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Home/Reference Data/Circuit Breaker Ratings/Xr Mccb 10K 20K/r-9

R-9 — Xr Mccb 10K 20K

Voltage Class
Xr Mccb 10K 20K
Interrupting kA
9
Breaker Type
Mccb 10K 20kA
Multiplying Factor (dimensionless)
1.28
Power Factor Pct (%)
9
Standard
IEEE Std 3004.5-2025
Xr Ratio (dimensionless)
11.07

Source: IEEE Std 3004.5-2025

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xr_mccb_10k_20k — interrupting kA 9 · xr ratio 11.07 dimensionless · power factor pct 9 % · multiplying factor 1.28 dimensionless · standard IEEE Std 3004.5-2025 | Circuit Breaker Ratings | Engineering Database