DG2R090M

Surge arrester 2-electrode arrester Series/Type: DG2R090M Customer: Version/Date: Issue 01/2014-03-11 DC Elec. 2012 . Reproduction,publication and dissemination of this document, enclosures hereto and the information contained therein without DG' prior express consent is prohibited. Surge arrester 2-Electrode arrester Features DG2R090M Applications ● Extremely small size ● Splitter ● Extremely fast response time ● PCI Cards ● Eexcllent SMD handing ● Morden ● Stable performance over life ● Line cards ● Very low capacitance ● High insulation resistance ● RoHS-compatible No:RLSHE001142360003 ● UL-identification, No:E357943 Electrical specifications DC breakdown voltage 1) 2) 90 ±30 Impulse breakdown voltage 1) at 1kv/us -Typical values of distribution Insulation resistance at DC 50V Capacitance at 1MHz 2) Service life 3) 10 operations 8/20us 10 operations 50Hz Weight Storage and operations temperature Climatic category（GB/T 9043，IEC61643-1) Marking,Blue positive V % V GΩ Pf 650 1 1 5 5 ~0.35 -40…+125 40/90/21 2R 90 KA A g °C Tel: +86-510-81707285 Fax: +86-510-81707277 www.dong-guang.com DC Elec. Issue 01/2014-03-11 Please read Cautions and warnings and important notes at the end of this document. Page 2 of 3 Surge arrester 2-Electrode arrester 1) At delivery AQL 0.65 level Ⅱ,DIN ISO 2859 2) In ionized mode 3) DC spark-over voltage ±30% after load DG2R090M Tests according to ITU-T Rec. K. 12 and UL 497B Terms and current waveforms in accordance with: ITU-T Rec. K. 12; IEC 61643-1 and DIN 57845 / VDE0845 Dimension Recommended pad outline Tin-plated Dimension is mm Cautions and warnings ● Depending on the incorporation position,the surge arrester may have to be additionally secured by mechanical means. ● Surge arresters must not be operated directly in power supply networks. ● Surge arresters may become hot in case of longer periods of current stress(danger of burning). ● Damaged surge arresters must not be re-used. DC Elec. Please read Cautions and warnings and important notes at the end of this document. Issue 01/2014-03-11 Page 3 of 3