevent an accidental bus trip while CT contributions are being re-wired 22.08 Days
Continuous		  
18-Jul-17 16:01 23-Aug-17 16:00 ENMAX Outage 162s 138-RB85 (162s Beddington) new construction, breaker and bus outage to install new transformer bay 36 Days
Daily		  
21-Jul-17 07:00 01-Aug-17 17:00 ALTALINK, EPCOR RB 1045L (310p Sundance - 805s Jasper) steel pole refurbishment 11.42 Days
Continuous		  
21-Jul-17 07:00 01-Aug-17 17:00 EPCOR RB 1098L (805s Jasper - Poundmaker) steel pole refurbishment 11.42 Days
Continuous		  
21-Jul-17 08:00 21-Aug-17 16:00 ATCO TE 801S Anderson 240 breaker relays 31.33 Days
Continuous		  
21-Jul-17 08:00 21-Aug-17 16:00 ALTALINK IO 9L59 (A801s - A972s) - ATCO Info 9L59 - Atco Maintenance 31.33 Days
Daily		  
22-Jul-17 07:00 03-Aug-17 17:30 ATCO TE 822S Wolf Lake partially disable 14.8.2 CNRL RAS A&B 12.44 Days
Continuous		  
24-Jul-17 07:00 28-Jul-17 17:00 EPCOR Outage 805s C1 (805s Jasper),805s J2408 (805s Jasper) maintenance 4.42 Days
Continuous		  
24-Jul-17 07:00 28-Jul-17 18:00 ALTALINK RB 551L (123s Banff - 953s Lake Louise) line rebuild 4.46 Days
Daily		  
24-Jul-17 07:00 31-Jul-17 18:00 ATCO RB 7L51 (788s Hotchkiss - A793s West Peace River) line maintenance 7.46 Days
Daily		  
24-Jul-17 07:30 30-Jul-17 17:30 ALTALINK Outage 39s T1 (39s Bickerdike) replacing bushings 6.42 Days
Continuous		  
24-Jul-17 08:00 01-Aug-17 16:00 ENMAX Outage 36.2TR (ENMAX 36) bushing/CT and differential relay replacement 8.33 Days
Continuous		  
24-Jul-17 08:00 09-Aug-17 12:00 SUNCOR Outage 29EDD-34 952_132 (29EDD-34),29EDD-34 952_133 (29EDD-34),29EDD-34 652_10201 (29EDD-34),29EDD-34 652_10202 (29EDD-34),29EDD-34 29PS-372 (29EDD-34),29PT-340 (29EDD-34),29EDD-34 29PS-378 (29EDD-34),29EDD-34 29PS-376 (29EDD-34) project 1716 - switching 16.17 Days
Continuous		  
24-Jul-17 09:00 03-Aug-17 15:00 ALTALINK Outage 166s17 (166s Dow Chemical Fort Saskatchewan) replace PT and straighten structure 10.25 Days
Continuous		  
24-Jul-17 10:00 04-Aug-17 15:00 ATCO TE 822s Wolf Lake RTU/SCADA RTU & HMI updates 11.21 Days
Continuous		  
24-Jul-17 12:01 09-Aug-17 18:00 SUNCOR Outage 29EDD-34 652_10201 (29EDD-34),29EDD-34 652_10202 (29EDD-34),29EDD-34 29PS-372 (29EDD-34),29PT-340 (29EDD-34),29EDD-34 29PS-378 (29EDD-34),29EDD-34 29PS-376 (29EDD-34) project 1716 16.25 Days
Continuous		  
24-Jul-17 13:00 30-Jul-17 17:00 ATCO TE 720s 901T (720s Wabasca) 720S- 901T reclaim 6.17 Days
Continuous		  
25-Jul-17 07:30 14-Aug-17 13:30 ALTALINK Outage 794L (157s Lac La Biche - 819s Whitby Lake),157s 794X (157s Lac La Biche) connect new T2 and 157s652 and new construction on 25 kV bus 20.25 Days
Continuous		  
25-Jul-17 07:30 14-Aug-17 13:00 ATCO RB 7L794 (157s Lac La Biche - 819s Whitby Lake) AltaLink's work 20.23 Days
Continuous		  
25-Jul-17 08:00 15-Aug-17 13:00 ALTALINK TE 157S Lac La Biche connect new T2 and 157s65 21.21 Days
Daily		  
25-Jul-17 09:00 28-Jul-17 16:30 ALTALINK TE 157s Lac La Biche RTU/SCADA download new configuration file to RTU 3.31 Days
Daily		  
26-Jul-17 07:00 03-Aug-17 16:00 ATCO TE 7L86 (822s Wolf Lake - 877s Foster Creek) turn 7L86 Cenovus DTT RAS off prior to opening 703 @ 822s 8.38 Days
Continuous		  
26-Jul-17 07:00 03-Aug-17 17:00 ATCO TE 822S Wolf Lake Cenovus Foster Ck load RAS oos for construction 8.42 Days
Continuous		  
26-Jul-17 08:00 03-Aug-17 16:00 ATCO TE 7L587 (826s Marguerite Lake - 822s Wolf Lake) 21A & 21B protection relays set to alternate setting group for 7L86/7L587 bypass configuration 8.33 Days
Continuous		  
26-Jul-17 08:00 29-Jul-17 17:00 SUNCOR, ATCO Outage 6L32 (29EDD-1 Millennium - 737s Horseshoe),29EDD-1 29EDD1S1352 (29EDD-1),29EDD-1 29EDD1S1252 (29EDD-1) maintenance on lighting arrestor 29PLA185 B&C 3.38 Days
Continuous		  
26-Jul-17 08:00 28-Jul-17 16:00 ENMAX Outage 21.1C (ENMAX 21),ENMAX 21 B138-21.CAP (ENMAX 21) cap bank maintenance and doble circuit switcher 2.33 Days
Continuous		  
26-Jul-17 08:00 14-Nov-17 16:00 ALTALINK Outage 716L/80L (40s Wetaskiwin - 958s West Lacombe) salvage 111.38 Days
Continuous		  
26-Jul-17 08:00 14-Nov-17 18:00 ALTALINK Outage 80L (331s Ponoka - 958s West Lacombe) salvage 111.46 Days
Continuous		  
26-Jul-17 10:00 03-Aug-17 14:00 ATCO Outage 822s 702 (822s Wolf Lake),822s 703 (822s Wolf Lake),7L574 (822s Wolf Lake - 7L574 tap) install new 700PT2 bus PT @ 822s 8.17 Days
Continuous		  
26-Jul-17 10:00 31-Jul-17 13:00 ATCO TE 905s Meikle RTU/SCADA 905S RTU upgrades and changes 5.13 Days
Continuous		  
26-Jul-17 10:30 03-Aug-17 14:00 ATCO TE 822S Wolf Lake,7L86 (822s Wolf Lake - 877s Foster Creek),7L587 (826s Marguerite Lake - 822s Wolf Lake),7L574 (822s Wolf Lake - 7L574 tap) PT wiring changes from 700PT1 to 700PT2 secondary ccts 8.15 Days
Continuous		  
26-Jul-17 11:00 08-Aug-17 17:00 ATCO Outage 822s 701T (822s Wolf Lake) replace 701TCS @ 822s with 704A and 704 13.25 Days
Continuous		  
26-Jul-17 12:00 28-Jul-17 16:00 ATCO TE 801S Anderson,9L59 (972s Tinchebray - 801s Anderson),9L934 (132s Ware Junction - 801s Anderson),9L97 (946s Oakland - 801s Anderson) relay maintenance/testing 2.17 Days
Continuous		  
26-Jul-17 12:00 28-Jul-17 16:00 ALTALINK IO 9L934 (A801s - 132s) - ATCO Info ATCO - maintenance (relay maintenance/testing) 2.17 Days
Daily		  
27-Jul-17 07:15 19-Aug-17 18:45 ALTALINK Outage 150L (42s Sarcee - 150L47),3L (42s Sarcee - 272s Springbank) SWCRR: relocate to new alignment on ROW, set structures and string 23.48 Days
Continuous		  
27-Jul-17 10:01 14-Nov-17 18:00 ALTALINK Outage 80L (63s Red Deer - 214s Innisfail) salvage 110.37 Days
Continuous		  
27-Jul-17 23:59 28-Jul-17 05:00 ENMAX Outage ENMAX 39 B138-39.82 (ENMAX 39) low SF6 5.02 Hours
Continuous		  
28-Jul-17 07:00 31-Jul-17 17:00 ATCO Outage 797s 701T (797s Kemp River),7L62 (789s Keg River - 797s Kemp River) reroute line into new Keg River substation 3.42 Days
Continuous		  
28-Jul-17 07:00 28-Jul-17 17:00 EPCOR Outage 1098L (805s Jasper - Poundmaker) doble 10 Hours
Continuous		  
28-Jul-17 07:00 28-Jul-17 17:00 ALTALINK IO 1098L (E805s-Poundmaker) EPCOR Outage - Doble 10 Hours
Daily		  
28-Jul-17 08:00 31-Jul-17 16:00 ATCO TE 7L62 (789s Keg River - 905s Meikle) test teleprotection scheme. 3.33 Days
Continuous		  
28-Jul-17 09:00 28-Jul-17 17:00 BCH RB 1L274 (48s Pocaterra - Britt Creek) BC Hydro work on 1L274 8 Hours
Continuous		  
29-Jul-17 08:00 30-Jul-17 16:00 ENMAX Outage 5.5TR (ENMAX 5),5.7TR (ENMAX 5),1.84L (ENMAX 1 - ENMAX 5),2.82L (ENMAX 2 - ENMAX 5) install new risers for 5.7TR, doble test & breaker inspection 1.33 Days
Continuous		  
29-Jul-17 08:00 05-Aug-17 16:00 ENMAX Outage 33.83L (ENMAX 41 - ENMAX 33),6.82L (ENMAX 6 - ENMAX 41) (FATDSC) remove temporary jumpers, re-terminate into 41s, update line protection 7.33 Days
Continuous		  
29-Jul-17 08:00 30-Jul-17 16:00 ALTALINK IO 2.82L Enmax Info ENMAX work 1.33 Days
Daily		  
29-Jul-17 10:00 30-Jul-17 16:00 ATCO TE 7L106 (834s Wesley Creek - 905s Meikle),7L120 (788s Hotchkiss - 905s Meikle),7L131 (834s Wesley Creek - 905s Meikle),7L138 (788s Hotchkiss - 905s Meikle),7L58 (789s Keg River - 905s Meikle),7L62 (797s Kemp River - 905s Meikle),788s Hotchkiss RTU/SCADA,905s Meikle RTU/SCADA TPR outage & move radio circuits to new panel 30 Hours
Continuous		  
31-Jul-17 07:00 04-Aug-17 17:00 EPCOR Outage RW727 @ Rossdale Doble 4.42 Days
Continuous		  
31-Jul-17 07:00 04-Aug-17 18:00 ALTALINK RB 551L (123s Banff - 953s Lake Louise) line rebuild 4.46 Days
Daily		  
31-Jul-17 07:00 20-Aug-17 17:00 EPCOR Outage TX1 @ Victoria TX Protection upgrade 20.42 Days
Continuous		  
31-Jul-17 07:00 04-Aug-17 17:00 EPCOR Outage TX2 @ Namao Maint 4.42 Days
Continuous		  
31-Jul-17 07:00 04-Aug-17 17:00 EPCOR Outage TX2 @ Poundmaker Doble 4.42 Days
Continuous		  
31-Jul-17 07:00 03-Aug-17 17:00 ATCO RB 9L27 (863s Paintearth - 755s Cordel) inspection / X brace replacement 3.42 Days
Daily		  
31-Jul-17 07:30 03-Aug-17 12:30 ALTALINK Outage 39s T2 (39s Bickerdike) replacing bushings 3.21 Days
Continuous		  
31-Jul-17 07:30 03-Aug-17 17:00 ATCO, ALTALINK RB 7L50 (757s Battle River - 526s Buffalo Creek) conducting X-brace replacements 3.4 Days
Daily		  
31-Jul-17 07:30 01-Aug-17 17:30 ALTALINK Outage 706L (54s Fort Saskatchewan - 706L72B) contamination monitoring program 1.42 Days
Continuous		  
31-Jul-17 07:30 03-Aug-17 17:00 ALTALINK RB 7L50 (A757s - 252s - 526s) - ATCO RB Atco maintenance (conducting X-brace replacements) 3.4 Days
Daily		  
31-Jul-17 08:00 04-Aug-17 16:00 ENMAX Outage 37.1TR (ENMAX 37) doble 4.33 Days
Continuous		  
31-Jul-17 08:00 04-Aug-17 16:00 ENMAX Outage 28.1TR (ENMAX 28) LTC maintenance 4.33 Days
Continuous		  
31-Jul-17 08:00 02-Aug-17 16:00 ENMAX Outage 16.1TR (ENMAX 16) investigate arcing / buzzing sounds on secondary / 8kV bus 2.33 Days
Continuous		  
31-Jul-17 08:00 31-Jul-17 12:00 ALTALINK TE 9000R RTU - Supervisory Firmware of the RTU will be upgraded. This will require an RTU reboot causing a temporary ACC visibility outage (in the order of a couple minutes). Afterwards, points will be forced to validate database mapping.No AESO data will be affected. 4 Hours
Daily		  
31-Jul-17 08:00 31-Jul-17 16:00 ATCO TE 2075s Newell RTU/SCADA,2029s Heathfield RTU/SCADA firmware upgrade on RAS switches 8 Hours
Continuous		  
31-Jul-17 08:00 04-Aug-17 16:00 ATCO TE 9L57 (939s Livock - 960s Birchwood Creek) reboot 21A relay 4.33 Days
Continuous		  
31-Jul-17 08:00 06-Aug-17 16:00 ATCO TE 7L125 (950s Germain - 939s Livock),9L10 (876s Brintnell - 939s Livock),9L57 (939s Livock - 960s Birchwood Creek) testing distance to fault on all 21B relays 6.33 Days
Continuous		  
31-Jul-17 08:30 31-Jul-17 17:00 EPCOR TE 511s Victoria T2 (511s Victoria) relay repair to mechanical protection 8.5 Hours
Continuous		  
31-Jul-17 09:30 01-Aug-17 18:00 ALTALINK Outage 186s T1 (186s Dry Creek) testing of relay trips 1.35 Days
Continuous		  
31-Jul-17 10:00 03-Aug-17 17:00 ALTALINK TE 58S Edson relay maintenance 3.29 Days
Daily		  
31-Jul-17 10:00 31-Jul-17 15:00 ALTALINK Outage 710L (159s Colinton - 56s Boyle) emergency crossarm replacement 5 Hours
Continuous		  
31-Jul-17 10:15 03-Aug-17 17:45 ALTALINK TE 65s16E (16L) GOI Replace breaker 65s16E 3.31 Days
Continuous		  
31-Jul-17 10:30 03-Aug-17 17:30 ALTALINK Outage 89s 1152 (89s Ellerslie) breaker maintenance 3.29 Days
Continuous		  
31-Jul-17 10:30 03-Aug-17 16:30 ALTALINK IO 89s 1152 (89s Ellerslie) replace insulator on bus. 89s1152 will remain out of service for maintenance 3.25 Days
Daily		  
31-Jul-17 11:00 31-Jul-17 17:00 ALTALINK TE 256S Harmattan,166L (256s Harmattan - 166L52) techs to complete standard relay maintenance on 166L A21/L8 SEL311C 6 Hours
Daily		  
31-Jul-17 12:00 31-Jul-17 16:00 ALTALINK TE 9010R RTU - Supervisory Firmware of the RTU will be upgraded. This will require an RTU reboot causing a temporary ACC visibility outage (in the order of a couple minutes). Afterwards, points will be forced to validate database mapping.AESO will lose backup telemetry for 1201L, 786L and 887L for about a minute. In that time, primary telemetry for these lines will not be impacted (via ICCP). 4 Hours
Daily		  
31-Jul-17 13:00 01-Aug-17 16:00 ALTALINK Outage 68s T2 (68s Willesden Green) investigate oil leak 27 Hours
Continuous		  
31-Jul-17 13:00 01-Aug-17 17:00 ALTALINK TE 61S Lodgepole relay maintenance 28 Hours
Daily		  
31-Jul-17 13:00 04-Aug-17 18:00 ATCO TE 939s Livock RTU/SCADA switch RTU, SEL & Siemens relays 4.21 Days
Continuous		  
01-Aug-17 07:00 15-Aug-17 20:00 Syncrude Outage Aurora 11 (Aurora),Aurora T3 (Aurora) replace 72kV isolating disconnects (11B and 12A) 14.54 Days
Continuous		  
01-Aug-17 08:00 02-Aug-17 16:00 ATCO TE 7L133 (786s High Level - 828s Sulphur Point),786s High Level RTU/SCADA 786s High Level - move MDR radio T1 circuits to new DSX Panel 1.33 Days
Continuous		  
01-Aug-17 08:00 04-Aug-17 12:00 ATCO TE 720s 901T (720s Wabasca) oil reclaiming online 3.17 Days
Continuous		  
01-Aug-17 08:30 01-Aug-17 15:30 REDDEER, ALTALINK Outage 464L (87s Gaetz - 209s Timberlands),209s T1 (209s Timberlands),209s 768W (209s Timberlands),209s 464E (209s Timberlands),768L (217s North Red Deer - 209s Timberlands) ABB protection relay binary input module RMA recall replacement 7 Hours
Continuous		  
01-Aug-17 08:30 08-Aug-17 13:30 ALTALINK Outage 394s T1 (394s Empress) install bird cover, swap AMI feed's between busses and close open point 'H' 7.21 Days
Continuous		  
01-Aug-17 08:30 01-Aug-17 17:00 ALTALINK TE 198S Blackfalds techs to complete standard relay maintenance 8.5 Hours
Daily		  
01-Aug-17 10:00 02-Aug-17 16:00 ATCO TE 7L133 (786s High Level - 828s Sulphur Point),7L93 (828s Sulphur Point - 930s Arcenciel),828s Sulphur Point RTU/SCADA move MDR radio T1 circuits to new DSX Panel. Re-terminate 3600 Mux T1 circuits to new DSX Panel 30 Hours
Continuous		  
01-Aug-17 11:00 01-Aug-17 17:00 ALTALINK Outage 523s T1 (523s Bullshead) investigate chattering contact on 523s389 6 Hours
Daily		  
01-Aug-17 12:30 03-Aug-17 13:00 ATCO Outage 732s 901 (732s Mitsue) partial PM on bkr 901 2.02 Days
Continuous		  
01-Aug-17 13:00 01-Aug-17 13:30 ALTALINK TE 511s Crossings RTU/SCADA investigate HVDC intrusion alarms 30 Mins
Daily		  
02-Aug-17 07:30 03-Aug-17 17:30 ALTALINK RB 700L (422s Westwood - 746s Sherwood Park),746L (700L TAP - 746DL19 TAP) insulator cleaning 1.42 Days
Daily		  
02-Aug-17 07:30 02-Aug-17 16:30 ALTALINK Outage 850L (525s Carseland - 678s Okotoks),678s 850 (678s Okotoks) tie in breaker fail initiates and trip testing to line breaker 9 Hours
Daily		  
02-Aug-17 08:00 02-Aug-17 17:00 ATCO Outage 7L43 (739s Edith Lake - 809s Louise Creek) reframe dead-end and install inter-phase spacers 9 Hours
Continuous		  
02-Aug-17 08:00 11-Aug-17 16:00 ENMAX Outage 11.1TR (ENMAX 11) TR bushing/CT replacement. TR diff relay replacement 9.33 Days
Continuous		  
02-Aug-17 08:00 02-Aug-17 17:00 ALTALINK Outage 717L (17s Benalto - 262s Rocky Mountain House) repair hot spot on 17s50 and maintain 17s717W 9 Hours
Daily		  
02-Aug-17 08:00 03-Aug-17 16:00 ALTALINK TE 678s 352 (678s Okotoks) tie in new breaker fail trips 1.33 Days
Daily		  
02-Aug-17 08:00 03-Aug-17 16:00 ALTALINK TE 678s 452 (678s Okotoks) tie in new breaker fail trips 1.33 Days
Daily		  
02-Aug-17 08:00 03-Aug-17 16:00 ENMAX Outage 162s 138_RB94 (162s Beddington) transport new 162.3TR into 162sub yard 1.33 Days
Continuous		  
02-Aug-17 08:00 02-Aug-17 16:00 ALTALINK TE 63s Reddeer RTU/SCADA checks of RTU I/O board 8 Hours
Daily		  
02-Aug-17 10:00 02-Aug-17 14:00 ALTALINK TE 65s High River RTU/SCADA 65s RTU configuration update for feeder breaker replacements 4 Hours
Daily		  
02-Aug-17 10:00 10-Aug-17 17:00 SUNCOR TE 29EDD-34 Edd34Sub RTU/SCADA update RTU configuraiton 8.29 Days
Continuous		  
02-Aug-17 10:00 02-Aug-17 16:00 ATCO Outage 6L54 (736s Valleyviewp.R.O.P.L. - 734s Sturgeon),734s 601 (734s Sturgeon) PCB oil samples 6 Hours
Continuous		  
02-Aug-17 13:00 02-Aug-17 13:10 ALTALINK TE 89s Ellerslie RTU/SCADA supervisory. CIP: delete old security alarms from SCADA 10 Mins
Daily		  
02-Aug-17 13:15 02-Aug-17 16:15 ATCO TE ATCO RTU/SCADA SOC SCADA equipment - install new comm switch onto rack 3 Hours
Continuous		  
03-Aug-17 07:00 03-Aug-17 17:30 ATCO RB 7L86 (822s Wolf Lake - 877s Foster Creek) open temp bypass jumper J1 at 822s 10.5 Hours
Continuous		  
03-Aug-17 07:00 03-Aug-17 17:30 ATCO RB 7L587 (826s Marguerite Lake - 822s Wolf Lake) open temp bypass jumper J1 at 822s 10.5 Hours
Continuous		  
03-Aug-17 07:00 03-Aug-17 17:30 ATCO RB 7L574 (970s Bourque - 7L574 tap),7L574 (822s Wolf Lake - 7L574 tap) 7L587/7L86 temp bypass construction at 822s Wolf Lake 10.5 Hours
Continuous		  
03-Aug-17 07:30 03-Aug-17 16:30 ALTALINK Outage 646L (678s Okotoks - 237s Foothills),678s 646 (678s Okotoks) tie in breaker fail initiates and trip testing to line breaker 9 Hours
Daily		  
03-Aug-17 08:00 03-Aug-17 12:00 ENMAX Outage ENMAX 65 B138-D84 (ENMAX 65) SF6 gas sample 4 Hours
Continuous		  
03-Aug-17 08:00 03-Aug-17 10:00 ALTALINK, SUNCOR TE 226s Garden City RTU/SCADA,139s Hillridge RTU/SCADA change of SCADA system's location 2 Hours
Continuous		  
03-Aug-17 08:00 03-Aug-17 17:00 ALTALINK TE 58s Edson RTU/SCADA RTU update 9 Hours
Daily		  
03-Aug-17 08:00 03-Aug-17 16:00 ALTALINK TE 17s Benalto RTU/SCADA checks of RTU I/O board 8 Hours
Daily		  
03-Aug-17 08:30 03-Aug-17 16:00 ALTALINK TE 17S Benalto relocate the MA6052-02 27/BAT BBC relay 7.5 Hours
Daily		  
03-Aug-17 09:00 03-Aug-17 15:30 ALTALINK Outage 1081L (17s Benalto - 281s Johnson),17s 3 (17s Benalto),17s 2 (17s Benalto) adjust 240kV switch (17s32) 6.5 Hours
Daily		  
03-Aug-17 10:00 11-Sep-17 16:00 ATCO IO 2033s 703C (2033s Mowat) remove leaking CT and send for repairs 39.25 Days
Continuous		  
03-Aug-17 12:00 03-Aug-17 16:00 ENMAX Outage ENMAX 65 B138-D85 (ENMAX 65) SF6 gas sample 4 Hours
Continuous		  
03-Aug-17 14:30 03-Aug-17 16:30 ALTALINK Outage 166s T3 (166s Dow Chemical Fort Saskatchewan),787L (166s Dow Chemical Fort Saskatchewan - 787L33),166s 787W (166s Dow Chem Fort Saskatchewan) energize new PT2 2 Hours
Daily		  
04-Aug-17 07:00 04-Aug-17 17:00 EPCOR Outage Poundmaker T2 (Poundmaker),Poundmaker PMDS3 (Poundmaker),Poundmaker PMDS6 (Poundmaker) doble 10 Hours
Continuous		  
04-Aug-17 07:30 04-Aug-17 17:30 ALTALINK Outage 781L (172s Sherritt - 71s Lamoureux) contamination monitoring program 10 Hours
Daily		  

Prepared On:   2017-07-27   3:32:15 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.

© 2009 Alberta Electric System Operator. All rights reserved