Page 13 - Electrician 1st year - TP

T«t£ Gi T«t£ TdL Gi

1.5.50 3 úTv ªuÑtßL°p ªuú]ôhPm, ªu]ÝjRm, ªuNd§,
ªu]ôt\p Utßm TYo @úTdPûW A[®Pp (Measure current,
voltage, power, energy and power factor (PF) in 3 phase circuits) 148

1.5.51 3 úTv ªuÑt±p ùLlTô£hPûW TVuTÓj§ §\u LôW¦ûV
(Power factor) (PF) A§L¬dLf ùNnÙm T«t£ (Practice improvement of
PF by use of capacitor in three phase circuit) 151

1.5.52 3 úTv 4 Lm© AûUl©p ¨ëhWûX TVuTÓj§ Lm©Lû[
LiP±Rp Utßm úTv ºdÏYuv ÁhPûW TVuTÓj§ úTv
ºdÏYuû^ LiÓ©¥jRp (Ascertain use of neutral by identifying wires
of a 3 phase 4 wire system and find the phase sequence using phase sequence
meter) 154
1.5.53 3 úTv 4 Lm© AûUl©p ¨ëhWp Lm© ùRôPof£Vt±þ
þ ÚkRôp, AR]ôp HtTÓm ®û[ÜLû[ LiP±Rp (Determine
effect of broken neutral wire in three phase four wire system) 157
1.5.54 vPôo Utßm ùPpPô CûQl×L°p ûXu Utßm úTv
CûQl×LÞdÏ CûPúVÙs[ ùRôPoûT LiP±Rp
(Determine the relationship between line and Phase values for star and delta
connections) 159
1.5.55 3 úTv ªu Ñt±p NUUô] Utßm NUªpXôR TÞdL°u
ªu Nd§ûV A[®Pp (Measure the power of 3- phase circuit for
balanced and unbalanced loads) 162
1.5.56 3 úTv 4 Lm©Ls AûUl©p JÚ úTv³p ÏßdÏ Ñtß
HtThÓ®hP ¨ûX«p Ut\ CWiÓ úTvL°u ªuú]ôhPm
Utßm ªu]ÝjRjûR A[®Pp Utßm SpX ¨ûX«Ûs[
AûUl×Pu Jl©ÓRp (Measure current and voltage of two phases in
case of one phase is short circuited in three phase four wire system and
compare with healthy system) 165
Tϧ 6 : ùNpLs Utßm úThP¬Ls (Cells and Batteries)
1.6.57 TXYûL ùNpL°u TVuLs (Use of various types of cell) 166

1.6.58 TpúYß ¨ûXL°p ùNpLû[ ÏÝdL[ôL CûQjÕ
ϱl©hP ªu]ÝjRm Utßm ªuú]ôhPm B¡VYtû\
ùTßYRtLô] T«t£ ùTßRp Utßm LY]m ùNÛjÕRp
(Practice on grouping of cells for specified voltage and current under different
conditions and care) 168

1.6.59 úThP¬ûV ªuú]t× ùNnYRtÏ RVôo ùNnRp Utßm T«t£
ùTßRp úUÛm ªuú]t× ªu Ñt±u ®TWeLs (Prepare and
practice on battery charging and details of charging circuit) 170
1.6.60 úThP¬Lû[ YZdLUôL LY²jRp/ TWôU¬l× ùNnRp Utßm
úNôRû] ùNnRp (Practice on routine care / maintenance and testing of
batteries) 174
1.6.61 ùLôÓdLlThÓs[ §\àdúLtT úNôXôo ùNpL°u
Gi¦dûLLû[ ùRôPo CûQl×/ TdL CûQl×dÏ
¾oUô²jRp (Determine the number of solar cells in series / Parallel for
given power requirement) 176

(xi)