Item No. | CNT06 to CNT16 | ||
Common characteristics | |||
Number of poles | 3/4 | ||
Rated insulation voltage(V) | Ui | 1000 | |
Impulse withstand voltage(kV) | Uimp | 12 | |
Rated operational voltage(V AC 50/60Hz) | Ue | 690 | |
Suitability for isolation | IEC60947-2 | ||
Degree of pollution | IEC60664-1 3 | ||
CNT selection criteria | |||
CNT06, CNT08, CNT10, CNT12, CNT16 | CNT06, CNT08, CNT10 | ||
Rated current(A) | 630, 800, 1000, 1250, 1600 | 630, 800, 1000 | |
H1 | H2 | L1 | |
Type of application | Standard applicatons with low short-circuit currents | Applications with medium-level short-circuit currents | Limiting circuit breaker for protection of cable-type feeders or upgraded transformer ratings |
Icu/Ics at 440 V | 42 kA | 50 kA | 100 kA |
Icu/Ics at 1000 V | - | - | - |
Icu/Ics at 500 V DC L/R<15 ms | - | - | - |
Positon of neutral | Left | Left | Left |
Fixed | F | F | F |
Drawout | D | D | D |
Switch-disconnector version | Yes | No | No |
Front connection | Yes | Yes | Yes |
Rear connection | Yes | Yes | Yes |
Type of MicroLogic control unit | A,E,P,H | A,E,P,H | A,E,P,H |
CNT06 to CNT16
Fixed 3/4-poles device
Dimensions
Drawout 3/4-poles device
Dimensions
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