Interested to Buy Any Domain ? << Click Here >> for more details...
Answer Posted / aramuthan
The insulation level in nothing but the type of insulation
used in the winding of the electric machines. There are four
types of insulation level used in electric machines.
A,B,F,H EACH insulation withstands some point of
temperature. for eg A can withstand only 105 deg C
http://tristate.apogee.net/mnd/graphics/fnrins01.gif
| Is This Answer Correct ? | 3 Yes | 1 No |
Post New Answer View All Answers
What are the protections for safe running of electric generator?
how much flux density of CRNO core
How to Prepare preventive maintenance shedule of machine tool.
Define early construction of human being
In cable sizing calculation (determining the max route length of cable) why we choose the shortest length between cable length of full load current Iflc & starting current Istart?
ASTM D 3455 - Standard Test Methods for Compatibility of Construction Material with Electrical Insulating Oil of Petroleum Origin has been used for Testing Transformer Oils with a product placed in it. Aged Control Oil has a Power Factor of 0.032% at 100°C. Aged Oil with a Test component has a Power Factor of 0.093% at 100°. Is this increase acceptable? If not why? How much increase is acceptable?
Make a list observation on Transformer?
how to wiring it with contactor and timer together
Define resonant peak?
If not into production, how far did you follow the design and why did not you see it into production?
1. What is maximum permissible distance between smoke detectors ? 2. How do we decide number of smoke detectors required in a large office, warehouse, hall etc ? 3. What should be maximum height of smoke detectors ? 4. Where do we use heat detector, optical smoke detector, temperature sensitive detector ?
how can service sitting be setted for MCCB?Example for sittings IR (CURRENT RATING),IS(CURRENT STARTING)IO (current operating)?
How to calculate per unit impedance of transformer?
What is the permissible limit of shaft voltage for 6.6 KV motors ? Why? Is there any standard is available?
for 100 HP Induction motor service factor is 1.2(SF) we placed a VFD at the motor side load is balance with 0.3 Amp's Phase to Phase but at incoming of VFD load is un-balance with 10 to 20 Amp's what will be cause of load un balance
