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SURGE AND LIGHTNING ARRESTERS, Intermediate and station class arresters, Eaton's Cooper Power series, Chống sét van Trạm biến áp
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SURGE AND LIGHTNING ARRESTERS, Intermediate and station class arresters, Eaton's Cooper Power series, Chống sét van Trạm biến áp
SURGE AND LIGHTNING ARRESTERS, Intermediate and station class arresters, Eaton's Cooper Power series, Chống sét van Trạm biến áp
AZE RATINGS AND CHARACTERISTICS
| Ratings | ||||
| Arrester characteristic | AZES | AZEH | AZEX | |
| System application voltages | 3-345 kV | 3-230 kV | 3-138 kV | |
| Arrester voltage ratings | 3-360 kV | 3-240 kV | 3-108 kV | |
| Rated discharge energy, (kJ/kV of MCOV) | ||||
| Arrester ratings | 3-108 kV | 3.4 | 5.6 | |
| 120-240 kV | 5.6 | 8.9 | – | |
| 259-360 kV | 8.9 | – | – | |
| System frequency | 50/60 Hz | 50-60 Hz | 50-60 Hz | |
| Impulse classifying current | 10 kA | 10 kA | 10 kA | |
| High current withstand | 100 kA | 100 kA | 100 kA | |
| Pressure relief rating, kA rms sym | Metal-top designs | 65 kA | 65 kA | 65 kA |
| Cubicle-mount designs | 40 kA | 40 kA | – | |
| Cantilever strength (in-lbs)* | Metal-top designs duty-cycle ratings | |||
| 3-48 kV | 90,000 | 90,000 | 90,000 | |
| 54-109 kV | 120,000 | 90,000 | 120,000 | |
| 120-240 kV | 120,000 | – | ||
| *Maximum working load should not exceed 40% of this value. | ||||
| Note: Terminal load limit for cubicle mount designs should not exceed 100 pounds. Excessive loading could lead to a shortened arrester life. | ||||
ULTRASIL (US, UH AND UX) STATION-CLASS RATINGS AND CHARACTERISTICS
| Arrester characteristic | Rating | |
| Arrester voltage ratings (kV) | 3-240 | |
| Cantilever strength (in-Ibs) | Ultimate | MDCLStatic** |
| US (3-108 kV) | 15,000 | 6,000 |
| UH (3-108 kV), US (120-240 kV) | 20,000 | 8,000 |
| UX (3-108 kV), UH (120-240 kV) | 35,000 | 14,000 |
| Rated discharge energy (kJ/kV of MCOV) | Single Impulse Rating | |
| US (3-108 kV) | 3.9 | |
| UH (3-108 kV), US (120-240 kV) | 6.2 | |
| UX (3-108 kV), UH (120-240 kV) | 10 | |
| High current withstand* (kA) | 100 | |
| Impulse classifying current (kA) | 10 | |
| Pressure relief rating (kA rms sym.) | 63 | |
| System frequency (Hz) | 50/60 | |
| * High current, short duration withstand (100 kA, 4/10 µs) | ||
| ** Maximum design cantilever load–static or maximum working load is 40% of the ultimate | ||
VariSTAR U3 station-class arrester, Si rubber, 17 kV MCOV, 21 kV duty cycle, 63 kAIC, Upright, 54.4 kV, NEMA four-hole pad; accepts cond 14-29 mm, NEMA four-hole pad; accepts Cu or Al cond up to 20 mm, 6.2 kJ/kV MCOV single impulse
VariSTAR U3 station-class arrester, Si rubber, 19.5 kV MCOV, 24 kV duty cycle, 63 kAIC, Upright, 62.4 kV, NEMA four-hole pad; accepts cond 14-29 mm, NEMA four-hole pad; accepts Cu or Al cond up to 20 mm, 6.2 kJ/kV MCOV single impulse
VariSTAR U3 station-class arrester, Silicone rubber, 22 kV MCOV, 27 kV duty cycle, 63 kAIC, Upright, 70.3 kV, Eyebolt connector; accepts Cu or Al conductors from 4 mm dia. (#6) up to 14.6 mm dia. (250 MCM), 6.2 kJ/kV MCOV single impulse
VariSTAR U3 station-class arrester, Si rubber, 22 kV MCOV, 27 kV duty cycle, 63 kAIC, Upright, 70.3 kV, NEMA four-hole pad; accepts cond 14-29 mm, NEMA four-hole pad; accepts Cu or Al cond up to 20 mm, 6.2 kJ/kV MCOV single impls
VariSTAR U3 station-class arrester, Si rubber, 22 kV MCOV, 27 kV duty cycle, 63 kAIC, Upright, 70.3 kV, NEMA four-hole pad; accepts cond 14-29 mm, NEMA four-hole pad; accepts Cu or Al cond up to 20 mm, 6.2 kJ/kV MCOV single impulse
VariSTAR U3 station-class arrester, Si rubber, 24.4 kV MCOV, 30 kV duty cycle, 63 kAIC, Upright, 78 kV, NEMA four-hole pad; accepts cond 14-29 mm, NEMA four-hole pad; accepts Cu or Al cond up to 20 mm, 6.2 kJ/kV MCOV single impls
VariSTAR U3 station-class arrester, Si rubber, 24.4 kV MCOV, 30 kV duty cycle, 63 kAIC, Upright, 78 kV, NEMA four-hole pad; accepts cond 14-29 mm, NEMA four-hole pad; works with Cu or Al cond up to 20 mm, 6.2 kJ/kV MCOV single impulse
VariSTAR U3 station-class arrester, Si rubber, 24.4 kV MCOV, 30 kV duty cycle, 63 kAIC, Upright, 78 kV, NEMA four-hole pad; accepts cond 14-29 mm, NEMA four-hole pad; accepts Cu or Al cond up to 20 mm, 6.2 kJ/kV MCOV single impulse
VariSTAR U3 station-class arrester, Si rubber, 29 kV MCOV, 36 kV duty cycle, 63 kAIC, Upright, 92.7 kV, NEMA four-hole pad; accepts cond 14-29 mm, NEMA four-hole pad; accepts Cu or Al cond up to 20 mm, 6.2 kJ/kV MCOV single impls
VariSTAR U3 station-class arrester, Si rubber, 29 kV MCOV, 36 kV duty cycle, 63 kAIC, Upright, 92.7 kV, NEMA four-hole pad; accepts cond 14-29 mm, NEMA four-hole pad; accepts Cu or Al cond up to 20 mm, 6.2 kJ/kV MCOV single impulse
VariSTAR U3 station-class arrester, Silicone rubber, 29 kV MCOV, 36 kV duty cycle, 63 kAIC, Cubicle mounting, 92.7 kV, Lock washer and jam nut, Lock washer and jam nut, 6.2 kJ/kV MCOV single impulse
VariSTAR U3 station-class arrester, Si rubber, 31.5 kV MCOV, 39 kV duty cycle, 63 kAIC, Upright, 101 kV, NEMA four-hole pad; accepts cond 14-29 mm, NEMA four-hole pad; accepts Cu or Al cond up to 20 mm, 6.2 kJ/kV MCOV single impls
VariSTAR U3 station-class arrester, Si rubber, 31.5 kV MCOV, 39 kV duty cycle, 63 kAIC, Upright, 101 kV, NEMA four-hole pad; accepts cond 14-29 mm, NEMA four-hole pad; accepts Cu or Al cond up to 20 mm, 6.2 kJ/kV MCOV single impulse
VariSTAR U3 station-class arrester, Si rubber, 34 kV MCOV, 42 kV duty cycle, 63 kAIC, Upright, 109 kV, NEMA four-hole pad; accepts cond 14-29 mm, NEMA four-hole pad; accepts Cu or Al cond up to 20 mm, 6.2 kJ/kV MCOV single impulse
VariSTAR U3 station-class arrester, Si rubber, 39 kV MCOV, 48 kV duty cycle, 63 kAIC, Upright, 125 kV, NEMA four-hole pad; accepts cond 14-29 mm, NEMA four-hole pad; accepts Cu or Al cond up to 20 mm, 6.2 kJ/kV MCOV single impulse
VariSTAR U3 station-class arrester, Si rubber, 42 kV MCOV, 54 kV duty cycle, 63 kAIC, Upright, 135 kV, NEMA four-hole pad; accepts cond 14-29 mm, NEMA four-hole pad; accepts Cu or Al cond up to 20 mm, 6.2 kJ/kV MCOV single impls
VariSTAR U3 station-class arrester, Si rubber, 42 kV MCOV, 54 kV duty cycle, 63 kAIC, Upright, 135 kV, NEMA four-hole pad; accepts cond 14-29 mm, NEMA four-hole pad; accepts Cu or Al cond up to 20 mm, 6.2 kJ/kV MCOV single impulse
VariSTAR U3 station-class arrester, Si rubber, 48 kV MCOV, 60 kV duty cycle, 63 kAIC, Upright, 154 kV, NEMA four-hole pad; accepts cond 14-29 mm, NEMA four-hole pad; accepts Cu or Al cond up to 20 mm, 6.2 kJ/kV MCOV single impls
VariSTAR U3 station-class arrester, Si rubber, 48 kV MCOV, 60 kV duty cycle, 63 kAIC, Upright, 154 kV, NEMA four-hole pad; accepts cond 14-29 mm, NEMA four-hole pad; works with Cu or Al cond up to 20 mm, 6.2 kJ/kV MCOV single impulse
Eaton Cooper Power series VariSTAR U3 station-class arrester, Si rubber, 60 kV, 48 kV MCOV, 63 kAIC, Upright, NEMA four-hole pad; accepts cond up to 29 mm, NEMA four-hole pad; accepts cond up to 21 mm, 6.2 kJ/kV MCOV single impulse
VariSTAR U3 station-class arrester, Si rubber, 48 kV MCOV, 60 kV duty cycle, 63 kAIC, Upright, 154 kV, NEMA four-hole pad; works with cond 14-29 mm, NEMA four-hole pad; accepts Cu or Al cond up to 20 mm, 6.2 kJ/kV MCOV single impulse
VariSTAR U3 station-class arrester, Si rubber, 48 kV MCOV, 60 kV duty cycle, 63 kAIC, Upright, 154 kV, NEMA four-hole pad; accepts cond 14-29 mm, NEMA four-hole pad; accepts Cu or Al cond max 20 mm, 6.2 kJ/kV MCOV single impulse
VariSTAR U3 station-class arrester, Si rubber, 48 kV MCOV, 60 kV duty cycle, 63 kAIC, Upright, 154 kV, NEMA four-hole pad; accepts cond 14-29 mm, NEMA four-hole pad; accepts Cu or Al cond up to 20 mm, 6.2 kJ/kV MCOV single impulse
VariSTAR U3 station-class arrester, Si rubber, 58 kV MCOV, 72 kV duty cycle, 63 kAIC, Upright, NEMA four-hole pad; accepts conductors 14-29 mm, NEMA four-hole pad; accepts Cu or Al conductors up to 20 mm, 6.2 kJ/kV MCOV single impulse
VariSTAR U3 station-class arrester, Si rubber, 62 kV MCOV, 78 kV duty cycle, 63 kAIC, Upright, 199 kV, NEMA four-hole pad; accepts cond 14-29 mm, NEMA four-hole pad; accepts Cu or Al cond up to 20 mm, 6.2 kJ/kV MCOV single impulse
VariSTAR U3 station-class arrester, Si rubber, 76 kV MCOV, 96 kV duty cycle, 63 kAIC, Upright, 243 kV, NEMA four-hole pad; accepts cond 14-29 mm, NEMA four-hole pad; accepts Cu or Al cond up to 20 mm, 6.2 kJ/kV MCOV single impulse
VariSTAR U3 station-class arrester, Si rubber, 77 kV MCOV, 96 kV duty cycle, 63 kAIC, Upright, 247 kV, NEMA four-hole pad; accepts cond 14-29 mm, NEMA four-hole pad; accepts Cu or Al cond up to 20 mm, 6.2 kJ/kV MCOV single impulse
VariSTAR U3 station-class arrester, Si rubber, 78 kV MCOV, 96 kV duty cycle, 63 kAIC, Upright, NEMA four-hole pad; accepts conductors 14-29 mm, NEMA four-hole pad; accepts Cu or Al conductors up to 20 mm, 6.2 kJ/kV MCOV single impulse
VariSTAR U3 station-class arrester, Si rubber, 84 kV MCOV, 108 kV duty cycle, 63 kAIC, Upright, 269 kV, NEMA four-hole pad; accepts cond 14-29 mm, NEMA four-hole pad; accepts Cu or Al cond up to 20 mm, 6.2 kJ/kV MCOV single impulse
VariSTAR U3 station-class arrester, Si rubber, 98 kV MCOV, 120 kV duty cycle, 63 kAIC, Upright, 314 kV, NEMA four-hole pad; accepts cond 14-29 mm, NEMA four-hole pad; accepts Cu or Al cond up to 20 mm, 6.2 kJ/kV MCOV single impls
VariSTAR U3 station-class arrester, Si rubber, 98 kV MCOV, 120 kV duty cycle, 63 kAIC, Upright, 314 kV, NEMA four-hole pad; works with cond 14-29 mm, NEMA four-hole pad; accepts Cu or Al cond up to 20 mm, 6.2 kJ/kV MCOV single impulse
VariSTAR U3 station-class arrester, Si rubber, 98 kV MCOV, 120 kV duty cycle, 63 kAIC, Upright, 314 kV, NEMA four-hole pad; accepts cond 14-29 mm, NEMA four-hole pad; works with Cu or Al cond up to 20 mm, 6.2 kJ/kV MCOV single impulse
VariSTAR U3 station-class arrester, Si rubber, 98 kV MCOV, 120 kV duty cycle, 63 kAIC, Upright, 314 kV, NEMA four-hole pad; accepts cond 14-29 mm, NEMA four-hole pad; accepts Cu or Al cond up to 20 mm, 6.2 kJ/kV MCOV single impulse
VariSTAR U3 station-class arrester, Si rubber, 106 kV MCOV, 132 kV duty cycle, 63 kAIC, Upright, 339 kV, accepts cond 14-29 mm, NEMA four-hole pad; accepts Cu or Al cond up to 20 mm, Grading ring, 6.2 kJ/kV MCOV single impulse
VariSTAR U3 station-class arrester, Si rubber, 152 kV MCOV, 192 kV duty cycle, 63 kAIC, Upright, 486 kV, accepts cond 14-29 mm, NEMA four-hole pad; accepts Cu or Al cond up to 20 mm, Grading ring, 6.2 kJ/kV MCOV single impls
VariSTAR U3 station-class arrester, Si rubber, 152 kV MCOV, 192 kV duty cycle, 63 kAIC, Upright, 486 kV, accepts cond 14-29 mm, NEMA four-hole pad; works with Cu or Al cond up to 20 mm, Grading ring, 6.2 kJ/kV MCOV single impulse
VariSTAR U3 station-class arrester, Si rubber, 152 kV MCOV, 192 kV duty cycle, 63 kAIC, Upright, 486 kV, accepts cond 14-29 mm, NEMA four-hole pad; accepts Cu or Al cond up to 20 mm, Grading ring, 6.2 kJ/kV MCOV single impulse
