I believe in the dire seriousness of these issues 150%. Overload the main breaker and trip it? Please use the latest version of one of these browsers. In my opinion the answer is no. In 1938 safety testing for marine use never even existed. NEMA Twist Lock Blades; Rating: IP20 Suitability: Configuration Male/Female Voltage Amperage Wires Poles Standard Cord Plug Inlet Connector Outlet Receptacle Adapter; NEMA L5-50: 125V AC: 50 amps: 3 Wires: 2 Poles: California: CS 50a: CS6361C> CS6377> CS6360C>-CS6370> Custom: NEMA L5-60: 125V AC: 60 amps: 3 Wires: 2 Poles: IEC60309: Pin . They were loaded to 28A for 1.5 hours at an ambient room temp of 72F.. FACT: I make no compensation from SmartPlug, I do not sell it on this site and I have specifically & purposely not become a direct dealer so as to not impede or negatively impact the importance of this article. Hubbell Shore Power. Is so feel free to donate, support the site and keep it growing. Marine Power; Power Cord; 4 Feet Long; 30 Amp Female Plug; . Wholesale Marine | Sitemap. +2 options. As the connections age corrosion can set in and this can create high resistance, especially with the highly susceptible 1938 twist-lock standard. If you click this image you will be able to see the locking dimple on the female socket that locks into the hole on the pins of the male plug. I sure wish I could say I never see this, but I see it with regular frequency.. Our deck connector selection includes plugs that are easy to use and also provides greater protection against loose connections and corrosion. Wiring Device - Kellems is a proud member of the Hubbell family. Read the full press release. Made to withstand the harsh marine environment, Hubbell shore power products are some of the best in the business - keeping your boat safe while plugged in. FACT: SmartPlug had nothing to do with this article other than to offer heat sensing images and answer about 1000 pestering questions from me. The challenge to save energy, improve safety or make sure everything continues to perform in a harsh environment, are all candidates for good solutions. Due to the fact that he sails year round he keeps his boat heated with electricity to prevent it from freezing up. Over 20 boats and the marina were destroyed all on what is believed to be a shore power cord/inlet. Hubbell is making waves in the marine devices industry with Hubbell Wiring Device-Kellems marine market products. Twist-Lock EdgeConnect Plug with Spring Termination, 20A, 125/250V, L14-20P, Black and White Nylon . They finally settled on a design for the thermal protection system and then found a company to manufacture it. Keep in mind that I dont have advertisers I need to worry about offending so I can actually be honest in my writing.. Do your part and help support MarineHowTo.com. Darrell #1 goes to the dock pedestal and physically unplugs the shore power cord. HBL29W77. I do see such a locking ring what appears to be happening with that setup is the connector body is coming apart, with the outer shell separating from the inner part that still has a locking ring engaged. If US Made, the product would sit in US shelves because it could not be built affordable and could not be competitive. Not responsible for typographic or illustrative errors. Of those 55% of boat fires nearly 54% of that number is caused by shore power. The black oxidation on this wire can also lead to or create high resistance. Here is a brief list of those different plugs and their use: - 10-30 standard 30A 240 volt 3-prong Dryer outlet found in homes built before 1996. Options from $9.99 - $12.99. 3 pole , 4 wire. Returns are easy and youll always receive the best customer service and advice. Not responsible for typographic or illustrative errors. The individual I spoke at length with was directly involved in the investigation and very confident about the eye witness and the perceived or assumed cause of this massive fire and where it originated. Pin-Point and trace the problem it is on the tow vehicle or the trailer being towed. Clearly not a satisfactory situation, but not exactly what you describe. The wire jacket itself was melted, became brittle, and then the jacket fractured. The max continuous level at which you want to load any shore power circuit is 80%. 2 pole, 3 wire This is an actual video that was posted on YouTube of the McCotters fire. Shore cords weigh a lot and the cord alone can cause strain to the plug & socket, forget waves, boat movement or people stepping or tripping over the shore cord etc. Hubbell Marine makes a variety of products from Hubbell twist lock plugs & receptacles, adapters, inlets and shore power cordsets from 30 amp up to 100 amp. Front of Pin Contact = 1.3mm X 2.4mm = 3.12 sq mm Not sure what you need? Just need replacement male and female connectors? Really, I am not uploading these, my computer is just so full of them it keeps puking them out (grin). Easily adapt your RV's 50-amp, twist-lock power inlet for use with a 50-amp, standard power cord. Still the difference in contact surface area is huge. Ace Insurance Group SUGGESTED ELECTRICAL INSPECTION STANDARD FOR MARINAS AND YACHT CLUBS: Each vessels connection devices shall be inspected annually. Brilliant. height: 350px; Weve seen far too many examples of failed replacement cord ends to recommend this practice. Fisheries Supply is your premier supplier of 12-volt marine plugs and sockets from trusted brands like Marinco, Blue Sea Systems, Sea-Dog Line and more. When you call us, you are speaking with a fellow boating enthusiast who knows and appreciates that you want your vessel up and running and in top shape. As a marine electrician I do not feel safe about that with the 1938 NEMA L5-30 plug standard. They also prevent moisture and dust from entering the electrical box. This is a simple one screw deal. Please use the latest version of one of these browsers. Get free shipping on qualified RV & Marine Cords products or Buy Online Pick Up in Store today in the Electrical Department. Product Features: Features: Industrial At the marina, many boaters want all the comforts of home- away from home. Easily Engaged Locking System. I needed a good way to show the actual contact surface area of the clamping socket on a NEMA L5-30. Marine grade twist lock construction The receptacle is robust and offers massive contact area when compared to the circa 1938 twist-lock standard. I had previously warned him that we would want to address his aging shore connection and cord, to which he just shrugged and put it off. Replacement receptacle restores shore power dockside connection for 50A amp service. This is the clamping screw for the AC BLACK/HOT wire. Copyright 1994 - 2023 Compass Marine Inc. | All Rights Reserved. Here we are looking at the 30A field install/retrofit plug and a 30A inlet. Outlet Covers and Wall Plates. We also carry the complete line of Marinco trolling motor plugs and receptacles such as the new 70 AMP plug or the ConnectPro plug. Choose from our selection of twist-lock plugs, including over 800 products in a wide range of styles and sizes. I clamped a 10GA UL1426 wire under one of the clamp screws 35 times. 5- There are no seals on this plug standard thus it is very easy for corrosion to set in on the pins & sockets and create yet even more resistance. The rubber appeared to have deteriorated in the sun. Manufacturer rebates, terms, conditions and expiration dates are subject to manufacturers printed forms. Cord lets you connect your RV's or boat's marine-style, 50-amp power plug to a 50-amp marine-style power source. There are also signs of arcing and burning on the pin itself. Call us Monday through Friday from 9:00 AM until 6:00 PM, at (877) 388-2628. 2 pole These plugs, in conjunction with available covers, are for use in wet enviroments. Wiring Device - Kellems is a proud member of the Hubbell family. This can be a critically important consideration when installed just feet from a salt water environment. Frustrated with the investigation follow up I could find on-line I reached out to the Bunyan, NC fire department to see if they had any more information, they did. 50 Amp Male Plug. The customer benefited, not me. I used their retrofit kit and changed the end on my existing twist-lock cable. Stainless Steel Fasteners Soft touch cap stays open Marinco 50 Amp Shore Power Male Plug 125V Product Features: Product Features: You are using a web browser we don't support. The contact area that was scored into the sheet metal was just about the same width as a US dime.. Never being satisfied with what should be enough to show readers what I am trying to say, I pushed on. WARNING: If you want to push beyond a 21A load on a 30A twist-lock you are doing so at your own risk. Lets examine this further. NEMA SS-2 receptacle. 1996 - 2023 Marinco All rights reserved. Corrosion resistance and robust Marinco 30 Amp Female Shore Power Connector We make electrical products that stand up to the harshest environments. This is the result of just 1-2mms of movement and the dimple riding up and out of the hole in the pin.. Lets go over some of the major issues with this standard that lead to safety issues. (EDIT: 2/24/16 I have now made $245 in net reader donations on this article after paying off all the parts and pieces used or destroyed in the article.). However resetting automatically into a dead short is not the same as a high resistance thermal shut down. I very often come across twist-lock sockets where the detente or dimple & hole really dont feel as if they have meshed up or actually locked into one another. There I said it.. Whew.. In order to wire the AC shore inlet you will need to first remove the rear cover plate. Wiring Device - Kellems is a proud member of the Hubbell family. Benefits are derived from well implemented Solutions. Modular connectivity. If your old yellow cord is in good condition, then replacing the boat end is a choice youll need to make on your own. In order to make these points clearer I chose to destroy this socket by cutting it open to give a full look into why they are so dangerous. Hubbell Marine makes a variety of products from Hubbell twist lock plugs & receptacles, adapters, inlets and shore power cordsets from 30 amp up to 100 amp. I dont even buy direct from SmartPlug. Not only can the clamping spring be longer but because the pin and socket are flat, or insert straight, there is a $hit load more contact area. Hubbell Twist-Lock Marine Grade Plugs . Read on and I will dig much deeper into the whys & hows. This essentially means that no torquing or unintended loading of the spring clamping mechanism, beyond the design criteria, can occur with the SmartPlug. Keep in mind that a 30A NEMA L5-30 circuit should never be loaded to this level for long durations. Hubell: HBL63CM60 Results on google were inconclusive other than to say the cause of the fire was electrical. Black nylon Molded from durable stainless steel, this inlet also has an easy lock feature. They are built to the NEMA L5-30 standard whether you buy marine or RV sockets they must all work together. This prevents fracturing the wire strands and creates incredible clamping force on the wire to create a good electrical connection. Smart Plug 30A If the connection between the cord and the boat is even slightly damaged, it will create heat that can eventually result in fire.. Over the years I have seen far too many examples of situations like this. This is what it looks like inside the female SmartPlug. Returns are easy and youll always receive the best customer service and advice. This image also shows just how thick and robust the plastic of the plug body is. My gut instinct is that I suspect 1.5 hours should be sufficient to get any heating at the plug/socket juncture to the surface of the plug. Top / Locking Wiring Devices / Marine Twist Lock Plugs. 4- Even just 1-2 millimeters of movement between the plug & socket can cause the dimple to ride up out of the hole and create even less contact area than this already poor design has. $24.99 . *Hubbell Watertight Twist-Lock Connectors are UL Listed. One is the circa 1938 NEMA L5-30 twist-lock standard, most boaters are using today, and the other is a SmartPlug. 4.7 out of 5 stars 512. Be sure to ask about our Customer Loyalty Program for additional savings. Use with SKU #MAR-7788CR (weather proof cover). DC Rated Devices; International Rated Devices; Marine Isolation Transformers; . Read the full press release, Mastervolt's Integrated System Provides Optimal Performance for the Volvo Ocean Race Vessels, Mastervolt was chosen as the official electrical supplier to the Volvo Ocean Race because of its integrated, technologically advanced systems and rugged components that can handle the abusive conditions of this around the world race. Hubbell Twist-Lock Marine Grade Plugs . Replaces Marinco 305CRPN and Hubble Marinco ParkPower Easy Lock 30A Standard Inlet Marine Adapter, Molded "Y", Two 30A Locking Connectors to 50A Locking Plug. Problem number two find a company that can make it to SmartPlugs stringent specifications and quality standards. Scary stuff for sure. A feature I really do like is the LED indicator light found on the pre-made cord sets. RC, you certainly tell it like it is . This fire at McCotters Marina was estimated at approximately 23 million dollars in damage and included a Bertram 68, with a single boat value into the millions. Read the full press release. It should be noted that this was not the dimple side but the non-dimpled side.. Do you really want to run 30A through that? Store Finder; . NEMA Locking Marine Grade Plugs . Drawing on over a century of commitment to innovation and quality, Hubbell Wiring Device-Kellems, an industry leader, is dedicated to developing and delivering marine products that improve performance, safety, and functionality. Some information and data on may contain errors or inaccuracies, or there may be omissions, due to human error, technology issues or otherwise. The two mating contours needed to allow insert & twist create a very small point of final engagement. Here in Maine we do have a fair number of boats that winter over, many of which use electric heat. 30A. Add to Cart. Lots of other chandlers have the SmartPlug too such as Hamilton Marine, Defender and West Marine. FACT: I receive nothing from SmartPlug, zero, zilch, NADA. Product Features: Shop for all your Hubbell plugs at Fisheries Supply today! In 1938 lead paint was the rage and asbestos was in everyday use. Interchangeable with: Please call us at: 1-800-HOME-DEPOT (1-800-466-3337), Please enter in your email address in the following format: you@domain.com. This allows it to have a long life and stand up in harsh marine environments. Does not include rear safety enclosure with strain relief I asked the folks at SmartPlug if I could get a new sealing piece, but instead they sent me a warrantee replacement kit which consisted of everything except the outer shell of the connector. Our Price: $ 148.75. One more comment in your picture with Not an uncommon occurence overprinted in red you ask if the reader sees a locking ring you missed. I grabbed some sheet metal the same thickness as the plug pin and inserted the socket over it. background-image: url("https://www.hubbell.com//medias/Hubbell-Marine-Products.jpg?context=bWFzdGVyfHJvb3R8MTc0MDkxfGltYWdlL2pwZWd8aDYyL2hkYS85MDAwMjQxNDYzMzI2LmpwZ3w2Yzc2ZjM0YTRhOTQwMDJhOGM3Nzg3MmY4ODhmYmQ3ODhhMzBkNDJjN2VmMWQ3MmU5OTZkZWJmN2FmN2U5MzM3"); Oops, the inverter transferred AUTOMATICALLY without requiring a manual-reset to produce 120V AC. Doh. Ouch! 30Amp 3 Prong Twist Lock Plug, Oil, Water & Weather Resistant Flame Retardant, Yellow, DCOC-0136-DC. 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