Station type arrester

KEY WORDS:High pressure vacuum switch

Classification:

DETAILS

Product details:
Description:
Station type surge arrester is designed and manufactured to protect electrical equipment in the power station. It is characterized by excellent non-linear properties, quick steep wave response, strong current-flow capacity, and anti-aging ability, etc. All these features enhance the level of protection and reliability. Furthermore, the arrester is designed to be easy for installation and maintenance.
Features:
1. Excellent protective performance.
2. Good resistance to pollution.
3. Easy installation and maintenance.
Techincal data:

Type Rated
voltage
 (kV)
MCOV
 (kV)
Max  0.5μs
 discharge 
woltage (kV)1
Max 
switchingsurge 
protective level
 At classifying 
current levels (kV)2
Max discharge
 voltage using an 
8/20 current wave (kV)
         
1.5kA 3KA 5KA 10KA 20KA 40KA          
HDA4-54 54 42 135 100 107 112 117 125 136 151
HDA4-60 60 48 150 111 119 125 130 139 151 168
HDA4-72 72 57 178 132 141 148 154 165 179 199
HDA4-90 90 70 225 166 178 187 195 208 226 251
HDA4-90 90 74 238 176 188 198 206 220 239 265
HDA4-96 96 76 238 176 188 198 206 220 239 265
HDA4-108 108 84 269 199 213 224 233 249 270 300
HDA4-108 108 88 275 203 218 228 238 254 276 306
HDA4-120 120 98 306 235 242 254 265 283 307 341
HDA4-132 132 106 332 254 263 276 287 307 333 370
HDA4-144 144 115 360 276 285 299 312 333 361 402
HDA4-168 168 131 416 319 330 346 360 385 418 464
HDA4-172 172 140 438 336 347 363 379 405 439 488
HDA4-180 180 144 450 345 357 374 390 416 452 502
HDA4-192 192 152 478 365 377 395 412 440 477 531
HDA4-228 228 180 568 436 450 472 492 526 570 634
HDA4-258 258 209 659 526 522 547 570 609 661 735
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