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1、wordSifangManual for JFZ-30Q Switching Parallel Unit Manual Box / JFZ-30Q Switching parallel boxUnit ManualManualpiled:Prepared by: Shi Wenhao Checked by: Bao LiyongStandardizedStandardization censor: Zhen Wei InspectedApproved by: Xu GangVersionPublishing numberDoc. CodeDocument code(E)Issued DateP
2、ublishing date: Oct of 20052007.06Copyright owner: Beijing Sifang Automation Co., Ltd.Note: the pany keeps the right to perfect the instruction. If products do not agree with the instruction at anywhere, please contact our pany in time. We will provide you with corresponding service.Technical suppor
3、t Tel: 010-62986668 Faxes: 010-62981900Copyright owned by: Beijing Sifang Automation Co., LtdNote: This pany reserves the right of the modification to the manual. If the product is not consistent to the manual, please contact us in time, and we will offer corresponding service to you. Technical supp
4、ort: phone: 010-62986668 Fax: 010-62981900Important noticepromptsThank you for using products of Beijing Sifang Automation Co., Ltd. In order to safely, correctly and efficiently use the equipment, please do pay attention to following important prompts: Thank you for using the products of the Beijin
5、g Sifang Automation Co., Ltd. In order to securely, correctly and efficiently use this unit, please notice the following important notice: 1) This instruction manual is only applicable to JFZ-30Q switchingparallelboxunit. 2) Please read this manual carefully and adjust, test and operate as per the r
6、egulations in the manual. If the acpanying information is offered, please refer to the acpanying information. 3) To prevent the unit from damage, it is prohibited to hot plug various plug-inschip and contact the chips and parts ponent in the printing circuit board with the current. 4) Please use the
7、 qualified testing instrument and the device for test and detection. 5) If any abnormity happens to the equipment or maintenance is required, please contact service hot line of our pany in time.If the unit operates abnormally or requires repair, please the contact the pany by the hotline number.Tabl
8、e of contents1General111.1Key features of the product111.2Application scope111.3Shape dimension and installation dimension of the product222Technical condition332.1Rated parameter332.2Technical parameter332.3Environmental condition332.4Electrical insulation performance332.5Electromagnetic patibility
9、 performance442.6Mechanical performance442.7Safety performance443JFZ-30Q switching parallel box553.1Power monitoring loop553.2Voltage switching circuit553.3General principle drawing, terminal drawing and plug-in layout drawing664Operation notice995Unpack for checking996Transfer and store997Instructi
10、on for order991 General1.1 Key features of the productSifang switching parallel box is the suite product for the protection and control unit of the Beijing Sifang Automation Co., Ltd; meanwhile it is patible to other protection control products and can be used as suite products at home and abroad.Th
11、e requirement for integrating the voltage monitoring function is considered in the design scheme of Sifang switching parallel box, the switching parallel function is required; the voltage monitoring function is optional. 1.2 Application scopeThe naming method for Sifang series switching parallel box
12、 is as follows: JFZ 30 Q A (/*) (Region flag)Ano-voltage monitoring circuit Bwith voltage monitoring circuit Qswitching parallel box 30dual bus or single bus and single section, switching of basic type or parallel 31dual bus or single bus and single section, switching or parallel of the protection a
13、nd puting voltage 32dual bus or single bus and single section, parallel and repeat of the protection and puting voltage 33single bus dual section, parallel and repeatr of the protection and puting voltage 34dual bus and four section, parallel and repeat of the protection and measuring voltage41dual
14、bus or single bus and single section, switching or parallel of the protection, puting and measuring voltage 42dual bus or single bus and single section, parallel and repeat of the protection, puting and measuring voltage 43single bus and double section, parallel and repeat of the protection, puting
15、and measuring voltage44dual bus and four section, parallel and repeat of the protection, puting and measuring voltageCode of Sifang relay assisted unit Sifang series switching parallel box is divided into the base switching/parallel box (JFZ-30Q), dual bus or single bus section switching/parallel box (JFZ-31Q/41Q), single bus and dual section parallel and repeat box (JFZ-32Q/42Q), single bus and double section parallel and repeat (JFZ-33Q/43Q) and double bus and four-sect
