25 AWG (0.16 SQ MM)
Monday, November 8, 2010
Friday, October 15, 2010
Tips to test -1
1.While doing the Under voltage relay trip test increase the full voltage level and decrease slowly to get the correct results
2. While doing the Hand reset L/O relay pickup drop off test don't give the continuous voltage to the coil. Use MCB to on off. To get the pick up current put multimeter in "Fast max " range.
3.While test the CVT or VT connect the primary neutral with earth other vise result will be wrong.
Tuesday, June 29, 2010
Friday, May 14, 2010
CABLE LAYING
BEFORE CABLE LAYING
a. Laying schedule
b. Termination Schedule
2.Seperate the laying schedule in size vice for laying and gland calculations
3.Seperate the schedules in panel vice for termination and lug quantity
4.Compare the panel vice cable schedule with appropriate drawings
5.Keep at lest one spare core per cable.
6.Arange the following materials
a. Cable Jake
b. Cable rollers tools ext..
c. Cable cutter
d. White marker
e. Cello tape or masking tape and insulation tape
f. Aluminum ladder
g. Scrap cable sheath
h. Cable tie
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