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Home/Reference Data/Circuit Breaker Ratings/Xr Mccb LE10K/r-21

R-21 — Xr Mccb LE10K

Voltage Class
Xr Mccb LE10K
Interrupting kA
21
Breaker Type
Mccb le10kA
Multiplying Factor (dimensionless)
1.31
Power Factor Pct (%)
21
Standard
IEEE Std 3004.5-2025
Xr Ratio (dimensionless)
4.86

Source: IEEE Std 3004.5-2025

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xr_mccb_le10k — interrupting kA 21 · xr ratio 4.86 dimensionless · power factor pct 21 % · multiplying factor 1.31 dimensionless · standard IEEE Std 3004.5-2025 | Circuit Breaker Ratings | Engineering Database