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duplicate nav lights panel
"Bob Crantz" wrote
You could always replace the in cabin switches with manual/remote circuit breakers (RCCBs) and place the circuit breaker control switches out in the cockpit. That would keep the power circuit the same as you have it now and the controls in both places would be exact duplicates, no need for three way switches, etc. You would know if they were on or off too. Amen! Bob Crantz Well, they already rejected a latching relay as "to complex" even though they are readily available, cheaper, easier to install and more reliable than a 3-way circuit. An RCCB costs 20 times as much and impossible to find except from specialized aviation or industrial control sources. -- Glenn Ashmore I'm building a 45' cutter in strip/composite. Watch my progress (or lack there of) at: http://www.rutuonline.com |
duplicate nav lights panel
"Edgar" wrote in message
... "Capt. JG" wrote in message ... There are all interesting suggestions. I agree that complexity shouldn't be the goal, and I want something that is not much less bullet proof than what I currently have. I very much agree that one must confirm that on-ness or off-ness of the lights no matter the setup. My intention was, is, will always be, to do that confirmation at the fixture, but my goal here is to find something that can be used relatively faster than having to go below or ask someone else to go below, perhaps someone who is less familiar with the panel. I teach and do charters on my boat, so I don't like to rely on a student/customer to do something that I can't immediately confirm. All things being equal, I'd like to be able to flip the switch on my own, then, when the opportunity presents itself, confirm things are working. Another thing to keep in mind is that while I always confirm my bow lights work before I leave the dock, there's no easy and sometimes no safe way to confirm they're on underway. I cannot imagine leaving the helm to go all the way forward in less than ideal conditions or asking a less experienced person to do so to confirm the bow lights are on. The masthead is easy to confirm of course, as is the stern light. My instrument panel has an ammeter which tells me the total current being drawn from the house battery by all the auxiliaries on the panel. When you switch anything on, even a single mast light, you can see the needle give a little kick which confirms that it is indeed working. And yes, I know that a short circuit on the wiring would also give a kick, probably much greater, but IMO you can ignore this possibility if you manually check the operation of the lights occasionally. Neither of my panels have an amp meter unfortunately. Even if they did, I wouldn't be able to see them from the cockpit. I've been thinking about upgrading the panel, but haven't done so. -- "j" ganz @@ www.sailnow.com |
duplicate nav lights panel
wrote in message
... On Thu, 27 Mar 2008 05:59:59 -0400, "Glenn Ashmore" wrote: "Bob Crantz" wrote You could always replace the in cabin switches with manual/remote circuit breakers (RCCBs) and place the circuit breaker control switches out in the cockpit. That would keep the power circuit the same as you have it now and the controls in both places would be exact duplicates, no need for three way switches, etc. You would know if they were on or off too. Amen! Bob Crantz Well, they already rejected a latching relay as "to complex" even though they are readily available, cheaper, easier to install and more reliable than a 3-way circuit. An RCCB costs 20 times as much and impossible to find except from specialized aviation or industrial control sources. Or, if remembering to turn them on or off is a problem, you could simply get in the habit of turning on the NAV lights when you get underway as part of the same ritual when you get other things ready, and turn them off when you return and put things away. That means you can verify they are on by a physical check, too, when you go forward to untie the safety tie around your furled headsail. No modifications needed. It's perfectly acceptable to run the NAV lights whenever underway, even at high noon on a sunny day. These days, with LED NAV lights, it doesn't present much of a problem of running down the batteries. Steaming light can be rigged to go on and off with the engine. This is an interesting idea... I don't have LEDs, but still... I could always switch over to LEDs, which I've been thinking about doing also. Given the conditions, it wouldn't be totally bizarre to have them on in preparation for the summer fog we know we'll get at some point. -- "j" ganz @@ www.sailnow.com |
duplicate nav lights panel
"Capt. JG" wrote in message ... "Edgar" wrote in message ... "Capt. JG" wrote in message My instrument panel has an ammeter which tells me the total current being drawn from the house battery by all the auxiliaries on the panel. When you switch anything on, even a single mast light, you can see the needle give a little kick which confirms that it is indeed working. And yes, I know that a short circuit on the wiring would also give a kick, probably much greater, but IMO you can ignore this possibility if you manually check the operation of the lights occasionally. Neither of my panels have an amp meter unfortunately. Even if they did, I wouldn't be able to see them from the cockpit. I've been thinking about upgrading the panel, but haven't done so. Go on, have a go its fun :-) I am in the middle of doing it. It is easy enough to add an amp meter. A suitable meter has the current to the board all passing through an external shunt and the meter itself is a milliampmeter connected across the shunt and calibrated in amps. Apart from the indications I mentioned it helps you calculate if your house battery is going to last through the trip |
duplicate nav lights panel
"Edgar" wrote in message
... "Capt. JG" wrote in message ... "Edgar" wrote in message ... "Capt. JG" wrote in message My instrument panel has an ammeter which tells me the total current being drawn from the house battery by all the auxiliaries on the panel. When you switch anything on, even a single mast light, you can see the needle give a little kick which confirms that it is indeed working. And yes, I know that a short circuit on the wiring would also give a kick, probably much greater, but IMO you can ignore this possibility if you manually check the operation of the lights occasionally. Neither of my panels have an amp meter unfortunately. Even if they did, I wouldn't be able to see them from the cockpit. I've been thinking about upgrading the panel, but haven't done so. Go on, have a go its fun :-) I am in the middle of doing it. It is easy enough to add an amp meter. A suitable meter has the current to the board all passing through an external shunt and the meter itself is a milliampmeter connected across the shunt and calibrated in amps. Apart from the indications I mentioned it helps you calculate if your house battery is going to last through the trip I've been putting it off mostly because of where to put it is an issue. I'd likely have to increase the size of the cutout for the new panel, which I hate doing. -- "j" ganz @@ www.sailnow.com |
duplicate nav lights panel
wrote in message
... On Thu, 27 Mar 2008 10:03:36 -0700, "Capt. JG" wrote: wrote in message . .. On Thu, 27 Mar 2008 05:59:59 -0400, "Glenn Ashmore" wrote: "Bob Crantz" wrote You could always replace the in cabin switches with manual/remote circuit breakers (RCCBs) and place the circuit breaker control switches out in the cockpit. That would keep the power circuit the same as you have it now and the controls in both places would be exact duplicates, no need for three way switches, etc. You would know if they were on or off too. Amen! Bob Crantz Well, they already rejected a latching relay as "to complex" even though they are readily available, cheaper, easier to install and more reliable than a 3-way circuit. An RCCB costs 20 times as much and impossible to find except from specialized aviation or industrial control sources. Or, if remembering to turn them on or off is a problem, you could simply get in the habit of turning on the NAV lights when you get underway as part of the same ritual when you get other things ready, and turn them off when you return and put things away. That means you can verify they are on by a physical check, too, when you go forward to untie the safety tie around your furled headsail. No modifications needed. It's perfectly acceptable to run the NAV lights whenever underway, even at high noon on a sunny day. These days, with LED NAV lights, it doesn't present much of a problem of running down the batteries. Steaming light can be rigged to go on and off with the engine. This is an interesting idea... I don't have LEDs, but still... I could always switch over to LEDs, which I've been thinking about doing also. Given the conditions, it wouldn't be totally bizarre to have them on in preparation for the summer fog we know we'll get at some point. I figure that all the other plans I've heard involved spending money and doing a fair amount of work. Seems like this plan would be less money and work, and ultimately simpler and just as effective. You even get the bonus of increased reliability, and much lower power consumption. My running lights, which used to draw over 3 amps, now draw .3 amps TOTAL for the three combined. Especially on a sailboat with minimal ability to charge batteries, that's a big plus. I'm going to check it out... the LEDs shouldn't be a problem, but I'm not particularly gifted when it comes to electical stuff (like getting the stern light to work with engine on... just as likely to get it right or fry something and have to call the fire dept.) LOL -- "j" ganz @@ www.sailnow.com |
duplicate nav lights panel
On Mar 27, 12:48 am, wrote:
... Or, if remembering to turn them on or off is a problem, you could simply get in the habit of turning on the NAV lights when you get underway as part of the same ritual when you get other things ready, and turn them off when you return and put things away. ... Many commercial operators do this. On a sailboat going between power and sail might be an issue. If using conventional lights then the steaming light (masthead) could be turned on by the ignition. If using a tri-color then you'd need some way of switching between it and the under-power lights. -- Tom. |
duplicate nav lights panel
wrote in message
... On Thu, 27 Mar 2008 11:33:41 -0700, "Capt. JG" wrote: wrote in message . .. On Thu, 27 Mar 2008 10:03:36 -0700, "Capt. JG" wrote: wrote in message m... On Thu, 27 Mar 2008 05:59:59 -0400, "Glenn Ashmore" wrote: "Bob Crantz" wrote You could always replace the in cabin switches with manual/remote circuit breakers (RCCBs) and place the circuit breaker control switches out in the cockpit. That would keep the power circuit the same as you have it now and the controls in both places would be exact duplicates, no need for three way switches, etc. You would know if they were on or off too. Amen! Bob Crantz Well, they already rejected a latching relay as "to complex" even though they are readily available, cheaper, easier to install and more reliable than a 3-way circuit. An RCCB costs 20 times as much and impossible to find except from specialized aviation or industrial control sources. Or, if remembering to turn them on or off is a problem, you could simply get in the habit of turning on the NAV lights when you get underway as part of the same ritual when you get other things ready, and turn them off when you return and put things away. That means you can verify they are on by a physical check, too, when you go forward to untie the safety tie around your furled headsail. No modifications needed. It's perfectly acceptable to run the NAV lights whenever underway, even at high noon on a sunny day. These days, with LED NAV lights, it doesn't present much of a problem of running down the batteries. Steaming light can be rigged to go on and off with the engine. This is an interesting idea... I don't have LEDs, but still... I could always switch over to LEDs, which I've been thinking about doing also. Given the conditions, it wouldn't be totally bizarre to have them on in preparation for the summer fog we know we'll get at some point. I figure that all the other plans I've heard involved spending money and doing a fair amount of work. Seems like this plan would be less money and work, and ultimately simpler and just as effective. You even get the bonus of increased reliability, and much lower power consumption. My running lights, which used to draw over 3 amps, now draw .3 amps TOTAL for the three combined. Especially on a sailboat with minimal ability to charge batteries, that's a big plus. I'm going to check it out... the LEDs shouldn't be a problem, but I'm not particularly gifted when it comes to electical stuff (like getting the stern light to work with engine on... just as likely to get it right or fry something and have to call the fire dept.) LOL If you have a key switch that must be turned to operate the engine, it may also have a switched 12 volts terminal for accessories and gauges that get power when you turn it on. If not, you could change out the keyswitch to one that does have that. Yes. It should have a switched 12vdc terminal. Next time I'm at the boat, I'm going to check. The two lights that would need to come on when the engine is running would be the stern and steaming lights. I'm trying to think of another situation when I'd want either of those two on. I can't think of a situation, but if there is one, it would be nice to have a bypass to force them on. Golf was brutal... I think I'll stick to sailing. LOL -- "j" ganz @@ www.sailnow.com |
duplicate nav lights panel
On 2008-03-27 21:40:09 -0400, "Capt. JG" said:
The two lights that would need to come on when the engine is running would be the stern and steaming lights. The stern light should be on the nav switch, as it should be on with the red and green ones, under sail or power. -- Jere Lull Tanzer 28 #4 out of Tolchester, MD Xan's pages: http://web.mac.com/jerelull/iWeb/Xan/ Our BVI trips & tips: http://homepage.mac.com/jerelull/BVI/ |
duplicate nav lights panel
"Jere Lull" wrote in message
news:2008032721510550073-jerelull@maccom... On 2008-03-27 21:40:09 -0400, "Capt. JG" said: The two lights that would need to come on when the engine is running would be the stern and steaming lights. The stern light should be on the nav switch, as it should be on with the red and green ones, under sail or power. -- Jere Lull Tanzer 28 #4 out of Tolchester, MD Xan's pages: http://web.mac.com/jerelull/iWeb/Xan/ Our BVI trips & tips: http://homepage.mac.com/jerelull/BVI/ Yeah, duh... just realized that after I typed it. -- "j" ganz @@ www.sailnow.com |
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