Transfer Switch: Difference between revisions
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=About= | =About= | ||
*Double throw safety switch - [https://www.eaton.com/us/en-us/products/low-voltage-power-distribution-control-systems/switches---disconnects/switches-fundamentals.html#:~:text=Double%20throw%20safety%20switch,switches%20with%20a%20common%20connection.] | *Double throw safety switch - [https://www.eaton.com/us/en-us/products/low-voltage-power-distribution-control-systems/switches---disconnects/switches-fundamentals.html#:~:text=Double%20throw%20safety%20switch,switches%20with%20a%20common%20connection.] | ||
*UL standards for double throw safety switches | *UL standards for double throw safety switches stipulate 4000 cycles rating at 100% power. Should be more at partial power. [https://www.ascopower.com/us/en/resources/technical-briefs/ul-standards-for-manual-transfer-switches.jsp#:~:text=Under%20UL%201008%2C%20the%20same,those%20completed%20at%20200%25%20current] | ||
=Design= | |||
*Must use several SPDT for creating an automated DPDT relay? Ie, with logic, you turn certain contacts on, and certain contacts off. | |||
=Sourcing= | =Sourcing= | ||
==Manual== | |||
*GE 100A $200 [https://www.menards.com/main/outdoors/outdoor-power-equipment/outdoor-power-equipment-parts/generator-parts-accessories/ge-100-amp-240-volt-outdoor-non-fused-emergency-power-transfer-switch/tc10323r/p-1444431233184-c-1525269720177.htm?tid=9155989056594820384&ipos=2] | |||
*Eaton 100A | |||
**Amazon $200 [https://www.amazon.com/Eaton-240-Volt-Non-Fused-General-Duty-Double-Throw/dp/B008KNXJXE/ref=asc_df_B008KNXJXE/?tag=hyprod-20&linkCode=df0&hvadid=309768150198&hvpos=&hvnetw=g&hvrand=12673159089101739990&hvpone=&hvptwo=&hvqmt=&hvdev=c&hvdvcmdl=&hvlocint=&hvlocphy=9023315&hvtargid=pla-647079725925&psc=1] | |||
**Double throw $310 HD [https://www.homedepot.com/p/Eaton-100-Amp-120-240-Volt-24-000-Watt-Non-Fused-General-Duty-Double-Throw-Safety-Switch-DT223URH-N/100151733] | |||
*$86 - CSA but non-UL? [https://www.automationdirect.com/adc/shopping/catalog/circuit_protection_-z-_fuses_-z-_disconnects/disconnects_-a-_switches/rotary_cam_switches/z656-3.h09b?gclid=Cj0KCQjwlumhBhClARIsABO6p-xSth2cRajhrvRjd4RbWYdFWkfIfo5YmEEUsQDtQRU3H9LyuX5Cxo0aAi5XEALw_wcB]. You can look up the CSA listing here - it is CSA listed as file # 025483_0_000 [https://www.csagroup.org/testing-certification/product-listing/certificate/?cert=025483_0_000-3211-05] | |||
==Auto== | |||
*63A, automatic, 3 phase or 4 pole - [https://www.amazon.com/Automatic-Transfer-Switch-100ATransfer-Generators/dp/B07TZ5Q953/ref=pd_sbs_7?pd_rd_w=eW5C4&pf_rd_p=527ea27c-adf6-4b67-9c5f-265eb29e0622&pf_rd_r=JNE14DX9T56F91M549Z0&pd_rd_r=7737f0d3-71e5-490a-aece-70c976b94c0b&pd_rd_wg=u1Yvh&pd_rd_i=B07TZ5Q953&psc=1] | *63A, automatic, 3 phase or 4 pole - [https://www.amazon.com/Automatic-Transfer-Switch-100ATransfer-Generators/dp/B07TZ5Q953/ref=pd_sbs_7?pd_rd_w=eW5C4&pf_rd_p=527ea27c-adf6-4b67-9c5f-265eb29e0622&pf_rd_r=JNE14DX9T56F91M549Z0&pd_rd_r=7737f0d3-71e5-490a-aece-70c976b94c0b&pd_rd_wg=u1Yvh&pd_rd_i=B07TZ5Q953&psc=1] | ||
*63A auto, 1 phase - [https://www.amazon.com/TUQI-Automatic-Transfer-Generator-Changeover/dp/B07PG5XXZQ/ref=asc_df_B07PG5XXZQ/?tag=&linkCode=df0&hvadid=416809947526&hvpos=&hvnetw=g&hvrand=17735466059675632582&hvpone=&hvptwo=&hvqmt=&hvdev=c&hvdvcmdl=&hvlocint=&hvlocphy=9023315&hvtargid=pla-873629913503&ref=&adgrpid=90729932101&th=1] | *63A auto, 1 phase - [https://www.amazon.com/TUQI-Automatic-Transfer-Generator-Changeover/dp/B07PG5XXZQ/ref=asc_df_B07PG5XXZQ/?tag=&linkCode=df0&hvadid=416809947526&hvpos=&hvnetw=g&hvrand=17735466059675632582&hvpone=&hvptwo=&hvqmt=&hvdev=c&hvdvcmdl=&hvlocint=&hvlocphy=9023315&hvtargid=pla-873629913503&ref=&adgrpid=90729932101&th=1] | ||
Latest revision as of 22:26, 15 April 2023
About
- Double throw safety switch - [1]
- UL standards for double throw safety switches stipulate 4000 cycles rating at 100% power. Should be more at partial power. [2]
Design
- Must use several SPDT for creating an automated DPDT relay? Ie, with logic, you turn certain contacts on, and certain contacts off.
Sourcing
Manual
- GE 100A $200 [3]
- Eaton 100A
- $86 - CSA but non-UL? [6]. You can look up the CSA listing here - it is CSA listed as file # 025483_0_000 [7]
Auto
Videos
- Notes: 'not meant to be switched every day'