December 2011 . 2. Homeowners, however, can install the meter base. ... this meter is normally only used on services of less than 400 amps. Rest in peace Black4Truck.....B4T....Bob. See the wiring diagrams beginning on page 3. Lv 7. Milbank. TYPICAL WIRING OF METER SOCKET FOR SINGLE PHASE, THREE WIRE OVERHEAD SERVICE A. 200 amp meter base wiring diagram - thanks for visiting my website, this blog post will review regarding 200 amp meter base wiring diagram. Maintain the meter location such that it is out of the way of Why 3/0? 320 amp, 120/240 volt, 3 wire, ... 3 meter socket to be mounted plumb. Please consult with a licensed electrician before performing any electrical work. First overcurrent protection device shall be circuit-breaker type. I'm looking at installing a 320 amp meter main with 2-200 amp breakers is this an acceptable method for a 400 amp single phase service? 60 AMP Overhead Temporary Construction Service Installation 100 AMP Mobile Home Overhead Meter Pole Installation. The socket has concentric knockouts for conduit up to 4 in. Description : 200 Amp Meter Base … 2 Wire the meter. see note a. Wouldnt 2/0 suffice? Meter loops must be built and installed to … 320 amp meter bases do not require additional CT or PT. Find out more about how we use your information in our Privacy Policy and Cookie Policy. The hot wires are installed on both sides of the meter base, not in the middle. They have 400 Amps service for the home but it is in two (2) 200 amp separate panels fed from the same CL320Meter. The meter has a solid core ground wire to earth, 6AWG (I can’t determine the AWG of the electrical drop wires, as it’s locked in the sealed meter panel, but would a 6 AWG ground at a 320+amp meter panel be correct?) Meter base can be used with services where the main breaker is rated at 225 250 or 300 amps or with no more than two breaker panels whose combined main breaker rating does not exceed 400 amps. I assume based on being a 320 amp continuous load then I would size the wire for 320 amps not 400 correct? NOT TO SCALE . That's good to know. approved ground clamp suitable for burial. 4.2.2 The right line side location of the 320 amp socket box shall be provided with a reduced jaw. JavaScript is disabled. To enable Verizon Media and our partners to process your personal data select 'I agree', or select 'Manage settings' for more information and to manage your choices. Apply the anti-corrosion compound to the wire. A. You had told me once before that I need a 320 amp meter socket and then run 2-200 amp lines to the separate panels inside. Ronald Greene. This document is available at www.firstelectric.coop FECC Member Installation Standards for Electric Service, December 2011 Page 82 of 84. Favourite answer. Section E. - Wiring Specifications Other than Residential: 1. Underground - H Structure Service Installation. My questions are: 1.) DRAWING 11.8-1 . 9 n.e.c. You can change your choices at any time by visiting Your Privacy Controls. See the wiring diagrams beginning on page 3. B. The Form 16s meter is typically used to meter the 4 wire wye service. 200 AMP Overhead Meter Pole Installation. All NEW single-family residences, rewired underground or overhead services, require a 200 amp ringless or ring-type socket with minimum dimensions of 14” x 11” x 4 1/8”. from meter base to panel main lugs. do Answer Save. In basic it is great to place the positive (+) supply at the top, as well as the unfavorable (-) supply at the base, and the rational flow from left to. We and our partners will store and/or access information on your device through the use of cookies and similar technologies, to display personalised ads and content, for ad and content measurement, audience insights and product development. I'm looking at installing a 320 amp meter main with 2-200 amp breakers is this an acceptable method for a 400 amp single phase service? I do my 400 amp services like this all the time, those meter/ dual main breaker packs are nice. if final grade 4' minimum to 6' maximum verify grounding requirements with your local grover representative, local codes & … 320 Amp Meter Base Wiring Diagram - Wiring Diagrams for Self Contained Meters Up to 320A. The Milbank 320 Amp Ring less Overhead/Underground Meter Socket is rated for 320 Amp continuous services with a 400 Amp maximum and up to 600 VAC. Am I missing anything? My question is if the CL320 meter matches up to the 400 amps Milbank U1797-O-K3L-K2L Ringless 3-Wire Single Position Meter Socket 600 Volt 320 Amp Continuous 1-Phase 4-Jaw Surface Mount 4.6 out of 5 stars 5 $303.48 $ 303 . The electric compnay is running a single 400 amp line to the meter. Meter Mains 100 Amp - ... the first Class 320 Listed meter socket in 1981, and the first overhead to underground meter adapter in 2010. Wall shall be capable of properly supporting meter base in addition to service entrance cable and/or pipe mast. Wouldn't this configuration allow up to a 400 amp continuous draw on the 320 amp meter and supply lines without protection? 320 amp underground permanent service conduit and wiring diagram for permanent structures only once the meter base location has been established notify the engineering department. Meter bases rated for 200 amps shall be supplied with a hub size of 2”. 3. I will need the local power company to upgrade the drop to 320 amps. This document is available at www.firstelectric.coop FECC Member Installation Standards for Electric Service, December 2011 Page 82 of 84. Revised 06/ amp meter socket. finished floor 2- 200 amp, 40 circuit panels with 200 amp main breakers 200 amp meter base 2"x 4" back supports or 5/16" molly screws. GENERAL NOTES: ... • Installation available for services greater than 200 amperes but less than 320 amperes continuous. my questions are: (2008 code cycle) does a 320 meter socket come with parallel lugs? A 320 meter base is rated 400 amps non continuous load and 320 continuous load, "If the doors of perception were cleansed everything would appear to man as it is, Infinite. Relevance. Amp, Amp Continuous, Ring Type Plug-In Socket – Meter Main with Split Load, 4T 6. DRAWING 11.8-1 . my neighbor wants to upgrade his resi service to a 320 with two 200 amp panels. WPS SERVICE MANUAL. I plan to feed a new 200 amp panel in the building and an existing 200 amp MLO panel in the building from the new meter breaker combo. 4 JAW - 320/400 AMP 4.1 Used for the following services: 120/240 volt, 1 phase, 3 wire 4.2 Approved Sockets 4.2.1 Sockets shall meet all specifications in 1.11 above. Insert the wire into the socket then tighten the screw on top of it to secure it. A forum community dedicated to professional electricians, contractors, and apprentices for residential and commercial work. . • Meter socket and closing plate shall be furnished by Mississippi Power and installed by Usually the meter box is grounded through the rigid conduit attached to the box or through one of … Thoughts? 200 AMP Underground Service Installation (On House) 400 AMP (320… I have to split it to the two panels at that point. They work exactly like 100 and 200 amp meter bases except that pulling a meter with a full 320 amp load would probably pull a pretty good spark so they add a shunting switch that allow the meter to be bypassed and safe for the meter tech to change or replace. My question is: what meter base will be appropriate for this change and are there any other issues I need to be concerned about to comply with codes? December 2011 . 9 years ago. Information about your device and internet connection, including your IP address, Browsing and search activity while using Verizon Media websites and apps. This video is for entertainment purposes only. Depending on the service drop wire size leading to the meter, if it is rated for more than 200A you may be able to upgrade the existing 200A service (meter/meter base) and then install more than 200A in combined main breaker capacity for the two usage areas. Aim to organize the positioning decreasing wire crossings. Do not over-tighten the screw; this will damage it. I am upgrading a 200 amp service to a 320 amp meter and adding a 2nd 200 amp panel. ? meter bases rated for a maximum of 200 amps or a maximum of 320 amps for overhead and underground services. GENERAL NOTES: ... THREE WIRE 400 AMP SERVICE A. 320 Amp Meter Base Wiring Diagram - Wiring Diagrams for Self Contained Meters Up to 320A. We have accumulated many images, ideally this image works for you, as well as aid you in discovering the answer you are trying to find. I need to replace a 200 amp meter base with a 400 amp base, splitting off 200 amps to my house and 200 amps to a new shop. This is a residential setting right. VerticalScope Inc., 111 Peter, Suite 901, Toronto, Ontario, M5V 2H1, Canada. Today, we are one of the largest manufacturers of quality meter mounting equipment in the United States, For a better experience, please enable JavaScript in your browser before proceeding. Typical 320 Amp or Less Underground Service Installation 5. Yes I understand that I need to check the wire sizes of the feeders for each of the two 200 amp panels. equipment ground wire. NOT TO SCALE . 2 Wire the meter. Meter base shall be installed outside the building wall nearest to APCO service facilities or at a location designated by an APCO representative. no place for grounding wire. 4. Actually I learned about the 160 on the forums and never checked. For man has closed himself up, till he sees all things thro' narrow ****** of his cavern.” William Blake. Ground wire at house meter loop shall extend to weatherhead with appropriate bonding at meter base and electrical panels. 400 Amp Meter Base Wiring Diagram. Wiring A 320 Amp Meter Base [EBOOKS] Wiring A 320 Amp Meter Base - PDF Format 320 amp service cable size | electrician talk i'm a commercial electrician, never did a 320 amp service. I wonder if that was a mistake or they changed them. Enjoy the Milbank 320 amp Ringless Underground Meter Socket R1129-O-5T9, UL listed features 5 terminals, a lever bypass and a side wire-way from The Home Depot UL-listed service meter sockets must be rated at least amps. The ground wire is connected to the ground terminal in the center of the meter, which is bonded to the neutral bus bar. iii. between 200 amps and 400 amps continuous (400 amp main, rated 80%) may use a self-contained Class 320 Meter. 48 Hi TK. where can I find a 320 amp socket? Cut about 3/4 inch off one of the hot wire's outer sheath, then remove the insulation. Volt Amp Meter Wiring Diagram ... Wires are used to link the parts together. This meter socket features a heavy-duty lever bypass, 4 terminals and a side wire-way. Connect the Ground Wire Along with the hot and neutral wires, the system includes a separate grounding wire that leads from the meter box to a grounding rod buried in the earth. Come join the discussion about trade knowledge, tools, certifications, wiring, builds, scales, reviews, accessories, classifieds, and more! 3 Answers. Installing service upgrade from 200 amp to 400 amp , 320 continuous do not know what size wire I need for electric company to tie into at the splice looking for wire size from meter to top of riser … read more (320 amp) provided & installed by customer 4 line side 3” conduit & fittings may be galvanized rigid steel or pvc ... do not route ground wire through meter base. For entrance cable installations and pipe mast installations below the roof, a wire holder for the service drop shall be properly secured to the building framing. Sam Houston Electric Cooperative must approve the member’s need for a 320 amp meter base. Most of the wiring diagrams I have seen recommend installing 2 200 amp breakers off the meter panel and sending them to the 2 200 amp main lug breaker panels. The electrical meter is part of a meter loop, which also contains a weatherhead and breaker box. I am running 400 amp service into my new contruction home. I would base it on the 200 amps for each panel-- 3/0 copper. Yahoo is part of Verizon Media. The pedestal cannot be used for other customer wires such as a feeder out to the garage (NEC ). 4. This is a single phase service for a sorority. I plan to feed a new 200 amp panel in the building and an existing 200 amp MLO panel in the building from the new meter breaker combo. Specifications for service entrances and meter loops on non-residential installations that provide for a variety of configurations. The meter is a 320 Amp rating (I think) See photo. I can't see the advantage to a 400 amp main breaker. Typical 320 Amp or Less Overhead Service Installation 3. Approved 1 Phase Meter Base Manufacturers and Models pg 8 ... 320 Amp Underground Service Installation pg 22 ... an instrument rated meter E. 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