Ak77's Nano Journal

I've kept on recommending them as a cheap metal halide lighting solution but didn't currently own one, until now.

I ordered it yesterday and it arrived promptly this afternoon! It was also an absolute steal at £28 delivered (Nemo you can stop cursing me now lol :p)!! It came with a free bulb too, although I should imagine its a standard 6500k one or less. I'm just awaiting a 10'000k bulb to arrive now.

I've had these lights before. Two of them were bolted to my wall above my old Juwel Rio 180, which now belongs to a couple of chav's down the road for their lizard, since the seals burst on it and the cabinet all blew up due to moisture outside.

Anyhoo, I thought I'd show you how easy these things are to wire up. I currently don't have any 3 core flex, although I might pinch some off a spare extension lead I have outside lol. Basically if you can wire up a 3 pin plug, you can wire up these lights and have 70/150/250/400 watts of lighting hanging over your pride and joy.

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Note the two small screws at the top corners of the fixture. Once unscrewed, the light flips open as its hinged and the other end.


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Here you can see the cable gland. This is where you feed your 3 core flex into the light fixture


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The opened light. You can see where the bulb goes and all the electronics in the back


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Here is a close-up of the electronics.

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Note the terminal blocks at the bottom. The earth wire is visible. The blue / brown wires are either side but are protected with a heat resistant wrap. Sometimes this heat wrap covers only part of the wires, so the colours are apparent. However, in this one, the colours are completely hidden. So what do you do??

Although they are visible in the picture above, they aren't immediately apparent. Unscrew the terminal blocks and raise them up slightly to reveal a wiring diagram. Doing this also makes it a bit easier to wire everything in. Just don't get the thing the wrong way round and wire it up in reverse (although the bend in the wires gives a good idea of how the thing is meant to be seated)


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In this case its showing the live wire (brown) to go to the left and the neutral (blue wire) to go to the right, with the earth going in the middle to marry up with the one on display already. All you have to do is strip the ends of your 3 core flex and insert the correct wire into each of the terminal blocks. When it comes to wiring up the plug, just do a google search and look at a diagram. The way I remember it is bLue (note the L) goes to the left of the plug, bRown (note the R) goes to the right where the fuse is. The green and yellow is the earth, which goes in the middle/top pin. Once the plug is fitted, you can then put these on a timer switch. You should only require a 3amp fuse for these lights (70w). If memory serves the rough equation is Wattage/voltage = amperage. So 70W/240V = 0.29A. These figures are for the UK only. If in doubt, contact an electrician.


I'll get some pictures up when the light is all wired up and the bulb fitted in. I also need to get around to making a hood assembly to house this in, so stay tuned for that too lol. If you want the details of where to get these from, just PM and I'll let you know. In the meantime, you can see what the old ones looked like above my old tank (excuse the pictures, camera back then wasn't the greatest and my photographic skillz... were virtually non existent lol)
 
Wow, really interesting, I might even be able to do that :blink:

Would you put this info on the lighting thread in hardware, pretty please :nod:

Seffie x
 
Wow, really interesting, I might even be able to do that :blink:

Would you put this info on the lighting thread in hardware, pretty please :nod:

Seffie x

Sure thing Seffie. I'll wait until I've got it all wired up and working correctly to make sure there are no unforseen problems with this particular brand of light (there shouldn't be but with my luck, i'll err on the side of caution lol), and then post the information up. If all goes to plan then I've got a 70w of MH lighting, including bulb for £39. The price for £150 would probably be about £44. Definitely a massive saving from the purpose built lights like arcadia etc.
 
All wired up and working!

I took a shot of the tank with just the 36w of compact T5's


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Here is the 70w metal halide (I just used the standard bulb it came with to test, so forgive the yellowness). The light can go back about 4 inches as it was catching the durso so it wasn't illuminating as much as it could but, you can get an idea of the massive increase in light. Its also producing a razor sharp shimmer effect, something I don't get with the diffused light from the T5 compacts. I left the shutter speed and aperture untouched from the first shot, hence why its over exposed.


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wow very nice, i am int3nding to do a similar lighting thing with my new 260L tank, i just need A way of containing the two or three halides neatly and suspendeed
 
wow very nice, i am int3nding to do a similar lighting thing with my new 260L tank, i just need A way of containing the two or three halides neatly and suspendeed

For £39 in total, I definitely aren't complaining lol.

You can mount them directly onto the wall via the bracket. You'd need a decent drill (SDS percussion) a size 10 drill bit, heavy duty rawlplugs and some M10 screw bolts.

Alternatively, just erect a wooden box/canopy that fits onto the top of your tank, and mount the lights in there, using cross bracing to support/ wedge them in place. You could even fit the canopy to the wall, so that the tank takes no additional weight whatsoever.

Edit*

You could even use them as pendant lighting I suppose, The bracket will rotate 90 degrees to the housing itself. All you'd need to do then is suspend them from the ceiling.
 
Looks really bright, nice idea.

Only thing on a bigger tank would be the reflector, but im pretty sure you could diy one of those too a hell of a lot cheaper than buying a complete unit.

Nice clowns too
 
i was thinking pendant style but im not sure.. I think my dad wants it to look neat as its going in the front hallway. I think my dad could make a box to house them in out of wood using CAD/CAM at the factory. Would wood be okay, humidity? and heat? also for a 120cm long tank thats about 2foot deep how many lights and of what wattage would i need? i was thinking either 2 150W or 3 70W? I am intending to keep sps lps anemones and softies.

Many thanks in advance for your reply AK :rolleyes:
 
twin 150's would be ok on a 4 foot tank. maybe even 3, i wouldnt want to go as low as 70w with you intended stocking and 2 foot depth.

As for heat, if you are enclosing them, your gunna need some sort of cooling system like PC fans.
 
The 10'000k bulb arrived today. I wish I'd gotten a 14'000k like I had originally intended as the colours of the corals are just bland now. I'll keep the 10'000k as a back up and go bluer.

Bollands, I will wait before giving you a recommendation as to the amount and power of these lights you could comfortably get away with. I'm amazed at how much these belt out. Currently its sitting at 45cm above the tank base and the sandbed is very bright with a lot of shimmering going on. I need to raise these lights up 3" - 4" to clear my durso, which is about 6"- 7" below where you will be wanting to keep yours. Once the hood is built and the light fitted, I'll be able to get a better idea of how much light is hitting the bottom and how much is hitting the rocks.

I had 2 x 150w lights over a 3ft tank. Due to the angle that the light comes out of these, you may end up with a shadow effect if you had only 2, although bringing the lights further into the tank (40cm centres) to give you 1/3 equal distribution, with an overlap in the middle, might solve this.

It would be nice to have 3 lights and nicer still if you can keep the SPS under 3 x 70w, purely because of the running costs of 3 x 150w. It might be ok with the 70w's if the sps are located on the mid to upper reaches of the live rock, with soft corals and LPS nearer the bottom. Light not being as intense on the sandbed isn't necessarily a bad thing as some corals don't like the strong lighting. With consideration to the coral placement, the 70w's may work out fine, not eat into your wallet with running costs.

Here's a picture of the tank currently. The light is in the wrong position so its only hitting one side of the tank properly. I've tried getting the colour and the light intensity as accurate a representation as I can, although the dark areas are darker in the picture. I might be able to get my hands on my sisters camera with video function, which might be a bit better.

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Thats a really good idea

pampy

They don't come along often, but I sometimes do have my moments lol.

Here's a shot of the light about an inch or so above where its intended. When the full array hits it, it REALLY lights up. I'm off to find a 14'000k bulb!

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lol, if you're referring to the coral up the top right of the tank, its a little leather toadstool. I wanna get a bigger one. I have some more ric's coming next week, so I'll update about those then.

Its just started snowing hard again. I don't know when I'll be able to get the wood to make the canopy. Soon I hope!! I seriously can't wait to get that halide set up properly.
 

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