韓國(guó)AGL-25A-25A 1"產(chǎn)品廣泛LIGHTSTAR韓國(guó)光星KTW-426B1S,KTW-426B2S,KTW-427A1S,KTW-427A2S,KTW-427B1S,KTW-427B2S,KTW-428A1S,KTW-428A2S,KTW-428B1S,KTW-428B2S,KTW-429A1S,KTW-429B1S,KTW-436A1S,KTW-436A2S,KTW-436B1S,KTW-436B2S,KTW-437A1S,KTW-437A2S,KTW-437B1S,KTW-437B2S,KTW-438A1S,KTW-438A2S,KTW-438B1S,KTW-438B2S,KTW-439A1S,KTW-439B1S,KTW-446A1S,KTW-446A2S,KTW-446B1S,KTW-446B2S,KTW-447A1S,KTW-447A2S,KTW-447B1S,KTW-447B2S,KTW-448A1S,KTW-448A2S,KTW-448B1S,KTW-448B2S,KTW-449A1S,KTW-449B1S,KTW-456A1S,KTW-456A2S,KTW-456B1S,KTW-456B2S,KTW-457A1S,KTW-457A2S,KTW-457B1S,KTW-457B2S,KTW-458A1S,KTW-458A2S,KTW-458B1S,KTW-458B2S,KTW-459A1S,KTW-459B1S,KBT-11,KBT-12,KBT-13,KBT-10,KBT-21,KBT-22,KBT-23,KBT-20,KBT-31,KBT-32,KBT-33,KBT-30,KBT-41,KBT-42,KBT-43,KBT-40,KBO-11,KBO-21,KBO-22,KBO-23,KBO-24,KBO-25,KBO-31,KTG-116A1S,KTG-116A2S,KTG-116B1S,KTG-116B2S,KTG-117A1S,KTG-117A2S,KTG-117B1S,KTG-117B2S,KTG-118A1S,KTG-118A2S,KTG-118B1S,KTG-118B2S,KTG-119A1S,KTG-119A2S,KTG-119B1S,KTG-119B2S,KTG-126A1S,KTG-126A2S,KTG-126B1S,KTG-126B2S,KTG-127A1S,KTG-127A2S,KTG-127B1S,KTG-127B2S,KTG-128A1S,KTG-128A2S,KTG-128B1S,KTG-128B2S,KTG-129A1S,KTG-129A2S,KTG-129B1S,KTG-129B2S,KTG-216A1S,KTG-216A2S,KTG-216B1S,KTG-216B2S,KTG-217A1S,KTG-217A2S,KTG-217B1S,KTG-217B2S,KTG-218A1S,KTG-218A2S,KTG-218B1S,KTG-218B2S,KTG-219A1S,KTG-219A2S,KTG-219B1S,KTG-219B2S,KTG-316A1S,KTG-316A2S,KTG-316B1S,KTG-316B2S,KTG-317A1S,KTG-317A2S,KTG-317B1S,KTG-317B2S,KTG-318A1S,KTG-318A2S,,韓國(guó)AGL-25A-25A 1"產(chǎn)品廣泛 電流互感器正常運(yùn)行時(shí)，二次側(cè)不準(zhǔn)開(kāi)路。電流互感器二次一旦開(kāi)路，二次電流I2=0，一次電流I1仍為線路負(fù)荷電流，數(shù)值很大。從而引起鐵芯飽和，磁通Φ劇增，將使鐵芯過(guò)熱，同時(shí)在二次線圈中產(chǎn)生幾千伏甚至上萬(wàn)伏的高電壓。
(2)計(jì)算短路電流時(shí)，需所有發(fā)為保證電力系統(tǒng)的可靠性，系統(tǒng)的發(fā)電機(jī)總是冗余的、有備用的，所以，這對(duì)潮流計(jì)算是一個(gè)巨大的挑戰(zhàn)。為此，建議三相短路電流計(jì)算。①以全接線潮流文件為基礎(chǔ)，在潮流計(jì)算中應(yīng)包括所有發(fā)電機(jī)，未運(yùn)行的機(jī)組以零出力機(jī)組表示。KTG-318B1S,KTG-318B2S,KTG-319A1S,KTG-319A2S,KTG-319B1S,KTG-319B2S,KTG-326A1S,KTG-326A2S,KTG-326B1S,KTG-326B2S,KTG-327A1S,KTG-327A2S,KTG-327B1S,KTG-327B2S,KTG-328A1S,KTG-328A2S,KTG-328B1S,KTG-328B2S,KTG-329A1S,KTG-329A2S,KTG-329B1S,KTG-329B2S,KTG-416A1S,KTG-416A2S,KTG-416B1S,KTG-416B2S,KTG-417A1S,KTG-417A2S,KTG-417B1S,KTG-417B2S,KTG-418A1S,KTG-418A2S,KTG-418B1S,KTG-418B2S,KTG-419A1S,KTG-419A2S,KTG-419B1S,KTG-419B2S,KTG-426A1S,KTG-426A2S,KTG-426B1S,KTG-426B2S,KTG-427A1S,KTG-427A2S,KTG-427B1S,KTG-427B2S,KTG-428A1S,KTG-428A2S,KTG-428B1S,KTG-428B2S,KTG-429A1S,KTG-429A2S,KTG-429B1S,KTG-429B2S,KTG-436A1S,KTG-436A2S,KTG-436B1S,KTG-436B2S,KTG-437A1S,KTG-437A2S,KTG-437B1S,KTG-437B2S,KTG-438A1S,KTG-438A2S,KTG-438B1S,KTG-438B2S,KTG-439A1S,KTG-439A2S,KTG-439B1S,KTG-439B2S,KTG-446A1S,KTG-446A2S,KTG-446B1S,KTG-446B2S,KTG-447A1S,KTG-447A2S,KTG-447B1S,KTG-447B2S,KTG-448A1S,KTG-448A2S,KTG-448B1S,KTG-448B2S,KTG-449A1S,KTG-449A2S,KTG-449B1S,KTG-449B2S,KTG-456A1S,KTG-456A2S,KTG-456B1S,KTG-456B2S,KTG-457A1S,KTG-457A2S,KTG-457B1S,KTG-457B2S,KTG-458A1S,KTG-458A2S,KTG-458B1S,KTG-458B2S,KTG-459A1S,KTG-459A2S,KTG-459B1S,KTG-459B2S,KTK-1161S,KTK-1162S,KTK-1162T,KTK-1163S,KTK-1163T,KTK-1171S,KTK-1172S,KTK-1172T,KTK-1173S,KTK-1173T,KTK-1181S,KTK-1182S,KTK-1182T,KTK-1183S,KTK-1183T,KTK-1191S,KTK-1192S,KTK-1192T,KTK-1193S,KTK-1193T,KTK-1261S,KTK-1262S,KTK-1262T,KTK-1263S,KTK-1263T,KTK-1271S,KTK-1272S,KTK-1272T,KTK-1273S,KTK-1273T,KTK-1281S,KTK-1282S,KTK-1282T,KTK-1283S,KTK-1283T,KTK-1291S,KTK-1292S,KTK-1292T,KTK-1293S,KTK-1293T,KTK-1361S,KTK-1362S,KTK-1362T,KTK-1363S,KTK-1363T,KTK-1371S,KTK-1372S,KTK-1373S,KTK-1373T,KTK-1381S,KTK-1382S,KTK-1382T,KTK-1383S,KTK-1383T,KTK-1391S,KTK-1392S,KTK-1392T,KTK-1393S,KTK-1393T,KTK-0161S,KTK-0162S,KTK-0162T,KTK-0163S,KTK-0163T,KTK-0171S,KTK-0172S,KTK-0172T,KTK-0173S,KTK-0173T,KTK-0181S,KTK-0182S,KTK-0182T,KTK-0183S,KTK-0183T,KTK-0191S,KTK-0192S,,韓國(guó)AGL-25A-25A 1"產(chǎn)品廣泛 主觸頭在分閘彈簧的作用下分開(kāi)切斷電路起到短路保護(hù)作用。2、熱脫扣器熱脫扣器與被保護(hù)電路串聯(lián)。線路中通過(guò)正常電流時(shí)，元件使雙金屬片彎曲至一定程度(剛好到傳動(dòng)機(jī)構(gòu))并達(dá)到動(dòng)態(tài)平衡狀態(tài)，雙金屬片不再繼續(xù)彎曲。
圖（a）和（b）左側(cè)的個(gè)主電路連接方式中，當(dāng)KML線圈得電后，其常閉主觸點(diǎn)先斷開(kāi)（圖2中的綠色圈顯現(xiàn)），之后三個(gè)常開(kāi)主觸點(diǎn)再閉合（圖2中的深藍(lán)色圈顯現(xiàn)），D1、D2、D3接三相電源，由于KMH主觸點(diǎn)斷開(kāi)，因此D4,、D5、D6懸空，電機(jī)低速運(yùn)轉(zhuǎn)。KTK-0192T,KTK-0193S,KTK-0193T,KTK-0261S,KTK-0262S,KTK-0262T,KTK-0263S,KTK-0263T,KTK-0271S,KTK-0272S,KTK-0272T,KTK-0273S,KTK-0273T,KTK-0281S,KTK-0282S,KTK-0282T,KTK-0283S,KTK-0283T,KTK-0291S,KTK-0292S,KTK-0292T,KTK-0293S,KTK-0293T,KTK-0361S,KTK-0362S,KTK-0362T,KTK-0363S,KTK-0363T,KTK-0371S,KTK-0372S,KTK-0373S,KTK-0373T,KTK-0381S,KTK-0382S,KTK-0382T,KTK-0383S,KTK-0383T,KTK-0391S,KTK-0392S,KTK-0392T,KTK-0393S,KTK-0393T,KTA-161A1S,KTA-161A2S,KTA-161A2T,KTA-161R1S,KTA-161R2S,KTA-161R2T,KTA-162A1S,KTA-162R1S,KTA-163A1S,KTA-163A2S,KTA-163R1S,KTA-163R2S,KTA-164A1S,KTA-164A2S,KTA-164R1S,KTA-164R2S,KTA-171A1S,KTA-171A2S,KTA-171A2T,KTA-171R1S,KTA-171R2S,KTA-171R2T,KTA-172A1S,KTA-172R1S,KTA-173A1S,KTA-173A2S,KTA-173R1S,KTA-173R2S,KTA-174A1S,KTA-174A2S,KTA-174R1S,KTA-174R2S,KTA-181A1S,KTA-181A2S,KTA-181A2T,KTA-181R1S,KTA-181R2S,KTA-181R2T,KTA-182A1S,KTA-182R1S,KTA-183A1S,KTA-183A2S,KTA-183R1S,,韓國(guó)AGL-25A-25A 1"產(chǎn)品廣泛 3、兩臺(tái)電流互器的差聯(lián)結(jié)，如圖所示。這種接線方式適用于保護(hù)相間短路故障。4、三臺(tái)電流互感器接成星形聯(lián)接如圖所示。這種聯(lián)接方式用于三相四線制系統(tǒng)中，用以測(cè)量電流、電力和保護(hù)任何形式的短路故障。5、用三臺(tái)電流互感器接成三角形聯(lián)接。
3KW的電機(jī)加380V電壓(三相)，功率因數(shù)是0.8，Y形接法與△形接法計(jì)算公式相同，電流：I＝P/1.732/U/COSφ＝3/1.732/0.38/0.8≈5.7(A)單相220V電壓時(shí)，電流：I＝P/U/COSφ＝3/0.22/0.8≈17(A)若三相220V時(shí)，電流：I＝P/1.732/U/COSφ＝3/1.732/0.22/0.8≈9.8(A)?。KTA-183R2S,KTA-184A1S,KTA-184A2S,KTA-184R1S,KTA-184R2S,KTA-191A1S,KTA-191A2S,KTA-191A2T,KTA-191R1S,KTA-191R1S,KTA-191R2T,KTA-192A1S,KTA-192R1S,KTA-193A1S,KTA-193A2S,KTA-193R1S,KTA-193R2S,KTA-194A1S,KTA-194A2S,KTA-194R1S,KTA-194R2S,KTB-161A1S,KTB-161A2S,KTB-161A2T,KTB-161R1S,KTB-161R2S,KTB-161R2T,KTB-162A1S,KTB-162R1S,KTB-163A1S,KTB-163A2S,KTB-163R1S,KTB-163R2S,KTB-164A1S,KTB-164A2S,KTB-164R1S,KTB-164R2S,KTB-171A1S,KTB-171A2S,KTB-171A2T,KTB-171R1S,KTB-171R2S,KTB-171R2T,KTB-172A1S,KTB-172R1S,KTB-173A1S,KTB-173A2S,KTB-173R1S,KTB-173R2S,KTB-174A1S,KTB-174A2S,KTB-174R1S,KTB-174R2S,KTB-181A1S,KTB-181A2S,KTB-181A2T,KTB-181R1S,KTB-181R2S,KTB-181R2T,KTB-182A1S,KTB-182R1S,KTB-183A1S,KTB-183A2S,KTB-183R1S,KTB-183R2S,KTB-184A1S,KTB-184A2S,KTB-184R1S,KTB-184R2S,KTB-191A1S,KTB-191A2S,KTB-191A2T,,韓國(guó)AGL-25A-25A 1"產(chǎn)品廣泛 用幾個(gè)電阻組成的分壓器和測(cè)量機(jī)構(gòu)串聯(lián)，可形成多量程電壓表。靜電系電壓表的最低量程為幾十伏，擴(kuò)大量程是靠改變電表內(nèi)部結(jié)構(gòu)和極間距離來(lái)達(dá)到。此外，電磁系電表的測(cè)量機(jī)構(gòu)在理論上也可用于測(cè)量直流電壓。交流類型主要采用整流式電表、電磁系電表、電動(dòng)系電表和靜電系電表的測(cè)量機(jī)構(gòu)。
MENU:在儀表測(cè)量顯示的情況下，按該鍵盤進(jìn)入編程模式，儀表提示密碼:CODE，輸入正確密碼后，可對(duì)儀表進(jìn)行編程、設(shè)置，儀表出廠時(shí)密碼初始為0001;"MENU"另一個(gè)作用是在編程操作過(guò)程中，起上退作用。例如，在編程模式下，INPT-I.SCL-5下按"MENU"，儀表會(huì)顯示INPT-I.SCL。KTB-191R1S,KTB-191R1S,KTB-191R2T,KTB-192A1S,KTB-192R1S,KTB-193A1S,KTB-193A2S,KTB-193R1S,KTB-193R2S,KTB-194A1S,KTB-194A2S,KTB-194R1S,KTB-194R2S,KTH-U1162S,KTH-U1172S,KTH-U1182S,KTH-U1192S,KTH-U1262S,KTH-U1272S,KTH-U1282S,KTH-U1292S,KTH-U2162S,KTH-U2172S,KTH-U2182S,KTH-U2192S,KTH-U3162S,KTH-U3172S,KTH-U3182S,KTH-U3192S,KTH-U3262S,KTH-U3272S,KTH-U3282S,KTH-U3292S,KTH-U4162S,KTH-U4172S,KTH-U4182S,KTH-U4192S,KTH-U4262S,KTH-U4272S,KTH-U4282S,KTH-U4292S,KTH-U4362S,KTH-U4372S,KTH-U4382S,KTH-U4392S,KTH-B1161S,KTH-B1162S,KTH-B1171S,KTH-B1172S,KTH-B1181S,KTH-B1182S,KTH-B1191S,KTH-B1192S,KTH-B1261S,KTH-B1262S,KTH-B1271S,KTH-B1272S,KTH-B1281S,KTH-B1282S,KTH-B1291S,KTH-B1292S,KTH-B2161S,KTH-B2162S,KTH-B2171S,KTH-B2172S,KTH-B2181S,KTH-B2182S,KTH-B2191S,KTH-B2192S,KTH-B3161S,KTH-B3162S,KTH-B3171S,KTH-B3172S,KTH-B3181S,KTH-B3182S,KTH-B3191S,KTH-B3192S,KTH-B3261S,KTH-B3262S,KTH-B3271S,KTH-B3272S,KTH-B3281S,KTH-B3282S,KTH-B3291S,KTH-B3292S,KTH-B4161S,KTH-B4162S,KSP-1161,KSP-1162,KSP-1171,KSP-1172,KSP-1181,KSP-1182,KSP-1191,KSP-1192,KSP-2161,KSP-2162,KSP-2171,KSP-2172,KSP-2181,KSP-2182,KSP-2191,KSP-2192,KDX-AC,KDX-AN,KDX-BC,KDX-B2N,KDX-B1N,KDX-A1N,KDX-A1C,韓國(guó)AGL-25A-25A 1"產(chǎn)品廣泛 ⑵要保證熱繼在電動(dòng)機(jī)的正常起動(dòng)過(guò)程中不致誤動(dòng)作。⑶由于熱繼有熱慣性，不能做短路保護(hù)，應(yīng)考慮與斷路器或熔斷器的短路保護(hù)配合問(wèn)題。⑷要注意電動(dòng)機(jī)的工作制。如果操作高，則不宜采用熱繼保護(hù)，而要采取其他保護(hù)措施，例如在電機(jī)中預(yù)埋熱電阻/電偶測(cè)溫做溫度保護(hù)。
交流器的主要參數(shù)及型 （1）額定電壓：指主觸頭的額定工作電壓和輔助觸頭及吸引線圈的額定電壓。（2）額定電流：指主觸頭在額定電壓，額定工作制和操作下，所允許的工作電流值。若改變使用條件，其額定電流值也要隨之改變。
