ABBAI8253BSE036456R1其一，常开触点KPJ1断开，解除KPJ(V)“防跳”自保持回路；其二，常闭触点KPJ2闭合，为下次合闸作准备其三，常开触点KPJ3断开，解除对出口继电器KCO触点的保护作用。7.合闸位置继电器KCC断电返回：其一，常开触点KCC1断开，红灯RD熄灭；其二，常闭触点KCC2闭合。8．信号继电器3KS动作，常开触点3KS闭合，接通预告信号小母线WFS，发出“重瓦斯跳闸”音响信号。电流路径：703→3KS→WFS9．如果变压器在运行时，已将切换片4XB切至“重瓦斯信号”位置，则当重瓦斯触点1KG动作，其常开触点1KG闭合时，重瓦斯信号继电器4KS接通控制小母线WC而励磁。电流路径：WC+→1FU→1KG→4XB→4KS→2FU→WC-10．信号继电器4KS动作，其常开触点4KS闭合，接通预告信号小母线WFS，发出“重瓦斯信号”预告音响信号。电流路径：703→4KS→WFS十、断路器在合闸工作状态，变压器温度信号动作过程1．通常情况下，当变压器上层油温超过85℃时，电接点温度计常开触点KTE闭合，信号继电器6KS接通控制小母线WC而励磁。电流路径：WC+→1FU→KTE→6KS→2FU→WC-2．信号继电器6KS动作，其常开触点6KS闭合，接通预告信号小母线WFS，发出“温度”动作预告信号。电流路径：703→6KS→WFS十一、断路器在合闸工作状态，变压器单相接地保护动作过程1．变压器一次主回路发生单相接地时，零序电流互感器TAN二次线圈感应出不平衡电流，接地继电器KE励磁。电流路径：TAN→KE→TAN2．接地继电器KE达到动作整定值，其常开触点KE闭合，信号继电器7KS接通控制小母线WC而励磁。电流路径：WC+→1FU→KE→7KS→2FU→WC-3．信号继电器7KS动作，其常开触点7KS闭合，接通预告信号小母线WFS，发出“接地”预告音响信号。电流路径：703→7KS→WFS十二、断路器在合闸工作状态，断路器“跳闸回路断线”监视功能分析1．当断路器在正常“运行”状态时:其一，常开辅助触点QF2接通，合闸位置监视继电器KCC接通控制小母线WC而励磁；电流路径：WC+→1FU→KCC→KPJ(I)→QF2→YR→2FU→WC-其常开触点KCC1闭合，因SA(16,13)触点已接通，高压开关柜上红灯RD接通控制小母线WC而亮平光。电流路径：WC+→1FU→SA（16，13）→RD→KCC1→2FU→WC-其常闭触点KCC2断开，为“跳闸回路断线”监视做准备。其二，常开辅助触点QF4接通，为“跳闸回路断线”监视做准备。2．一旦跳闸回路（WC+→1FU→KCC→KPJ(I)→QF2→YR→2FU→WC-）中的任何一点出现断线故障，合闸位置监视继电器KCC即断电返回：其一，常开触点KCC1断开，高压开关柜上红灯RD熄灭；其二，常闭触点KCC2闭合，接通预告信号小母线WFS，发出“跳闸回路断线”预告音响信号。电流路径：703→KCC2→QF4→WFS十三、断路器在合闸工作状态，变压器电流测量回路工作原理分析1．当变压器正常运行时，其一次回路流过变压器负荷电流。2．电流互感器TA1a、TA2a、TA1c、TA2c二次侧分别感应出电流，电流表PA线圈流过两个不同相的电流，指示馈出线的B相负荷电流值。电流路径1：TA1a→PJ→PJR→PA→TA1a电流路径2：TA1c→PJ→PJR→PA→TA1c3．有功电度表PJ两个电流线圈流过的电流，分别来自两个不同相的电流互感器。电流路径1：TA1a→PJ→PJR→PA→TA1a电流路径2：TA1c→PJ→PJR→PA→TA1c4．有功电度表PJ两个电压线圈分别接入电压小母线WV(A)与WV(B)相及WV(B)与WV(C)相之间，各流过一部分电流。电流路径1：WV(A)→PJ→WV(B)电流路径2：WV(B)→PJ→WV(C)5．从而有功电度表PJ指示馈出线有功电量值。6．无功电度表PJR两个电流线圈流过的电流，分别来自两个不同相的电流互感器。电流路径1：TA1a→PJ→PJR→PA→TA1a电流路径2：TA1c→PJ→PJR→PA→TA1c7．无功电度表PJR两个电压线圈分别接入电压小母线WV(B)与WV(C)相及WV(A)与WV(C)相之间，各流过一部分电流。电流路径1：WV(B)→PJR→WV(C)电流路径2：WV(A)→PJR→WV(C)8．从而无功电度表PJR指示馈出线无功电量值。1C31129G031C31132G01MUMA042P1S+MLPET2310P6SC6100-0NA116SC6100-0NA216SC6140-0FE006SC6100-0NA116SC6100-0NA216SC6140-0FE00LSN1AAT-DIO-32HSAT-DIO-32HSNAMC-11NGDR-02NINT-43NIOC-01PP15012HS(ABBN)5APP20012HS(ABBN)5AA06B-0113-B075#00051756-IF6CISTSXP57253AT-DIO-32HSIC200ALG265IC200CBL002IC200CHS022IC200GBI001IC200PWR102IC647MPP101IC647TDV700IC660BBD024IC660BCM501IC660BLM506IC697ACC720IC697ACC724IC697BEM731IC697CHS790IC697CMM711IC697CMM742IC697CPM790IC697PWR711EC20-2012BRAEC20-4ADEC20-4DAHB4A00601756-BA21756-L62386SX-CPU3HAC12928-1386SX-CPUTSXP57253MIQDATA395TDS620BIC693MDL645FFC-9821X1C31234G01SST-PB3-CLX2711-B5A56SE9621-7DD50ZC87A06B-6090-H008DKC02.3-040-7-FW140ACI04000140CPU11303140NOE77101FVR0.1C9S-2JW-13BUJW-1PU140CPS114206FC5203-0AF05-0AB06FC5203-0AF22-0AA21756-A131756-CNB1756-ENBT1756-IB321756-IF81756-OB321756-OF41756-PB721794-IB321794-IE81794-TB21794-TB31794-TB32IC200ALG240IC200ALG320IC200EBI001IC200ERM002IC200MDL241IC200MDL742IC200PWR102T5N400R3203500/22M3500/42M3500/539200-01-05-10-001756-CNB/E1756-ENBT/A1756-L611756-PA75140CPU43412U990NAD23000UP1161EI813FF1830FTU810V1TU812V18509C1757-SRM22A-B4P5N104MDV60A0110-5A3-4-00MDD112D-N-030-N2M-130GA0A06B-0075-B503A06B-6078-K811/L-13MA06B-6127-H103A06B-6151-H045#H580SPEEDREGULATORMAXSPEED2TSX08CD08R6ASUGRMEM-02SNQ33TG-7SVE1FT5071-0AF71-11FT5102-0AG71-1MAD130D-0200-SA-M0-AG0-05-N16EV3054-OFCFBM201FBM2013951326AB-B515EM2LCIMR-G7B4015400V15KW(替代CIMR-HB4A0039FAA400V13150-MCMH-PCP-J-141-DMDLU2021N006AU1435-0AA00-0AA16ED1052-1FB00-0BA66ED1055-1FB00-0BA1140ACI03000140CPU43412A140CPU43412U140CRA93100140CRP93100140DAI75300140DDI84100140DDO35300140DDO84300140EHC10500140XTS00200170AAI03000170ADI35000170ADI74050170ADM35010170ADO74050170XTS00100ABE7-CPA01ABE7CPA02ABE7-CPA03TSXAEY1600TSXAEY800TSXASY410TSXCPP110TSXDEY16D3TSXDSY16T3TSXP571634MTSXP572634MTSXPSY2600MTSXPSY5500MTSXSCY21601TSXSCP114UM72-R-230UC/21/SO46170PNT11020990NAD21110990NAD23000990XCP98000MA-0185-100MAGELISHMIGTO6315MAGELISXBTGT2130TSXDSY16T26NH9720-3AA006NH9860-1AA006NH9910-0AA10-0AA3KSD1-08KSD1-166EP1334-2AA01DGM60-ASAKIC697BEM731531X111PSHAWG3VLT30026GK1561-1AA016ES7331-7KF02-0AB06ES7332-5HD01-0AB06ES7307-1AB01-0AA06ES7315-2AH14-0AB06ES7321-1BLOO-0AA06ES7360-3AA01-0AA06GK7342-5DA02-0XE06EP1436-3BA00MDV60A0450-503-4-00KTC-PRL133/1024416NHM30030AIN12-THK2750OUT19-THK-2754UP11851.27.P5UF/+-5C274AA24600AA0JPM864AK013BSE018161R11746-N04I1746-NR43TK2907-0BB46ES5980-OAE11BSM50GD120DN2-B10V-103-1C24-TIC3645LXCD1TXM155R-14ICDQ1756-A171756-ENBT1756-IF161756-IM16I1756-IR611756-L621756-N21756-OF81756-OW16I1756-PA721756-TBCH1783-MS10T1783-MX08T1783-SFP100FX1784-CF64EI813FFI830FS72401-NA140ACO13000140NOE77101520422000990NAD23000MA-0185-100MA-0186-1001746-0W161762-IF2OF21FT5071-0AF71-11FT5102-0AG71-151403776-100140CPU11302TWDLCAA40DRF79800DA06B-0123-B075#70001746-OW16：A02B-0259-B5016SN1145-1BA01-0BA2SONBTY801P-FBCAI810AO810V2CI840DI810DO810DO815EI803FEI813FFI820FRLM01SA801FSA811FSD802FSD822TU810V1TU8471762-IF2OF21762-OW16PS10-2T2-DD1-AD3IC660BBA020KJ3001X1-CA1KJ3002X1-BC1CIMR-M5N2015A02B-0228-B502A06B-6102-H245#H520ASX-16CATS48C11QATS48C14QPD63F160FOS79800D-00083480A83485A86100A86103A86105A86105C-OPT2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