hiiii sirrr. 3 ph submercible pump or any 3 ph pump ko megger se kaise check kre??? 6 terminals ko kaise check kre or megger value kya ani chahiye... ph to ph ??? , ph to earth ?? practically exaplian video upload kre ..
सर जी नमस्कार आपकी videos से बहुत सीखने को मिलता है मेरा एक सवाल है चाहे तो उस पर video बना के बता देना या मुझे reply कर देना। जो भी फेज preventor लगते वो incoming मे लगते है अगर mcb, contactor और overload के बाद जब मोटर केबल connect कर दी अगर मोटर केबल का कोई वायर break हो जाए तो इस condition मे circuit मे कोन सा switchgear मोटर को safe रखेगा? या मोतोर् ज्यादा current draw करने लग जाएगी और overload control circuit को ओफ् करेगी परन्तु दो windings मे तब तक ज्यादा current flow होगा जितने time बाद् overload relay अपना काम करेगी। आपके reply का इंतजार रहेगा। धन्यवाद
Sir aape videos sbhi ke liye bahut hi useful aur informative hote hai mera question hai ki industry me kisi bhi induction motor ki rpm ko bina vfd ki help se increase or decrease kar sakte hai kya Ex kisi 15hp ya kisi bhi range ki motor jo run condition me hai or jiska Ns 1500 rpm hai & Nr (1450 approx) rpm hai kya hum eske rpm Ns1650 aur Nr ko 1600 rpm tak kar sakte hai (without vfd use ke )kiye kya motor ke winding data ko change karke kjya ja sakta hai kya please reply to me of my question Thanks
Sir koi bhi size ka cable ki ir value kam se kam kitni honi chahiye ki jis se hum usko use me le ske, jese ki apne motor par vdo bnaya hai ese cable ka bhi bnaye pls sir
Cable voltage drop pe video banaye Under ground cable k liye konsi conditions consider karni hoti he or Overhead k liye konsi conditions full fill karni hoti he
Sir..... 3 phase 9.5 kw de watering pump ka star delta starter se connection kaise kre???? Y D Starter main A1 B1 C1 C2 B2 A2 Kaise connection kre??? Pump mai se 6 wire terminals aa rha hai ... Uska continuity check kiya... Uske baad kaise connection kre???? Help me
Sir, analog megger (500v) me 0 se infinity tak dial plate me numbers hota hai. Usme ek 415v 3 phase motor ka megger value 1.41 mega ohms show karne par motor ki insulation sahi mani jayegi yaa nahi ?
Jab motor ma megger ok cable okay ata ke fir bhi fuse instant udte he to khte he ki uska inductance week ho gya he. To inductance measurement ke upar video bnaiye. Vo kb krna pdta he ?
Sir four poll 40amp ka MCB ka amp hata hai ek phase ek neutral 40amp fir ek phase ek neutral 40amp fir ek phase ek neutral 40amp ka hata hai ya 3phase Mila kar 40amp hata hai please bataye
Sir..mere company main 10kv ka ups hai o jaldi hi khatam hota hai....ou mai generater nahi chalana hahta hu...to mai ups ke in put supply ke liye inverter use kr sakta hu kya
Sir, May i know what is reference of your teaching.From where you get the values.How you are telling that for 2KV motor 1 mega ohm is sufficient and also KV +1 mega ohm rule.So that it will be useful for the viewers.
सर, 1) 11KV/415V ट्रांसफॉर्मर का insulation resiatance टेस्ट करते समय क्या यह नियम इस्तेमाल कर सकते हैं क्या? 2) Transformer Di-electric voltage test क्या होता है. 3) Hi-Pot voltage Test क्या होता हैं 🙏
Sir agar motor ka hp bada diya jaye to resistance me kya difference rahega. Example- 1hp ki motor ki winding ka resistance kya hoga. 5hp ki motor ki winding ka resistance kya hoga
Meri ek he station pr do VHS motors one month k andr star se delta mein shift hote hi burnt out huyi hai. . Kindly let me know the reason of burnt out. .
Sir i am your new subscriber Working in Steel industry my question is we have two type of blower motors one is delta connected and other is star connected but RPM are same at 415 v plz explain.
Star connected motor or delta connected motor dono hi same RPM ki market mein available hai. Hume kaunsi chahiye ye depend karta hai ki hamari requirement kya hai.
@@electricalwithabhishekjoshi thanks for replying Sir aapki bat sahi h but mera confusion ye hai jb star to delta me kisi motor ko start krte hain tb star me speed km rahti h delta me rated speed pe aati h to ek motor star configuration me rated speed pe chalne ka logic explain kijiye. 2.2 kw star connected rpm 2880 7.5 kw delta connected rpm 2880
Sir radhe radhe Jes ki 22kw ki moter ka flc 39 hota , mere questions yeh ki wah Star delta me run karti h to sir uske six cable point pe paryatak point pe kitna current aana chahiye Iska koi formula bhi h to beta dijiye AP ka bahut bahut abhari rehunga
Sir megger ka calculation kese karten he ? Suppose hamare paas 1000V ka megger reading 500 Mega ohm de raha he agar ham same test 5000V ka megger use karenge to kitna resistance ayega ? Sir please iss ke bare me bhi bataiye
Sir, To predict the health of Motor also required to measure the winding resistances of all three . Please make the video on minimum winding resistance values for healthyness of Induction Motors. Thank you very much.