specifications product varistor type gnr34s k model m citation revision b01 total pages 5 page 1/5 released date feb. 06, 2002 revision history no rev. date dcr no. description of change rev. 1 feb. 06,2002 new release b01 2 3 4 5 6 7 8 9 10 11 12 approved by checked by edited by yu-chang huang cloud chen andy chiang
type gnr34s k model m page 2/5 citation date feb. 06, 2002 subject quality approval and structure rev. b01 1. quality system approval iso9001 certificate of approval no.97-hou-aq-1382 2. structure no. item description 2.1 main material zinc oxide 2.2 coating material epoxy resin 2.3 marking gnr, part number 2.4 appearance without dirt and crack, marking should be clear w(max.) 44.0 h(max.) 56.6 t(max.) (1) f 25.4 0.5 t 0.5 0.1 l(min.) 16.5 c(max.) 3.18 w1(max.) 7.0 2.5 dimensions unit: mm (1) see page 3, dimensions table
type gnr34s k model m page 3/5 citation date feb. 06, 2002 subject dimensions table rev. b01 part no. t max. 34s201k 7.8 34s221k 8.0 34s241k 8.2 34s271k 8.6 34s331k 9.0 34s361k 9.3 34s391k 9.6 34s431k 10.0 34s471k 10.5 34s511k 10.7 34s561k 11.1 34s621k 11.4 34s681k 11.9 34s751k 12.5 34s781k 12.7 34s821k 13.2 34s911k 14.0 34s951k 14.5 34s102k 15.0 34s112k 16.0 unit:mm
type gnr34s k model m page 4/5 citation date feb. 06, 2002 subject electrical characteristics rev. b01 3. electrical characteristics n0. item performance test methods 3.0 standard conditions unless otherwise specified, all tests are made under environmental conditions as given below: temperature: 5 ? 35 relative humidity: 45 ? 85 % rh 3.1 maximum allowable voltage ac : (2) vrms dc : (2) v maximum continuous sine wave(rms) or dc voltage which may be applied. 3.2 varistor voltage v 1ma : (2) v voltage across the varistor measured at c ma dc. 3.3 varistor voltage temperature coefficient 0 ? ? ? ? ? 0.05 %/ v cma at 85 v cma at 25 1 v cma at 25 60 3.4 max. clamping voltage (2) v at (2) a peak voltage across the varistor with a specified peak impulse current of 8 20 s waveform. the max. current within the varistor voltage change of less than 10% when one impulse current (8 20 s) applied. 3.5 withstanding surge current (2) a the max. current with a varistor voltage change of less than 10% when two times impulse current (8 20 s) are applied at intervals of 5 minutes. 3.6 energy (2) joule the max. energy absorbed with a varistor voltage change of less than 10% when one impulse(10 1000 s) is applied. 3.7 surge life (2) a the max. current with a varistor voltage change of less than 10% when 10,000 times impulse current (8 20 s) are applied at intervals of 20 seconds at room temperature. (2) see page 5 100
type gnr34s k model m page 5/5 citation date feb. 06, 2002 subject electrical characteristics rev. b01 part number maximum allowable voltage varistor voltage clamping voltage (max.) surge current (8/20 s) maximum energy (10/1000 s) surg e life i tm (a) ac rms (v) dc(v) (v) (v) ip(a) 1 time 2 times w tm (joule) (a) 34s201k 130 170 185 ? 34s221k 140 180 198 ? 34s241k 150 200 216 ? 34s271k 175 225 243 ? 34s331k 210 275 297 ? 34s361k 230 300 324 ? 34s391k 250 320 351 ? 34s431k 275 350 387 ? 34s471k 300 385 423 ? 34s511k 320 415 459 ? 34s561k 350 460 504 ? 34s621k 385 505 558 ? 34s681k 420 560 612 ? 34s751k 460 615 675 ? 34s781k 485 640 702 ? 34s821k 510 670 738 ? 34s911k 550 745 819 ? 34s951k 575 765 885 ? 34s102k 625 825 900 ? 34s112k 680 895 990 ?
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