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Eaton's Cooper Power series NOVA NX-T recloser builds on the proven solid epoxy and vacuum interrupter technology of the NOVA recloser platform by incorporating a robust and reliable actuator design with integrated load-side resistive voltage sensors. In addition, the weather-resistant cable connector system helps protect cables from harsh weather conditions.
| 15 kV |
27 kV |
38 kV |
||||
| Rated maximum voltage (kV, rms) |
15.5 |
27.0* |
38.0 |
|||
| Nominal system voltage (kV, rms) |
14.4 |
24.9 |
34.5 |
|||
| Std |
Opt** |
Std |
Opt** |
Std |
Opt |
|
| Rated short-duration power-frequency withstand voltage (kV, rms) |
50 | 50 | 60 | 60 | 70 | 70 |
| Rated lightning impulse withstand voltage (kV, peak) |
110 | 125 | 125 | 150 | 170 | 170 |
| Rated continuous current (A) |
630 | 800 | 630 | 800 | 630 | 800 |
| Rated short-time withstand circuit current (kA) |
12.5 | 16 | 12.5 | 16 | 12.5 | 12.5 |
| Rated peak withstand circuit current (kA peak) |
32.5 | 41.6 | 32.5 | 41.6 | 32.5 | 32.5 |
| Rated duration of short-circuit (s) |
3 | 3 | 3 | 3 | 3 | 3 |
| Rated short-circuit breaking current (kA, sym) |
12.5 | 16 | 12.5 | 16 | 12.5 | 12.5 |
| Rated symmetrical (short-circuit) making current (kA, sym) |
12.5 | 16 | 12.5 | 16 | 12.5 | 12.5 |
| Rated line charging Interrupting current (A) |
2 | 2 | 5 | 5 | 5 | 5 |
| Rated cable charging Interrupting current (A) |
10 | 10 | 25 | 25 | 40 | 40 |
| Minimum mechanical/electrical operations without maintenance (C-O) 10,000 | ||||||
| *Available with 29.3 kV rated maximum voltage. Short-circuit breaking current is limited to 12.5 kA in this rating configuration |
||||||
| **Other selections may include 800 A continuous current with 12.5 kA short-time withstand circuit current rating, or 630 A continuous current with 16 kA short-time withstand circuit current rating. All remaining ratings shall follow beneath the short-time withstand circuit current rating as depicted above | ||||||
| Percentage of maximum circuit interrupting rating |
Minimum X/R ratio |
Number of unit operations at 12.5 kA |
Number of unit operations at 16.0 kA |
| 15-20 | 4 | 88 | 88 |
| 45-55 | 8 | 112 | 112 |
| 90-100 | 17 | 32 | 32 |
| Total 232 | Total 232 |
| Up to 30 Vdc |
5 A |
| Up to 250 Vac |
5 A |
| Minimum applicable load |
0.16 A @ 5.0 Vdc |
Visit this page for information on earlier models.
Eaton customers can access software, firmware and additional product documentation at My.Eaton.com. To request access, visit My.Eaton.com and complete the registration form. Please note that requests for access can take several days to process. If your matter is urgent, contact the customer support group at 866-975-7347.
In the wake of a storm or disaster, Eaton understands that safety and speed of response is everything. You can rely on Eaton Care teams to plan, protect and connect.
