EVSE by thingwing - gorawen/open_evse GitHub Wiki

Introduction

Following photos illustrate installation of v1 openevse in a high quality altech aluminum enclosure.My primary goal was an installation to commercial standards,offering good weather protection ,and incorporating latest firmware.The adafruit rgb display was utililized as well as a button and remote status led.

Parts List

Part Source Cost Quantity Link
Open EVSE Board Open EVSE $85 1 http://code.google.com/p/open-evse/
30A Relay Digikey $13.00 1 http://search.digikey.com/us/en/products/T92P7D22-12/PB486-ND/365921
Current Transformer Digikey $10.65 1 http://search.digikey.com/us/en/products/CR8420-1000-G/582-1018-ND/1045174
12V DC Power Supply 1
30A J1772 cord see Wiki $260 1 http://code.google.com/p/open-evse/wiki/J1772CableSources
30A AC Plug L6-30 Stay Online $29.00 1 http://www.stayonline.com/detail.aspx?ID=15695
altech al 1616-9 aluminum enclosure allied electronics 68.00 1 http://www.alliedelec.com
NEMA 4x gland allied electronics 3.00 1 http://www.alliedelec.com
g-10 fiberglass sheet 9.00 1 carson aerospace http:// www.asp-rocketry.com/store/category/.cfm?category=238

Details

Following photos show dremel tool and bits to cut the slot for adafruit lcd.Textured plastic and g-10 fiberglass sheet shown as well as 2x1 spade connectors used to tap relay l1/l2 for powersupply ac source.Also shown is .040 polycarbonate sheet used for lcd window.I used an aerospace epoxy called hysol ,but any 2 part epoxy would work.Sealing of components to water ,securing ct ,and mounting g-10 protective shields was done using black rtv silicone adhesive.050 aluminum sheet was used for component shelf and 1/4 in plastic standoffs with stainless 4/40 screws and nuts to secure evse board to shelf.30 amp relay/contactor and infinity power supply I used were secured using 6/32 hardware.The altech enclosure measures 6in by 6in and is about 4 in deep.There is plenty of room without component crowding to mount an arduino evse version as well as new power supply available from openevse.The finished evse is very sturdy and I think good looking.As always,your experience may vary .

http://farm8.staticflickr.com/7129/7042258305_44fdc58999_z.jpg

Installed openevse components

http://farm8.staticflickr.com/7182/6896169610_0e11edae09_z.jpg

Adafruit RGB LCD slot cut

http://farm8.staticflickr.com/7135/6896174192_83377f72f2_z.jpg

LCD installed/g10 placed

http://farm8.staticflickr.com/7253/7042274585_f6417477d3_z.jpg

Final assembly

http://farm8.staticflickr.com/7124/7042276575_28b9f9c34f_z.jpg

OpenEVSE complete

http://farm8.staticflickr.com/7057/7042278535_d6967e023e_z.jpg

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