| Manufacturer | Product Series | Rating | Fuse Integration | Best For | |-------------|---------------|--------|------------------|----------| | | SENTRON 3WL | 2500A | External only | High-end switchgear | | ABB | Tmax XT7 | 2500A | Optional fuse block | Compact AC disconnects | | Eaton | CEAG GHG 271 | 2500A | Built-in fuse | Explosion-proof AC | | Bussmann | Series 2500FCT | 2500A, 92kAIC | Integral | Direct replacement for airct type |
| Feature | Product A: High-Inrush CT with Integral Fuse | Product B: External Fuse Block + Standard CT | |--------|----------------------------------------------|---------------------------------------------| | | 2500A primary | 2500A primary | | Interrupting Rating | 92 kAIC (integral fuse) | 200 kAIC (external fuse) | | Application | Large VFD-driven AC compressor | Chiller with short-circuit duty | | Response Time | < 0.25 cycles (fast) | 0.5–2 cycles (depends on fuse) | | Safety | Lower arc flash (contained) | Requires separate enclosure | | Cost | Higher | Lower but more labor | | Better For | Space-constrained, high-fault locations | Retrofits, budget-sensitive | airct2500k92000fusaes better