Type |
Air circuit breakers (ACB) |
Number of poles |
3P, 4P |
Phase array |
Reverse phase type (N)RST |
Frame size |
1600AF, 2000AF, 3200AF, 4000AF, 6300AF |
Rated current (In) |
400A, 630A, 800A, 1000A, 1250A, 1600A, 2000A, 2500A, 3200A, 3600A, 4000A, 5000A, 6300A |
Breaking capacity |
50kA, 42kA, 80kA, 65kA, 100kA, 85kA, 120kA |
Rated short-circuit breaking capacity (Icu) |
50kA at 380VAC, 42kA at 380VAC, 80kA at 380VAC, 65kA at 380VAC, 100kA at 380VAC, 85kA at 380VAC, 120kA at 380VAC |
Service breaking capacity - Ics (% Icu) |
84%, 100%, 62.5%, 85%, 82% |
Line voltage |
AC |
Rated voltage (Ue) |
380VAC, 400VAC, 415VAC, 440VAC, 525VAC, 690VAC |
Rated frequency |
50/60Hz |
Control circuit voltage |
220...240VAC |
Type of trip unit |
Electronic |
On/Off control type |
Motor operation, Manual operation |
Connection type |
Busbar terminals |
Mounting method |
Draw-out horizontal, Fixed horizontal |
Overall width |
254mm, 324mm, 308mm, 378mm, 374mm, 469mm, 403mm, 498mm, 439mm, 554mm, 463mm, 578mm, 550mm, 700mm, 569mm, 719mm, 897mm, 923mm |
Overall height |
243.5mm, 331.5mm, 344mm, 430mm, 373.5mm, 499.5mm, 337.5mm, 416mm, 435.5mm, 500mm |
Overall depth |
318.5mm, 351mm, 400mm, 438.5mm, 399mm, 435.5mm |
Representative standard |
IEC |
Shunt trip (Sold separately) |
NXA16-ST-AC380/400/415VTP(R), NXA20/63-ST-AC380/400/415VTP(R) |
Under/Over voltage trip (Sold separately) |
NXA16-ASUVT-AC380/400/415VTP(R), NXA20/40-UVT-AC380/400V TP(R), NXA20/40-UVTD-AC380/400V TP(R), NXA20/63-ASUVT-380/400/415VAC TP(R) |
Auxiliary switch (Sold separately) |
NXA16-OF-CO4 TP(R), NXA16-OF-CO6 TP(R), NXA20/40-OF-CO4 TP(R), NXA20/40-OF-CO5 TP(R), NXA20/40-OF-N3 TP(R), NXA20/40-OF-N4 TP(R), NXA20/40-OF-N5 TP(R) |
Mechanical interlock (Sold separately) |
NXA16-ILK2 TP(R), NXA16-ILK2-F TP(R), NXA20/40-BOARD-ILK2 TP(R), NXA20/40-ILK2 TP(R) |
Motor charging(Sold separately) |
NXA16-MO-AC380/400/415VTP(R), NXA20-MO-AC380/400/415VTP(R), NXA32-MO-AC380/400/415VTP(R), NXA40-MO-380V~415VAC TP(R) |