Technical data

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Appendix

IEC 947-2 Interrupting Ratings

In addition to UL 489 and ANSI C37-13, MASTERPACT circuit breakers comply with the IEC 947-2

Standard as per the table below. For further information, contact a sales representative.

Type Ampere Interrupting Ratings

3-Pole Rating (A) UL489 IEC 947-2

RMS Symmetrical Amps

480 Vac 600 Vac Short-time 440 Vac 690 Vac

Icu Ics Icu Ics

Standard Interrupting Rating

MP08 H1 800 65 kA 65 kA 50 kA 65 kA 65 kA 65 kA 65 kA

MP12 H1 1200 65 kA 65 kA 50 kA 65 kA 65 kA 65 kA 65 kA

MP16 H1 1600 65 kA 65 kA 50 kA 65 kA 65 kA 65 kA 65 kA

MP20 H1 2000 75 kA 75 kA 75 kA 75 kA 75 kA 75 kA 75 kA

MP25 H1 2500 75 kA 75 kA 75 kA 75 kA 75 kA 75 kA 75 kA

MP30 H1 3000 75 kA 75 kA 75 kA 75 kA 75 kA 75 kA 75 kA

MP40 H1 4000 100 kA 100 kA 100 kA 100 kA 100 kA 85 kA 85 kA

MP50 H1 5000 100 kA 100 kA 100 kA 100 kA 100 kA 85 kA 85 kA

MP63 H1 6300 (1) 100 kA 100 kA 100 kA 100 kA 100 kA 85 kA 85 kA

High Interrupting Rating

MP08 H2 800 100 kA 65 kA 50 kA 100 kA 100 kA 85 kA 85 kA

MP12 H2 1200 100 kA 65 kA 50 kA 100 kA 100 kA 85 kA 85 kA

MP16 H2 1600 100 kA 65 kA 50 kA 100 kA 100 kA 85 kA 85 k A

MP20 H2 2000 100 kA 75 kA 75 kA 100 kA 100 kA 85 kA 85 kA

MP25 H2 2500 100 kA 75 kA 75 kA 100 kA 100 kA 85 kA 85 kA

MP30 H2 3000 100 kA 75 kA 75 kA 100 kA 100 kA 85 kA 85 kA

MP40 H2 4000 125 kA 100 kA 100 kA 150 kA 125 kA 85 kA 85 kA

MP50 H2 5000 125 kA 100 kA 100 kA 150 kA 125 kA 85 kA 85 kA

MP63 H2 6300 (1) 150 kA 100 kA 100 kA 150 kA 125 kA 85 kA 85 kA

(1) Not UL Listed.