CA01082E_Catalog 30

Products – Polymer Housed Surge Arresters – SVNR

SVNR Electrical Characteristics

Maximum Steep Current Impulse Residual Voltage (kV)

Maximum Switching Impulse Residual Voltage (kV)

Temporary Overvoltage Capability (kV)

Maximum Lightning Impulse Residual Voltage (kV)

Standard Arrester Catalog Number SVNR144GA115 SVNR168GA131 SVNR172GA140 SVNR180GA144 SVNR192GA152 SVNR228GA180 SVNR240GA190 SVNR258GA209 SVNR264GA212 SVNR276GA220 SVNR288GA230 SVNR294GA235 SVNR312GA245 SVNR396GA318 SVNR420GA335 SVNR444GA353 SVNR468GA372 SVNR588GA476 SVNR612GA485

Duty Cycle Rating (kV)

MCOV (kV)

10kA

2kA 297 338 361 371 392 464 490 539 547 567 593 606 632 820 863 910 959

1s

10s 155 177 201 207 218 258 273 300 304 316 330 337 352 456 481 507 534

1.5kA 3kA 5kA 10kA 20kA 40kA 250 261 269 284 356 384 293 307 316 333 405 437 357 373 384 405 433 467 367 384 395 417 445 480 388 405 417 440 470 507 459 480 494 521 557 600 484 506 521 550 588 633 533 557 574 605 647 698 541 566 582 614 657 708 561 586 603 637 681 734 586 613 631 665 711 767 600 627 645 681 728 785 625 653 672 709 758 818 811 848 872 920 984 1061 853 892 918 969 1036 1117 900 941 968 1022 1092 1178 948 992 1020 1077 1151 1241

144 168 172 180 192 228 240 258 264 276 288 294 312 396 420 444 468 588 612

115 131 140 144 152 180 190 209 212 220 230 235 245 318 335 353 372 476 485

353 401 429 441 466 552 582 641 650 674 705 721 751 975

164 187 210 216 228 270 285 314 318 330 345 353 368 477 503 530 558 714 728

1026 1082 1140 1459 1486

1227 1250

683 1213 1269 1305 1378 1473 1588 696 1236 1293 1330 1404 1500 1618

SVNR Physical Characteristics

Recommended Minimum Clearance - Inches (mm)

Creepage Distance - Inches (mm)

Standard Arrester Catalog Number

Height - Inches (mm)

Net Weight - Pounds (kg)

Drawing Figure

Duty Cycle Rating (kV)

MCOV (kV)

Phase to Ground 25.3 (644) 29.0 (738) 31.1 (791) 32.0 (814) 33.9 (862)

Phase to Phase 29.2 (741) 33.4 (848) 35.7 (908) 36.8 (934) 38.9 (989)

SVNR144GA115AA SVNR168GA131AA SVNR172GA140AA SVNR180GA144AA SVNR192GA152AA SVNR228GA180AA SVNR240GA190AA SVNR258GA209AA

144 168 172 180 192 228 240 258

115 131 140 144 152 180 190 209 212 220 230 235 245 318 335 353 372 476 485

184 (4676) 184 (4676) 184 (4676) 225 (5704) 225 (5704) 285 (7230) 285 (7230) 285 (7230) 285 (7230) 285 (7230) 326 (8291) 326 (8291) 326 (8291) 449 (11408) 511 (12967) 552 (14028) 633 (16084) 898 (22816) 898 (22816)

68.9 (1750) 68.9 (1750) 68.9 (1750) 78.8 (2001) 78.8 (2001) 112 (2856) 112 (2856) 112 (2856) 112 (2856) 112 (2856) 122 (3108) 122 (3108) 122 (3108) 152 (3862) 186 (4718) 196 (4970) 215 (5472) 299 (7584) 299 (7584)

420 (191) 415 (189) 412 (187) 485 (220) 482 (219) 732 (333) 739 (336) 724 (329) 723 (329) 720 (327) 775 (352) 773 (351) 769 (350) 975 (443) 1228 (558) 1278 (581) 1392 (633) 1958 (890) 1954 (888)

1 1 1 2 2 3 3 3 3 3 3 3 3 3 4 4 4 5 5

40.5 (1029) 46.3 (1177) 42.9 (1089) 49.0 (1245) 47.3 (1202) 54.1 (1373) 48.1 (1222) 54.9 (1395) 49.9 (1268) 57.0 (1447) 52.2 (1325) 59.5 (1512) 53.5 (1358) 61.0 (1549) 55.7 (1416) 63.5 (1614) 72.8 (1850) 82.9 (2105) 76.8 (1950) 87.3 (2217) 81.0 (2057) 92.1 (2339) 85.4 (2170) 97.1 (2467) 110 (2789) 125 (3166) 112 (2841) 127 (3225)

SVNR264GA212AA 264

SVNR276GA220AA SVNR288GA230AA

276 288

SVNR294GA235AA 294

SVNR312GA245AA SVNR396GA318AA

312 396

SVNR420GA335AA 420

SVNR444GA353AA SVNR468GA372AA

444 468

SVNR588GA476AA 588

SVNR612GA485AA

612

Page 37 | October 2023