⏚ Electrical Engineering

special thermostat do they make?

I need a plug in (no rewiring required) thermostat to turn on and off a 220V all thermostat. Searched high and low, bes...

0 comments posted 19yrs

posted by tired

0 comments posted 19yrs posted by tired

easy question but im in doubt (ac adaptor)

ive lost my adaptor for my router. on the router, it says 10VDC 1A. but i have another adaptor which outputs 12V 1A. is...

1 comments posted 19yrs

posted by mohdnaim

1 comments posted 19yrs posted by mohdnaim

Why Space Heater for Induction Motors

Dear all, Why a space heater is required for Industrial Induction Motors? My ans. is to avoid condensation. ok. i agree...

12 comments posted 19yrs

posted by govindarul

12 comments posted 19yrs posted by govindarul

Input resistance for AC input

I read on a book that when a circuit has an AC voltage source as the input then it's input resistance is Ri= ui/ii wher...

3 comments posted 19yrs

posted by qwerty

3 comments posted 19yrs posted by qwerty

Common problems in cast resin transformers

Dear All, i am involved in commissioning of 1000 MW power plant and in future shall be responsible for maintenance also...

6 comments posted 19yrs

posted by mayur713

6 comments posted 19yrs posted by mayur713

help on electron detection

I'm working on a research topic that involves detection of secondary electrons induced by energetic ions. Secondary ele...

0 comments posted 19yrs

posted by mscetiner

0 comments posted 19yrs posted by mscetiner

GFCI With Additional Coil?

I'm replacing a GFCI in a hot tub. The unit looks like a regular blank face GFCI except for some type of coil on the ba...

5 comments posted 19yrs

posted by streetsj.no.spam

5 comments posted 19yrs posted by streetsj.no.spam

disadvantage of shunted capacitors

This is mention in a book that I don't quite understand how it happens "There are several disadvantages to mechanically...

1 comments posted 19yrs

posted by kelfookf

1 comments posted 19yrs posted by kelfookf

Why does electric energy get cheaper as consumption gets higher?

Where I live, we pay a lump sum each month and then energy gets cheaper as the total consumption gets higher. What is t...

7 comments posted 19yrs

posted by qwerty

7 comments posted 19yrs posted by qwerty

jaw crusher help

hey does anyone have any prints on the assembling of an ammann jaw crusher?

0 comments posted 19yrs

posted by tpdu.moe

0 comments posted 19yrs posted by tpdu.moe

Lightening strike question

Last night, there was a really close lightening strike. This morning, I found two dead squirrels, about six feet apart,...

8 comments posted 19yrs

posted by Guardian

8 comments posted 19yrs posted by Guardian

Power Grid Stability

Hi, I have heard of cases where engineers were unable to synchronize a generator with the grid. The generators and the...

8 comments posted 19yrs

posted by lekosmoth

8 comments posted 19yrs posted by lekosmoth

what is this worth?

http://cgi.ebay.com/ws/eBayISAPI.dll?ViewItem&ssPageName=ADME:L:LCA:US:11&item=180133938136 I am thinking about bidding...

2 comments posted 19yrs

posted by radioboy1950

2 comments posted 19yrs posted by radioboy1950

Overvoltage of shunt capacitors

I am reading book about voltage stability, it mentions that overvoltage will happen at the stable part of the system as...

7 comments posted 19yrs

posted by kelfookf

7 comments posted 19yrs posted by kelfookf

Mercury outboard

We have a 25hp Mercury outboard that is not charging the battery. Can anyone supply a diagnostic for this application? W...

3 comments posted 19yrs

posted by ebobbyray

3 comments posted 19yrs posted by ebobbyray