Alberta Electric System Operator
System Co-ordination Plan
2018-05-24 to 2018-06-01
Approved Outages

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From To Owner Type Element Scheduled Activity Date/Time Comments Interconnection
31-Jul-15 18:01 31-Aug-18 17:00 EPCOR Outage Rossdale C1 (Rossdale) forced outage 1,126.96 Days
Continuous
 
09-Oct-17 17:00 31-May-18 16:00 ATCO Outage 826s 502R (826s Marguerite Lake) techs found scorch marks on the reactor (forced outage) 233.96 Days
Continuous
 
08-Jan-18 07:00 31-May-18 17:00 EPCOR TE 330P Genesee CIP yearly 500/138 kV password changes 143.38 Days
Daily
 
13-Feb-18 07:30 31-May-18 17:00 EPCOR TE Namao relay maintenance 107.35 Days
Daily
 
27-Feb-18 07:30 25-Jun-18 20:00 NWE Outage Marias Shunt Capacitor take down shunt bank 3, disassemble and order repplacement parts 118.48 Days
Continuous
 
10-Mar-18 08:00 04-Jun-18 16:00 ATCO TE 710S Vermilion blocking bus protection for breaker replacement work 86.29 Days
Continuous
 
24-Mar-18 10:00 30-May-18 16:00 ATCO Outage 780s 707 (780s Lubicon),780s 707C (780s Lubicon) failed relay repair 67.25 Days
Continuous
 
27-Mar-18 07:00 30-Jun-18 17:00 EPCOR TE Strathcona RTU/SCADA substation automation upgrade project, IP address update and cutover of RTU to new network 95.42 Days
Daily
 
16-Apr-18 07:00 15-Dec-18 17:00 EPCOR TE 803S Lambton substation automation upgrade 243.46 Days
Daily
 
16-Apr-18 07:00 15-Dec-18 17:00 EPCOR TE 803s Lambton RTU/SCADA substation automation upgrade 243.46 Days
Daily
 
16-Apr-18 08:00 01-Jun-18 16:00 ENMAX Outage 5.8TR (ENMAX 5) MV cable replacement 46.33 Days
Continuous
 
16-Apr-18 10:00 07-Jun-18 17:00 ATCO TE 732s 144kV bus (732s Mitsue),7L23 (732s Mitsue - 858s Narrows Creek),7L49 (732s Mitsue - 729s Otauwau),732s 703 (732s Mitsue),732s 702 (732s Mitsue) CT rewiring 52.29 Days
Continuous
 
21-Apr-18 08:00 30-Jun-18 16:00 ALTALINK Outage 100L (895s Suffield - 498s Tilley) forced outage due to underbuild issues 70.33 Days
Continuous
 
23-Apr-18 08:00 25-Jun-18 16:00 ENMAX TE ENMAX 36 36s switchgear addition construction; settings changes required autoswitching relay 63.33 Days
Continuous
 
23-Apr-18 08:00 13-Jun-18 16:00 ENMAX TE ENMAX 36 138kV Bus 36s new construction; bus differential protection outage 51.33 Days
Daily
 
25-Apr-18 18:00 24-May-18 08:00 ALTALINK Outage 225L (67s Stirling - Open Point A) 225L structure moves 28.58 Days
Continuous
 
30-Apr-18 07:00 21-Sep-18 17:00 EPCOR Outage Namao N721 (Namao),Namao N722 (Namao),Namao T1 (Namao) TX replacement 144.42 Days
Continuous
 
05-May-18 08:00 19-Jun-18 16:00 ENMAX TE ENMAX 38 138kV BD out of service due to transformer differential relay replacement 45.33 Days
Continuous
 
05-May-18 18:31 08-Jun-18 18:30 ALTALINK Outage 233s T2 (233s Beamer) transformer maintenance 34 Days
Continuous
 
07-May-18 07:00 16-Jun-18 17:00 EPCOR Outage 72CH9 (Hardisty - 987s Clover Bar) new protection cutover / degass 40.42 Days
Continuous
 
07-May-18 07:30 29-Jun-18 17:00 EPCOR TE Hardisty T3 (Hardisty) protection cutover 53.4 Days
Continuous
 
07-May-18 08:00 07-Jun-18 16:00 ATCO TE 7L49 (732s Mitsue - 729s Otauwau) testing voltage and current circuits 31.33 Days
Continuous
 
09-May-18 11:30 31-Dec-18 17:00 ALTALINK Outage 902L (19s Wabamun - 310p Sundance) emergency safety requirement 236.27 Days
Continuous
 
14-May-18 08:00 29-May-18 18:00 SUNCOR Outage 29EDD-85 752_10040 (29EDD-85),29EDD-85 752_10020 (29EDD-85),29EDD-34 752_121 (29EDD-34),29PL7-1 (29EDD-34 - 29EDD-85) line raise for clearance 15.42 Days
Continuous
 
14-May-18 08:00 25-May-18 16:00 ENMAX Outage 11.1TR (ENMAX 11) test high side CT, check reversing switch 11.33 Days
Continuous
 
14-May-18 17:30 31-May-18 08:00 ALTALINK Outage 703L (213s Hughenden - 703L33) airbrake switch replacement (703L33) 16.6 Days
Continuous
 
16-May-18 08:00 25-May-18 16:00 ATCO TE 749s Flyingshot Lake RTU/SCADA download RTU and HMI program 9.33 Days
Continuous
 
17-May-18 05:30 31-Jul-18 19:30 ALTALINK RB 551L (123s Banff - 953s Lake Louise) line rebuild 75.58 Days
Daily
 
17-May-18 08:00 28-May-18 16:00 ENMAX Outage 35.81L (42s Sarcee - ENMAX 35) (SWCRR)-request from road contractor to install girders on a bridge south of 42s 11.33 Days
Continuous
 
17-May-18 08:00 28-May-18 16:00 ALTALINK IO 42s56 (35.81L) Enmax - Advice Enmax road contractor to install girders on a bridge south of 42s 11.33 Days
Continuous
 
18-May-18 17:01 07-Jun-18 17:00 ATCO Outage 7L49 (732s Mitsue - 729s Otauwau),732s 703 (732s Mitsue),732s 702 (732s Mitsue),7L49D1 (732s Mitsue) breaker, CT and PT replacement 20 Days
Continuous
 
19-May-18 07:00 24-Jun-18 18:00 ALTALINK RB 913L (69s North Barrhead - 732s Mitsue) Atco maintenance 36.46 Days
Daily
 
19-May-18 07:00 24-Jun-18 18:00 ATCO RB 9L913 (69s North Barrhead - 732s Mitsue) new 500kv line construction parallel to 9L913 36.46 Days
Daily
 
21-May-18 08:00 30-May-18 16:00 ENMAX Outage 38.3TR (ENMAX 38) panel replacement 9.33 Days
Continuous
 
21-May-18 08:00 04-Jun-18 18:00 Syncrude Outage TL-1 (Aurora - Aurora),Aurora 13 (Aurora),Aurora 14 (Aurora) line trouble shooting 14.42 Days
Continuous
 
22-May-18 04:00 28-May-18 22:00 ENMAX Outage 2.83L. 5s Portion,2.83L (ENMAX 5 - 2.83L tap) 9th ave bridge replacement 6.75 Days
Continuous
 
22-May-18 04:00 28-May-18 22:30 ALTALINK IO 2.83L Enmax - Info-1 Enmax 9th ave bridge replacement 6.77 Days
Continuous
 
22-May-18 07:00 08-Jun-18 17:00 EPCOR Outage 511s Victoria T5 (511s Victoria),CV5 (557s Castle Downs - 511s Victoria) doble/cable, manhole inspection 17.42 Days
Continuous
 
22-May-18 07:00 08-Jun-18 17:00 ALTALINK IO E511s Tx5 and CV5 EPCOR Outage - Info Doble / Cable, manhole inspection 17.42 Days
Continuous
 
22-May-18 07:00 24-May-18 16:30 ALTALINK Outage 787L (71s Lamoureux - 787L29) replace PT's 2.4 Days
Continuous
 
22-May-18 07:00 31-May-18 17:00 ATCO Outage 728s 701T (728s Mercer Hill),728s 701 (728s Mercer Hill) replace breaker 701 9.42 Days
Continuous
 
22-May-18 07:00 01-Jun-18 17:00 EPCOR Outage Meadowlark M722 (Meadowlark),Meadowlark M723 (Meadowlark),Meadowlark T2 (Meadowlark) PRD install 10.42 Days
Continuous
 
22-May-18 07:30 25-May-18 17:30 ENMAX, ALTALINK RB 771L (162s Beddington - ENMAX 47) safety requirement (work in proximity) re: 918L 3.42 Days
Daily
 
22-May-18 07:30 25-May-18 17:30 ENMAX, ALTALINK RB 918L (281s Johnson - 162s Beddington) component replacement 3.42 Days
Daily
 
22-May-18 07:30 25-May-18 17:30 ENMAX, ALTALINK RB 918L (281s Johnson - 162s Beddington) component replacement 3.42 Days
Continuous
 
22-May-18 07:30 25-May-18 17:30 ENMAX, ALTALINK RB 771L (162s Beddington - ENMAX 47) safety requirement (work in proximity) re: 918L 3.42 Days
Daily
 
22-May-18 08:00 28-May-18 17:00 ATCO RB 7L159 (7L16 - 948s Heatburg),7L159 (7L16 - 770s Three Hills) climbing /insulator inspection 6.38 Days
Daily
 
22-May-18 08:00 24-May-18 17:30 ALTALINK TE 511s Crossing CIP password changes to all the relays at 511s Crossings 2.4 Days
Daily
 
22-May-18 08:00 24-May-18 17:00 ALTALINK TE 377s Hardisty RTU/SCADA configuration update at 137s hardisty 2.38 Days
Daily
 
22-May-18 08:00 24-May-18 16:00 ATCO TE 732s Mitsue RTU/SCADA adding alarm points for new 702 and 703 breakers 2.33 Days
Continuous
 
22-May-18 08:00 15-Jun-18 16:00 ENMAX TE ENMAX 38 transformer differential relay replacement 24.33 Days
Continuous
 
22-May-18 08:45 25-May-18 17:45 ALTALINK Outage 28S West Brooks 138kV Bus 1,28s 22 (28s West Brooks),28s 31 (28s West Brooks),28s T1 (28s West Brooks) CT wiring of T1, 28s22, 28s31 and trip tests for B protection addition 3.38 Days
Continuous
 
22-May-18 09:00 15-Jun-18 17:00 BCH Outage 5L72 (Mica Creek - Nicola) conductor spacer replacement 24.33 Days
Continuous
AB-BC
22-May-18 09:00 15-Jun-18 17:00 ALTALINK IO 5L72 (NIC-MCA) OOS - BCH - Info only conductor spacer replacement for BC Hydro 24.33 Days
Continuous
 
22-May-18 11:00 27-May-18 13:00 ALTALINK Outage 304S Shell Limestone,764L (581s Amoco Ricinus - 304s Shell Limestone) tx maintenance, wildlife cover-up installation 5.08 Days
Continuous
 
22-May-18 12:00 25-May-18 15:00 ALTALINK Outage 17s Benalto 240 kV North Bus 1,17s T3 (17s Benalto),17s 2 (17s Benalto),17s 1 (17s Benalto),190L (17s Benalto - 320p Keephills) 17s190N switch & post insulator replacements 3.13 Days
Continuous
 
22-May-18 12:00 25-May-18 16:00 ALTALINK Outage 54s T3 (54s Fort Saskatchewan) multiple leaks repair 3.17 Days
Continuous
 
23-May-18 07:00 24-May-18 07:00 ALTALINK Outage 250p11 (250p Bighorn Plant) maintenance 24 Hours
Continuous
 
23-May-18 07:00 24-May-18 07:00 ALTALINK Outage 250p22 (250p Bighorn Plant) maintenance 24 Hours
Continuous
 
23-May-18 07:30 24-May-18 17:30 ALTALINK Outage 39s973E (39s Bickerdike),973L (39s Bickerdike - 310p Sundance),310p 2252 (310p Sundance),310p 2352 (310p Sundance) replace 1 PT @ 310p 1.42 Days
Continuous
 
23-May-18 08:00 24-May-18 16:00 ALTALINK TE 285s East Camrose RTU/SCADA 285s RTU will be updated 1.33 Days
Daily
 
24-May-18 06:00 27-May-18 20:00 EPCOR Outage 987S Cloverbar customer outage 3.58 Days
Continuous
 
24-May-18 08:00 24-May-18 13:00 ALTALINK RB 225L (67s Stirling - 225s Magrath) safety requirement re: close open point 'A' 5 Hours
Daily
 
24-May-18 08:00 24-May-18 13:00 ALTALINK Outage 225L (67s Stirling - 225AL tap),67s226 (67s Stirling) close open point 'A' 5 Hours
Daily
 
24-May-18 08:00 25-May-18 16:00 ALTALINK TE 28s West Brooks RTU/SCADA RTU updates for bus protection work 1.33 Days
Daily
 
24-May-18 08:00 25-May-18 18:00 ENMAX Outage 162.81L (ENMAX 162 Beddington - 391S Balzac) HV SW MD maintenance, doble 1.42 Days
Continuous
 
24-May-18 08:00 19-Jun-18 16:00 ENMAX Outage 36.2TR (ENMAX 36) sub medium voltage switchgear upgrade, transformer secondary to connect to new switchgear on return 26.33 Days
Continuous
 
24-May-18 08:00 24-May-18 16:00 ENMAX Outage 26.2TR (ENMAX 26) replace retaining nuts on the HV bushing draw leads, parts in sub building, check reversing switch 8 Hours
Continuous
 
24-May-18 08:00 24-May-18 17:30 EPCOR TE 511s Victoria RTU/SCADA RTU CIP password change 9.5 Hours
Continuous
 
24-May-18 08:30 25-May-18 18:00 ALTALINK IO 391s26 162.81L Enmax - Advice Enmax maintenance 1.4 Days
Daily
 
24-May-18 09:00 24-May-18 11:00 ALTALINK TE 285S East Camrose site wide U/F protections to test new circuits on UF protection related to Fortis distribution automation 2 Hours
Daily
 
24-May-18 09:00 24-May-18 11:00 ALTALINK TE 285s T1 (285s East Camrose) update settings for T1 for new Fortis distribution automation 2 Hours
Daily
 
24-May-18 09:00 24-May-18 11:00 ALTALINK TE 285s T2 (285s East Camrose) update settings for T2 for new Fortis distribution automation 2 Hours
Daily
 
24-May-18 09:00 24-May-18 16:00 ALTALINK TE MPLS,35s Rundle RTU/SCADA upgrade MPLS node 7 Hours
Daily
 
24-May-18 09:00 24-May-18 16:00 ALTALINK TE MPLS 9035R upgrading MPLS node A & B at 35s 7 Hours
Daily
 
24-May-18 09:00 24-May-18 12:30 ALTALINK Outage 39s 37 (39s Bickerdike) 39s37 W phase low in gas 3.5 Hours
Daily
 
24-May-18 10:00 24-May-18 11:00 ALTALINK Outage 85L (35s Rundle - 85L12) 85L needs to be de-energized as part of the MPLS upgrade at 35s 60 Mins
Daily
 
24-May-18 11:00 24-May-18 13:00 ALTALINK TE 285s T2 (285s East Camrose) update settings for new Fortis distribution 2 Hours
Daily
 
24-May-18 11:00 24-May-18 13:00 ALTALINK TE 285s T1 (285s East Camrose) update settings for new Fortis distribution automation 2 Hours
Daily
 
24-May-18 11:00 24-May-18 13:00 ALTALINK TE 285S East Camrose update bus protection settings for 138 kV for new Fortis distribution automation 2 Hours
Daily
 
24-May-18 13:00 24-May-18 13:30 ALTALINK TE 320P Keephills RTU/SCADA [KATR] update RTU configuration to correct protection relay alarms 30 Mins
Daily
 
25-May-18 08:00 26-May-18 16:00 ATCO RB 7L228 (845s Big Mountain - 2091s Thornton) high load move 8.1 M 1.33 Days
Daily
 
25-May-18 09:00 25-May-18 16:30 ALTALINK Outage 781L (172s Sherritt - 71s Lamoureux) connect mobile substation at 172s 7.5 Hours
Continuous
 
25-May-18 10:00 25-May-18 14:00 ALTALINK TE 310P Sundance RTU/SCADA 9310S Sundance D25 Radio supervisory will be changed out to a fusion and alarms will be cut over one at a time 4 Hours
Daily
 
25-May-18 11:00 25-May-18 13:30 ALTALINK Outage 28s R1 (28s West Brooks),28s 44 (28s West Brooks) trip test required for bus protection addition 2.5 Hours
Daily
 
25-May-18 13:30 25-May-18 15:30 ALTALINK Outage 28s 41 (28s West Brooks) trip test required for bus protection addition 2 Hours
Daily
 
25-May-18 15:00 29-May-18 16:00 ALTALINK Outage 17s 8 (17s Benalto),17s 7 (17s Benalto),903L (17s Benalto - 320p Keephills),17s T3 (17s Benalto),17s Benalto 240 kV North Bus 1 17s903N switch replacement 4.04 Days
Continuous
 
25-May-18 15:30 25-May-18 17:30 ALTALINK Outage 28s 8 (28s West Brooks) trip test required for bus protection addition 2 Hours
Daily
 
26-May-18 07:30 26-May-18 16:30 ALTALINK IO 7.82L Enmax - Info Enmax breaker maintenance 9 Hours
Daily
 
26-May-18 08:00 26-May-18 16:00 ENMAX, ALTALINK Outage 7.82L (42s Sarcee - ENMAX 7) HV breaker maintenance 7B138-7.82 8 Hours
Continuous
 
27-May-18 08:00 30-May-18 17:00 ALTALINK Outage 484s T2 (484s Millar Western) replace T2 metering 3.38 Days
Continuous
 
27-May-18 08:00 27-May-18 18:00 ENMAX Outage 36.2TR (ENMAX 36),36.5TR (ENMAX 36),14.83L (ENMAX 14 - ENMAX 36),16.63L (ENMAX 16 - ENMAX 36) spring substation washing and maintenance 10 Hours
Continuous
 
27-May-18 12:00 29-May-18 17:30 ALTALINK Outage 304s T2 (304s Shell Limestone) change 304s195, 304s295, 304s3, TX maintenance, wildlife cover-up installation 2.23 Days
Continuous
 
27-May-18 15:00 02-Jun-18 08:00 ALTALINK Outage 378s 152 (378s Shell Caroline),378s 452 (378s Shell Caroline),378s T1 (378s Shell Caroline) Complete the TX18598 Tap Changer filter install.PLC replacement and PLC Trip testing of 378s752, 378s952. 5.71 Days
Continuous
 
28-May-18 07:00 30-May-18 08:00 ALTALINK Outage 536s T1 (536s Brookfield) fix oil leaks, doble, maintain 536s T1 2.04 Days
Continuous
 
28-May-18 07:00 29-May-18 13:00 ALTALINK Outage 706L (54s Fort Saskatchewan - 706L72B),706L (54s - 706L72B) - GOI Insulator washing on Structures #33, 60, 63, 66, 67 & 68 30 Hours
Continuous
 
28-May-18 07:00 29-May-18 17:00 ATCO Outage 881s 702T (881s Sturgeon) maintenance. 1.42 Days
Continuous
 
28-May-18 07:00 01-Jun-18 15:00 ATCO TE 2029s Heathfield Bus differential protection OOS 4.33 Days
Continuous
 
28-May-18 07:00 28-May-18 17:00 EPCOR Outage Victoria V728 (Victoria) doble 10 Hours
Continuous
 
28-May-18 08:00 29-May-18 16:00 ATCO TE 7L23 (732s Mitsue - 796s Nipisi) testing current circuit from new 703CT. 1.33 Days
Continuous
 
28-May-18 08:00 01-Jun-18 16:00 ENMAX Outage 27.2TR (ENMAX 27) PRD installation and check reversing switch 4.33 Days
Continuous
 
28-May-18 08:00 28-May-18 16:00 ENMAX Outage 47B138-BT3 (ENMAX 47) repair breaker heater circuit. 8 Hours
Continuous
 
28-May-18 08:00 31-May-18 16:30 ATCO RB 7L10 (730s Rycroft - 754s Ksituan River) line mitigation 3.35 Days
Daily
 
28-May-18 08:00 06-Jun-18 16:00 ENMAX Outage 43.1TR (ENMAX 43) Doble test and various transformer testing and maintenance 9.33 Days
Continuous
 
28-May-18 08:00 31-May-18 17:00 ALTALINK TE 137s Sedgewick RTU/SCADA New configuration 3.38 Days
Daily
 
28-May-18 08:00 28-May-18 18:00 Syncrude Outage UE_1 7204 (UE_1 Syncrude Plant 30-2),UE_1 7205 (UE_1 Syncrude Plant 30-2),UE_1 7209 (UE_1 Syncrude Plant 30-2) isolation switch 72-09 PM work 10 Hours
Continuous
 
28-May-18 08:45 31-May-18 17:45 ALTALINK Outage 28s 55 (28s West Brooks),28s 81 (28s West Brooks),28s T2 (28s West Brooks),28S West Brooks 138kV Bus 2 CT Wiring of T2, 28s55, 28s81 & Trip Tests For B Protection Addition 3.38 Days
Continuous
 
28-May-18 09:00 28-May-18 12:00 ENMAX IO 38PT138-Z5 sec. fuses 38.3TR panel construction. Distance elements disabled on 37.81L and 38.83L from 38 sub while PTs are off line. Lines are still protected. 3 Hours
Continuous
 
28-May-18 09:00 28-May-18 12:00 ALTALINK TE AltaLink RTU/SCADA firewall replacement at various sites 3 Hours
Daily
 
28-May-18 09:00 28-Jun-18 12:00 ALTALINK IO 185s T1 (185s Bretville),185s T2 (185s Bretville) Metering equipment 31.13 Days
Daily
 
28-May-18 09:15 08-Jun-18 17:45 ENMAX, ALTALINK Outage 918L (281s Johnson - 162s Beddington) component replacement 11.35 Days
Continuous
 
28-May-18 09:15 08-Jun-18 17:45 ENMAX IO Altalink outage. 918L component replacement 11.35 Days
Continuous
 
28-May-18 09:15 08-Jun-18 17:45 ENMAX, ALTALINK RB 918L (281s Johnson - 162s Beddington) component replacement 11.35 Days
Continuous
 
28-May-18 09:30 08-Jun-18 17:30 ENMAX, ALTALINK RB 771L (162s Beddington - ENMAX 47) safety requirement (work in proximity) re: 918L 11.33 Days
Daily
 
28-May-18 10:00 01-Jun-18 12:00 ATCO TE 728s Mercer Hill RTU/SCADA download and test changes on PLC 4.08 Days
Continuous
 
28-May-18 10:00 30-May-18 15:00 ALTALINK Outage 412s T1 (412s Shell Eagle Creek),412s T1 & VR1 GOI doble and maintain T1 and VR1,Doble and maintain T1 and VR1. Co-ordinated with Customer Shutdown. 2.21 Days
Continuous
 
28-May-18 10:00 28-May-18 15:00 ATCO Outage 843s 601T (843s Bigknife Creek),843s 301TD (843s Big Knife Creek) repair broken insulator 301TD and sample station service 5 Hours
Continuous
 
28-May-18 10:00 28-May-18 17:00 ALTALINK IO 74S Janet update passwords on the RTU's 7 Hours
Daily
 
28-May-18 12:00 31-May-18 17:00 ALTALINK IO 138S Windy Flats update passwords 3.21 Days
Continuous
 
28-May-18 12:00 28-May-18 21:00 ATCO IO ATCO's system operations centre ATCO Emergency Control Centre (ECC) activation. 9 Hours
Continuous
 
28-May-18 13:00 29-May-18 17:00 ALTALINK IO 275S Jenner metering testing 28 Hours
Continuous
 
28-May-18 21:30 29-May-18 04:30 ALTALINK IO 2.83L Enmax - Info (3) 9th ave bridge replacement 7 Hours
Continuous
 
28-May-18 22:00 29-May-18 04:00 ENMAX Outage 2.83L (ENMAX 2 - ENMAX 5 - ENMAX 13) 9th ave bridge replacement 6 Hours
Continuous
 
29-May-18 07:00 12-Jun-18 18:00 ALTALINK Outage 510s 2852 (510s Sunnybrook) installing foundation for new 510s2952 and associated equipment 14.46 Days
Continuous
 
29-May-18 07:00 30-May-18 17:00 ALTALINK TE 285s East Camrose RTU/SCADA update RTU to provide additional alarming to 285s2157W, 285s2038W, 285s2485W for Fortis 1.42 Days
Daily
 
29-May-18 07:00 31-May-18 18:30 ALTALINK Outage 489s T1 (489s Petro Canada Brazeau River) transformer maintenance 2.48 Days
Continuous
 
29-May-18 07:00 29-May-18 17:00 EPCOR Outage Victoria V729 (Victoria) Doble 10 Hours
Continuous
 
29-May-18 07:30 29-May-18 16:30 ALTALINK IO 21.80L Enmax - Info SF6 gas sample 21B138-21.80 9 Hours
Daily
 
29-May-18 07:30 29-May-18 12:30 ALTALINK Outage 37s 747W (37s North Calder),747L (37s North Calder - 711L tap) create open point 'A' between Str 747L2 & 747L1C 5 Hours
Daily
 
29-May-18 07:30 29-May-18 12:30 ALTALINK RB 747L (37s North Calder - 99s North St Albert) safety requirement 5 Hours
Daily
 
29-May-18 08:00 01-Jun-18 16:00 ENMAX Outage 9.83L (ENMAX 43 - ENMAX 9) HV breaker maintenance 9B138-9.83, 43B138-9.83 and doble 43B138-9.83 3.33 Days
Continuous
 
29-May-18 08:00 29-May-18 16:00 ALTALINK TE 310p Telecom-TPR/Supervisory Upgrading MPLS node A,B and C at 310P Sundance affecting 902L, 909L, 926L, 922L, 989L, 919L, 973L, 974L, 1046L, 1045L one channel at a time. Visibility to 310p will be lost for 15 min. 8 Hours
Daily
 
29-May-18 08:00 29-May-18 16:00 ALTALINK TE 9310R Telecom-TPR/Supervisory Upgrading MPLS node A&B at 9310R Sundance one node at a time. During this upgrade most TPRs will be rerouted one at a time with redundancy, except 1203L TPR differential protection will be disabled and distance scheme will be implemented and WATL RAS will be impacted but redundant and reroutable. Visibility will be lost to 635s, 310P, 320P, will be down for 15 minutes. 8 Hours
Daily
 
29-May-18 08:00 29-May-18 16:00 ENMAX, ALTALINK Outage 21.80L (42s Sarcee - ENMAX 21) SF6 gas sample 21B138-21.80 8 Hours
Continuous
 
29-May-18 08:00 30-May-18 17:00 ALTALINK TE 324s Cassils RTU/SCADA RTU updates associated with the new RTU installation work 1.38 Days
Daily
 
29-May-18 08:00 30-May-18 16:00 ENMAX Outage 37.1TR (ENMAX 37) tapchanger Inspection and oil sampling 1.33 Days
Continuous
 
29-May-18 08:00 29-May-18 12:00 ATCO TE 757s Battle River RTU/SCADA RTU and HMI updates for alarms 4 Hours
Continuous
 
29-May-18 08:30 30-May-18 17:00 ALTALINK TE 489s T1 (489s Petro Canada Brazeau River) relay maintaintenance on: RIL 27/BAT BBC, CO8 A50/51N/T1, CO8 A50/51NN/T1, CO8 A50/51A/T1, CO8 A50/51B/T1, CO8 A50/51C/T1 1.35 Days
Daily
 
29-May-18 09:00 29-May-18 11:00 ALTALINK TE 285s T1 (285s East Camrose) A protection update settings for T1 for new Fortis distribution automation 2 Hours
Daily
 
29-May-18 09:00 29-May-18 11:00 ALTALINK TE 285s T2 (285s East Camrose) "A" protection update settings for T2 for new Fortis distribution automation 2 Hours
Daily
 
29-May-18 09:00 29-May-18 11:00 ALTALINK TE 285S East Camrose test new circuits on UF protection related to Fortis distribution automation 2 Hours
Daily
 
29-May-18 09:00 30-May-18 16:00 ATCO TE 898s Heart Lake 240 kV 900 Bus change card and test,900BS2 relay 31 Hours
Continuous
 
29-May-18 11:00 29-May-18 13:00 ALTALINK TE 285s East Camrose 138kV Bus update settings for 138kV bus protection for new Fortis distribution automation 2 Hours
Daily
 
29-May-18 11:01 29-May-18 13:00 ALTALINK TE 285s T2 (285s East Camrose) update "B" protection settings for T2 for new Fortis distribution automation 119 Mins
Daily
 
29-May-18 11:01 29-May-18 13:00 ALTALINK TE 285s T1 (285s East Camrose) update "B" protection settings for T1 for new Fortis distribution automation 119 Mins
Daily
 
29-May-18 12:31 01-Jun-18 08:00 AESO, ALTALINK Outage 37s 898 (37s North Calder),37s 747W (37s North Calder),898L (37s North Calder - 92s Viscount),747L (37s North Calder - Open Point "A") replacing burnt structure 1B 2.81 Days
Continuous
 
29-May-18 13:00 29-May-18 19:00 ALTALINK Outage 781L (172s Sherritt - 71s Lamoureux) insulator washing on structures #2 & 4 6 Hours
Daily
 
29-May-18 17:00 31-May-18 17:00 ATCO Outage 881s 701T (881s Sturgeon) maintenance 2 Days
Continuous
 
30-May-18 07:00 31-May-18 17:00 ALTALINK TE 378s Shell Caroline RTU/SCADA add T1 associated points for new PLC, and tap changer filter 1.42 Days
Continuous
 
30-May-18 07:00 31-May-18 18:00 ALTALINK Outage 700L (422s Westwood - 746s Sherwood Park) Insulator washing on Structures #28, 29, 60, 61, 62, 63, 64, 65 & 80 1.46 Days
Continuous
 
30-May-18 07:00 30-May-18 11:00 ALTALINK Outage 38s 3052 ( 38s East Edmonton),38s C1 (38s East Edmonton) trip test from new 38s 138kV bus protection 4 Hours
Daily
 
30-May-18 08:00 31-May-18 16:00 ALTALINK TE 28s West Brooks RTU/SCADA RTU updates for bus protection work 1.33 Days
Daily
 
30-May-18 08:00 30-May-18 16:00 ALTALINK TE 320P Keephills RTU/SCADA upgrading MPLS node A&B at 9320R Keephills one node at a time 8 Hours
Daily
 
30-May-18 08:00 30-May-18 16:00 ALTALINK TE 320P Keephills RTU/SCADA upgrading MPLS node A&B at 320P 240/500kV one node at a time 8 Hours
Daily
 
30-May-18 08:00 30-May-18 17:00 ALTALINK TE 304s Shell Limestone RTU/SCADA update configuration for new 138 kV breakers 9 Hours
Daily
 
30-May-18 08:00 30-May-18 12:00 ENMAX Outage 1.6TR (ENMAX 1) engineering measurements for NGR, check reversing switch 4 Hours
Continuous
 
30-May-18 08:00 31-May-18 16:00 ATCO TE 732S 7L23 Protection Relay (1) testing current circuit from new 703CT 21A/7L23 relay OOS, 21B/7L23 relay will protect the line 1.33 Days
Continuous
 
30-May-18 08:00 31-May-18 16:00 ALTALINK Outage 1.82L Enmax - Info SF6 gas sample 5B138-1.82. Doble breaker & CT. I &R Stiff Switch Operation SW95 [AVANTIS] 1.33 Days
Continuous
 
30-May-18 08:00 30-May-18 12:00 ALTALINK Outage 62s11 (62s Brazeau) maintenance 4 Hours
Daily
 
30-May-18 08:00 08-Jun-18 16:00 ATCO TE 757S RTU Upgrades & Changes "757 Battle River - RTU and HMI Updates - Genalta Project

Download RTU and update HMI program. Pre-commission with STG

Loss of visibility and control while downloading (approx.4-5 min.)"
9.33 Days
Continuous
 
30-May-18 08:30 30-May-18 10:30 ALTALINK TE 378s T2 A Prot Complete wiring and commissioning to separate T2A and T2B alarm points.T2 B protection will remain active. 2 Hours
Daily
 
30-May-18 09:00 31-May-18 15:30 REDDEER Outage 209s T1 (209s Timberlands) routing inspection 30.5 Hours
Continuous
 
30-May-18 09:00 31-May-18 15:30 ALTALINK IO 209s T1 for CofRD - info only Routine inspection found that the CT terminal was not properly shorted so we'd like to perform a full CT test to ensure it is not damaged. 30.5 Hours
Continuous
 
30-May-18 09:00 30-May-18 14:00 ATCO TE 959s Substation RTU 959S Lanfine SVC - Download RTU Config
The RTU does not control any equipment, only use for visibility. No risk to system with work being performed.

May lose visibility temporarily
5 Hours
Continuous
 
30-May-18 09:00 01-Jun-18 17:00 ATCO TE 757S 7L702 Protection Relay Wiring for Genalta 7L702 RAS Scheme, 21A/7L702, 21B/7L702, 50BF/708 one at a time, backup in service at all times. 2.33 Days
Continuous
 
30-May-18 10:00 30-May-18 16:00 ALTALINK TE 256s-Relays Techs to perform standard relay maintenance on the following as per Op. Eng: T1 A87/50/51/51N/T1 and T1 B87/50/51/51N/T1 URT60. Redundant protection will be in place while work is being performed. 6 Hours
Daily
 
30-May-18 10:30 30-May-18 12:30 ALTALINK TE 378s T2 B Prot Complete wiring and commissioning to separate T2A and T2B alarm points.T2 A protection will remain active. 2 Hours
Daily
 
30-May-18 12:00 31-May-18 12:00 ENMAX Outage 1.8TR Engineering measurements for NGR. Check reversing switch. EPSC contact Raja Qaisar 403-689-6677 24 Hours
Continuous
 
30-May-18 12:01 30-May-18 16:00 ALTALINK Outage 62s12 (62s Brazeau) maintenance 3.98 Hours
Daily
 
30-May-18 13:00 30-May-18 17:00 ALTALINK Outage 38s94 (38s3152 brkr) Advice Trip test from new 38s 138kV bus protection 4 Hours
Daily
 
31-May-18 07:30 31-May-18 17:30 ALTALINK Outage 172s T4 (172s Sherritt Gordon) Connect mobile substation to T4 bus. Isolate T4 low side. 10 Hours
Daily
 
31-May-18 08:00 10-Jun-18 16:00 ENMAX Outage 38.2TR (ENMAX 38) Panel replacement. 10.33 Days
Continuous
 
31-May-18 08:00 01-Jun-18 16:00 ENMAX Outage 2.4TR (ENMAX 2) Tapchanger Inspection. Check reversing switch. Oil sample MT, bushings, TC 1.33 Days
Continuous
 
31-May-18 08:00 31-May-18 12:00 ALTALINK Outage 865L (216s Knightsbridge - 38s East Edmonton),38s 865N (38s East Edmonton) trip test from new 38s 138kV bus 1 protection 4 Hours
Daily
 
31-May-18 08:00 31-May-18 13:15 ALTALINK Outage 703L (213s Hughenden - 703BL tap) Close Open Point 'A' between Str 31-32 5.25 Hours
Daily
 
31-May-18 08:00 31-May-18 13:15 ALTALINK RB 703L (213s Hughenden - 703BL tap) safety requirement; re: 703L33 (703L) Advice 5.25 Hours
Daily
 
31-May-18 08:00 01-Jun-18 17:00 SUNCOR Outage 635EDD-1000 635-752-111 (635EDD-1000) Change the Ge brick merging unit MU-1 1.38 Days
Continuous
 
31-May-18 08:30 31-May-18 17:00 ALTALINK Outage 717L (17s Benalto - 262s Rocky Mountain House) Repair hot spot on 17s50 and maintain 17s717W. 8.5 Hours
Daily
 
31-May-18 08:30 31-May-18 17:00 ALTALINK Outage 719L (575s Sundre - 378s Shell Caroline),719L (378s-575s) De-Energize 719L needs to be de-energized as part of the radio link repair upgrade @ 378s & 9433R. Linked to order # 259459 8.5 Hours
Daily
 
31-May-18 08:30 31-May-18 17:00 ALTALINK TE 378s Telecom-TPR/Supervisory Remote radio communication is not working, radio reboot required. Radio link is between 378s Shell Caroline and 9433R Eagle Hill Radio.719L A, B, Ch1 & Ch2 will be out of service for this outage. 719L (575s-378s) will be de-enrgized. Loss of supervisory-378s(2hr) 8.5 Hours
Daily
 
31-May-18 09:00 21-Jun-18 18:00 SUNCOR Outage 29PL6-7 (836s Steepbank - 29EDD-5 29Edd-5),29EDD-5 29Edd-5 5 year maintenance 21.38 Days
Continuous
 
31-May-18 09:00 31-May-18 11:00 ALTALINK TE 285s U/F - Relays 285s Site wide U/F protections will be out of service for 2 hours to provide to test new circuits on UF protection related to Fortis distribution automation. No Redundant protection available Issue To: Don Reid Contact #: 780.221.5894 2 Hours
Daily
 
31-May-18 09:00 31-May-18 11:00 ALTALINK TE 285s T1 A Prot - Relays Update settings for T1 for new Fortis distribution automation. Redundant T1 B Protection remains in service at all times Issue To: Don Reid Contact #: 780.221.5894 2 Hours
Daily
 
31-May-18 09:00 31-May-18 11:00 ALTALINK TE 285s T2 A Prot - Relays Update settings for T2 for new Fortis distribution automation. Redundant T2 B Protection remains in service at all times Issue To: Don Reid Contact #: 780.221.5894 2 Hours
Daily
 
31-May-18 09:00 31-May-18 16:00 ALTALINK TE 120s MPLS/TPR/Supervisory Field Tech and Netcom will be upgrading MPLS nodes A & B at 120S Picturebutte, one at a time. Most of the circuits (TPRs and SPVs) on the nodes are redundant and reroutable (not all). TPR(MATL RAS between 120S and 520S), TPR(1005L between 120S and 356S), TPR( 940L between 120S and 370S) will be down one at a time (redundancy). Similarly, SPV-120s will be down (30min) during the outage. Voice and VLAN outage. 7 Hours
Daily
 
31-May-18 10:00 31-May-18 16:30 ALTALINK Outage 256s228X GOI Breaker maintenance 25kV R1 vacuum breaker 6.5 Hours
Daily
 
31-May-18 11:00 31-May-18 13:00 ALTALINK TE 285s T2 (285s East Camrose) update settings for T2 for new Fortis distribution automation 2 Hours
Daily
 
31-May-18 11:00 31-May-18 13:00 ALTALINK TE 285s T1 (285s East Camrose) update settings for T1 for new Fortis distribution automation 2 Hours
Daily
 
31-May-18 11:00 31-May-18 13:00 ALTALINK TE 285s East Camrose 138kV Bus update settings for 138kV for new Fortis distribution automation 2 Hours
Daily
 
31-May-18 12:30 31-May-18 15:00 ALTALINK Outage 28s 52 (28s West Brooks) Trip Test Required for Bus Protection Addition 2.5 Hours
Daily
 
31-May-18 13:00 31-May-18 17:00 ATCO RB 7L39 (722s Crystal Lake - 811s Clairmont Lake) tap down mobile HV 4 Hours
Continuous
 
31-May-18 13:00 31-May-18 15:00 ENMAXGPI Outage 134s Taber Wind Farm RTU/SCADA upgrade server hardware 2 Hours
Continuous
 
31-May-18 15:00 31-May-18 17:00 ALTALINK Outage 28s 2 (28s West Brooks) Trip Test Required for Bus Protection Addition 2 Hours
Daily
 
01-Jun-18 07:30 31-Aug-18 16:30 ALTALINK IO 1.81L Enmax - Info Enmax Maintenance 91.38 Days
Continuous
 
01-Jun-18 08:00 25-Jun-18 17:00 ATCO TE 804S 144kV Bus Protection 87BA will be out of service during 750S operation 24.38 Days
Continuous
 
01-Jun-18 08:00 08-Jun-18 17:00 ALTALINK RB 708L (71s-388s-233s) - R/B 708L Prep Framing between structures 87D - 92 7.38 Days
Daily
 
01-Jun-18 08:00 01-Jun-18 16:00 ENMAX Outage 5PT138-Z32 Doble test PTs 8 Hours
Continuous
 
01-Jun-18 08:00 01-Jun-18 13:00 ALTALINK Outage 37s42 (747L) - Advice Closing Open Point 'A' between Str 747L2 & 747L1C 5 Hours
Continuous
 
01-Jun-18 08:00 01-Jun-18 13:00 ALTALINK RB 747L (37s North Calder - 99s North St Albert) safety requirement; re: 37s42 (747L) Advice 5 Hours
Daily
 
01-Jun-18 09:30 01-Jun-18 15:00 ATCO Outage 7L171 (802s Michichi Creek - 804s Wintering Hills) 750S mobile sub installation at 804S Wintering Hills 5.5 Hours
Continuous
 
01-Jun-18 10:00 05-Jun-18 15:00 ALTALINK Outage 531s T1 & VR1 GOI Doble and maintain T1 and VR1 4.21 Days
Continuous
 

Prepared On:   2018-05-23   3:22:25 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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