
Compact® NSF and NSJ 150 to 600 A Circuit Breakers
Section 
CURRENT-LIMITING  CURVES AT 380/415 V
Maximum Peak
Current (Amperes)
| 06153226 | 
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 | x10 ULtest | 
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 | Maximum (*) Peak  | 100 | 
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 | 80 | 
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 | 70 | 
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 | 50 | 
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 | 30 | 
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 | NSF150** | 
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 | NSF150 | 
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 | TM30DP | 
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 | NSF150 | 
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 | 8 | 
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 | 7 | 
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 | developmentbreakerthroughoutobtainedmaximumBasedvaluescircuitandtheon | 
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 | 2 | 3 | 4 | 6 | 10 | 20 | 30 | 40 | 60 | 100 | 200 | 300 | 
Available Short Circuit Current (RMS Symmetrical Amperes x 103)
**4P OSN Compact® NSF125/250N and NSF 150/250N Ratings Are Same As NSF250
Maximum Let- through I2t (Amperes2 Seconds)
| 06153227 | programs. | 
| Seconds) | and UL test | 
| (Amperes | developmentbreaker | 
| 2 | throughoutthe circuit | 
| Through- I | |
| t | 
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| 2 | 
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| Maximum (*) Let | maximum values obtained | 
| 
 | (*) Based on | 
2
7
10
5
3
2
6
10
5
3
2
5
10
5
3
2
| N | H | L | |
| NSJ400/600 | |||
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NH

 NSF250
 NSF250

 NSF150**
 NSF150**
NH NSF150
TM30DP
NSF150
| 2 | 3 | 4 | 6 | 10 | 20 | 30 | 40 | 60 | 100 | 200 | 300 | 
Available Short Circuit Current (RMS Symmetrical Amperes x 103)
**4P OSN Compact® NSF125/250N and NSF 150/250N Ratings Are Same As NSF250
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