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Posted

Hi All,

My surge protector (the thing that makes lots of noise when the power goes off) is relatively new. Today I moved my (Desktop) computer onto a new desk but when I put everything back together again the 3x sockets at the back of the protector seem to have lost their grip ie plugs hang loose & could easily fall out instead of fitting tight. Normal fault finding confirmed that leads & fuse were ok but there was no power in any of the 3 sockets. Is there a 'quick fix' for this or is it cheaper/easier to simply buy a new one?

Posted

It's a UPS not a surge protector (although it may well incorporate one).

Have you turned the unit on after moving it (switch on the front)?

If it's not recovering chances are the batteries are dead, a cheap DIY fix.

"I don't want to know why you can't. I want to know how you can!"

Posted

Just buy a better one, the price is usually around 1.5x but then they'll actually work. I've fried three cheapos in five years, now have had costlier models (Queen I think, from Office Depot) that are quick enough to turn on upon power failure without shutting down my projector and don't get hot, connectors are higher grade as well. Worth a couple of thousand baths more. Including surge protection and voltage stabilization.

  • Like 1
Posted

Thanks guys. I have turned it on but as explained in the OP the 3 sockets are dead & have no grip. I paid around 1.5k for the unit (date TBC but not more than 2 years ago). It had been fine until today. The fuse works in another appliance therefore i'm at a loss as to what the problem is.

I'll get a new one:)

Posted

Sounds like something came loose during the move.

Open it up and have a look. Careful what you touch with the batteries connected you can get a high voltage shock. w00t.gif

If you find it's something simple to fix like a loose wire disconnect the battery first before trying any repairs.

thumbsup.gif

Posted

Go for a good one APC, I have 6 and have had they many years, never a problem and they work.

I always use they when my customer needs or replaces a UPS, the warranty is great and Is applicable here in Thailand.

Need a emergency light for power cuts, plug a light with a LED bulb in the UPS it will last for days.

Also remember the purpose of a UPS is to allow you to shutdown your computer properly, no to keep working.

Posted
Also remember the purpose of a UPS is to allow you to shutdown your computer properly, no to keep working.

that goes for the el cheapo models. a good UPS system, like the one below, lets you work till the cows come home. but then you have to shell out approximately 15,000 Baht.

post-35218-0-15634600-1345509433_thumb.j

  • Like 1
Posted
Also remember the purpose of a UPS is to allow you to shutdown your computer properly, no to keep working.

that goes for the el cheapo models. a good UPS system, like the one below, lets you work till the cows come home. but then you have to shell out approximately 15,000 Baht.

Nice homemade UPS, is it yours?

Posted
Also remember the purpose of a UPS is to allow you to shutdown your computer properly, no to keep working.

that goes for the el cheapo models. a good UPS system, like the one below, lets you work till the cows come home. but then you have to shell out approximately 15,000 Baht.

Nice homemade UPS, is it yours?

all what i did was the wiring, a 10 minute job. we have three systems in the house. one for the water pumps supplying the house, one for my study and the TV-room and one for my wife's study. although power interruptions are (compared to earlier years) very rare i wouldn't want to miss them.

Posted
Also remember the purpose of a UPS is to allow you to shutdown your computer properly, no to keep working.

that goes for the el cheapo models. a good UPS system, like the one below, lets you work till the cows come home. but then you have to shell out approximately 15,000 Baht.

Very nice! What kind of maintenance cost and life expectancy does this system have?

Posted
Also remember the purpose of a UPS is to allow you to shutdown your computer properly, no to keep working.

that goes for the el cheapo models. a good UPS system, like the one below, lets you work till the cows come home. but then you have to shell out approximately 15,000 Baht.

Very nice! What kind of maintenance cost and life expectancy does this system have?

the inverters have a small technical flaw, i.e. they keep on trickle charging even when the batteries are fully charged. that causes unnecessary battery water loss. replenishment is about 2 liters of distilled water per month and per system. a carton with 12 bottles is 100 Baht, that means cost of 20 Baht/month/system is negligible.

the expensive part is replacing the batteries, 2 per system, each battery 3,500 Baht. have no idea when this is required. batteries are now a bit over 4 years old. quite obviously they last much longer than those in cars.

Posted

Very nice! What kind of maintenance cost and life expectancy does this system have?

the inverters have a small technical flaw, i.e. they keep on trickle charging even when the batteries are fully charged. that causes unnecessary battery water loss. replenishment is about 2 liters of distilled water per month and per system. a carton with 12 bottles is 100 Baht, that means cost of 20 Baht/month/system is negligible.

the expensive part is replacing the batteries, 2 per system, each battery 3,500 Baht. have no idea when this is required. batteries are now a bit over 4 years old. quite obviously they last much longer than those in cars.

Thank you very much for this! I presume these are deep cycle batteries (200-500 cycles), not your average starter battery.

Posted

Thank you very much for this! I presume these are deep cycle batteries (200-500 cycles), not your average starter battery.

i use deep cycle batteries in another home abroad where they are available at a fair price. here in Thailand i use only a pair in my "pumphouse system". the others are normal truck batteries.

reason: deep cycle batteries in Thailand seem to be gold laced and diamond studded inside... judging by the price ermm.gif

Posted

Thank you very much for this! I presume these are deep cycle batteries (200-500 cycles), not your average starter battery.

i use deep cycle batteries in another home abroad where they are available at a fair price. here in Thailand i use only a pair in my "pumphouse system". the others are normal truck batteries.

reason: deep cycle batteries in Thailand seem to be gold laced and diamond studded inside... judging by the price ermm.gif

That's interesting that you use truck batteries with such a result.

I suspect deep cycle batteries are that pricey as they are mainly used for marine pleasure crafts, which seems to be an area for daylight robbery in this country (i.e. Blatant and unfair overcharging).

Posted

That's interesting that you use truck batteries with such a result.

I suspect deep cycle batteries are that pricey as they are mainly used for marine pleasure crafts, which seems to be an area for daylight robbery in this country (i.e. Blatant and unfair overcharging).

in any country anything related to boats and yachts is overpriced multiple times dry.png

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