specifications product varistor type gnr53d k model n 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 gnr53d k model e` e` e` e` ! B B B B Yo Yo Yo Yo page 2/5 citation e` e` e` e` ! BYo BYo BYo BYo date e` e` e` e` ! BYo BYo BYo BYo subject quality approval and structure rev. e` e` e` e` ! BYo BYo BYo BYo 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 d(max.) 65.0 h(max.) 78.2 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 gnr53d k model e` e` e` e` ! B B B B Yo Yo Yo Yo page 3/5 citation e` e` e` e` ! BYo BYo BYo BYo date e` e` e` e` ! BYo BYo BYo BYo subject dimensions table rev. e` e` e` e` ! BYo BYo BYo BYo part no. t max. 53d201k 6.3 53d241k 6.5 53d271k 6.7 53d331k 7.0 53d361k 7.2 53d391k 7.4 53d431k 7.6 53d471k 7.9 53d511k 8.1 53d621k 8.8 53d681k 9.1 53d751k 9.5 53d781k 9.7 53d821k 9.9 53d911k 10.5 53d951k 10.9 53d102k 11.3 53d112k 11.9 unit:mm
type gnr53d k model e` e` e` e` ! B B B B Yo Yo Yo Yo page 4/5 citation e` e` e` e` ! BYo BYo BYo BYo date e` e` e` e` ! BYo BYo BYo BYo subject electrical characteristics rev. e` e` e` e` ! BYo BYo BYo BYo 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 gnr53d k model e` e` e` e` ! B B B B Yo Yo Yo Yo page 5/5 citation e` e` e` e` ! BYo BYo BYo BYo date e` e` e` e` ! BYo BYo BYo BYo subject electrical characteristics rev. e` e` e` e` ! BYo BYo BYo BYo part number maximum allowable voltage varistor voltage clamping voltage (max.) surge current (8/20 s) maximum energy (10/1000 s) surge life i tm (a) ac rms (v) dc(v) (v) (v) ip(a) 1 time 2 times w tm (joule) (a) 53d201k 130 170 185 ? 53d241k 150 200 216 ? 53d271k 175 225 243 ? 53d331k 210 275 297 ? 53d361k 230 300 324 ? 53d391k 250 320 351 ? 53d431k 275 350 387 ? 53d471k 300 385 423 ? 53d511k 320 415 459 ? 53d621k 385 505 558 ? 53d681k 420 560 612 ? 53d751k 460 615 675 ? 53d781k 485 640 702 ? 53d821k 510 670 738 ? 53d911k 550 745 819 ? 53d951k 575 765 885 ? 53d102k 625 825 900 ? 53d112k 680 895 990 ?
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