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TR-21 · Uttara Substation

Critical
Asset ID: TR-21Commissioned: 2005

Health Score

38/100

Critical Condition

Current Load

97%

Elevated demand

Winding Temp

89 °C

Above threshold (75°)

Total Runtime

152,300 hrs

Continuous operation

Since Commissioning

21 Years

Late-life status

Winding Temperature — 30 Days

Max: 93°C · Avg: 84°C

Load Profile — 30 Days

Max: 103% · Avg: 91%

Oil Temperature — 30 Days

Max: 70°C · Avg: 65°C
AI Risk Assessment

High Failure Risk

68% probability within 60 days

Contributing factors:

  • Load sustained above 95%
  • Winding temperature above threshold
  • Oldest unit in fleet
  • Health score below 40

→ Escalate for replacement assessment immediately

Maintenance History

  • Critical health score — schedule replacement assessment — In progress2026-08-29
  • Cooling fan replacement — Completed2025-07-29

Fault History

  • Overcurrent trip — load shed required2026-02-11
  • Cooling fan failure — replaced2025-07-29
  • Earth fault — manual reset required2024-09-15
Pre-filled with asset TR-21 diagnosticsCreate Work Order