초록 ▼

A method is provided for connecting a 110 V genset to a transfer switch feeding a 220 V service entrance such that all 220 V loads are automatically blocked out and all 110 V circuits are accessed. The method includes wiring of the genset to the transfer switch such that the two hot 220 V terminals

A method is provided for connecting a 110 V genset to a transfer switch feeding a 220 V service entrance such that all 220 V loads are automatically blocked out and all 110 V circuits are accessed. The method includes wiring of the genset to the transfer switch such that the two hot 220 V terminals on the genset entrance side of the transfer switch are connected together and wired to the hot 110 V side of the genset. The neutral lead of the transfer switch is connected to the neutral side of the genset, as per normal practice.

대표청구항 ▼

What is claimed is: 1. A method of providing stand-by power from a 110V generator set (genset) to a residential load distribution panel, the method comprising the steps of: in a transfer switch comprising a utility entrance side comprising two hot power contacts having a potential difference of 220

What is claimed is: 1. A method of providing stand-by power from a 110V generator set (genset) to a residential load distribution panel, the method comprising the steps of: in a transfer switch comprising a utility entrance side comprising two hot power contacts having a potential difference of 220V therebetween, a residential load distribution panel side comprising two 220V load contacts respectively connected to two sides of a residential load distribution panel and a genset entrance side comprising two hot genset entrance power contacts that correspond to the two hot power contacts on the utility entrance side respectively, connecting together the two hot genset entrance power contacts on the genset entrance side of the transfer switch; and connecting the connected two hot genset entrance power contacts on the genset entrance side of the transfer switch to a hot 110V side of the genset, such that when the transfer switch is in an emergency standby transfer switch position, the genset applies effectively 0V to 220V residential loads connected to the residential load distribution panel and further allows all 110V residential loads connected to the two sides of the residential load panel to be served. 2. The method according to claim 1, wherein the step of connecting the connected hot genset entrance power contacts on the genset entrance side of the transfer switch to a hot 110V side of the genset comprises connecting the connected hot genset entrance power contacts on the genset entrance side of the transfer switch to a hot 110V side of a genset capable of generating power in the range of 3 kW to 9 kW. 3. The method according to claim 1, wherein the transfer switch is a kWh meter socket mounted transfer switch. 4. The method according to claim 1, further comprising the step of connecting a neutral contact on the genset entrance side of the transfer switch to a neutral contact of the genset. 5. The method according to claim 1, wherein each of the two hot genset entrance power contacts on the genset entrance side has a potential of 110V with respect to a neutral contact on the genset entrance side of the transfer switch. 6. The method according to claim 1, wherein connecting together the two hot genset entrance power contacts on the genset entrance side of the transfer switch including connecting together two conventional hot genset entrance power contacts on a genset entrance side of a conventional genset. 7. A method of providing stand-by power, the method comprising the steps of: in a transfer switch comprising a utility entrance side including a neutral service entrance contact and a pair of hot service entrance contacts, a residential load distribution side including a pair of residential load distribution contacts respectively connected to two sides of a residential load distribution panel and a genset entrance side including a neutral contact and a pair of power contacts that correspond to the neutral service entrance contact and the pair of hot service entrance contacts respectively, connecting together the contacts of the pair of power contacts on the genset entrance side of the transfer switch; and connecting the connected power contacts on the genset entrance side of the transfer switch to a hot side of the genset, such that when the transfer switch is in an emergency standby transfer switch position, the genset applies effectively 0V to large residential loads connected to the residential load distribution contacts and further allows all small residential loads connected to the residential load distribution contacts on the two sides of the residential load distribution panel to be served. 8. The method according to claim 7, wherein the step of connecting the connected power contacts on the genset entrance side of the transfer switch to a hot side of the genset comprises connecting the connected power contacts on the genset entrance side of the transfer switch to a hot side of a genset capable of generating power in the range of 3 kW to 9 kW. 9. The method according to claim 7, wherein the transfer switch is a kWh meter socket mounted transfer switch. 10. The method according to claim 7, further comprising the step of connecting the neutral contact on the genset entrance side of the transfer switch to a neutral contact of the genset. 11. A generator set (genset) standby power system, comprising: a transfer switch; a genset, wherein a single hot terminal associated with the genset is connected to a pair of transfer switch contacts that are connected together on a genset entrance side of the transfer switch; and wherein the transfer switch comprises a pair of residential load contacts on a residential load distribution panel side connectable to two sides of a residential load distribution panel such that when the transfer switch is in an emergency standby transfer switch position, the genset applies effectively 0V to large residential loads and further allows all small residential loads connected to the two sides of the residential load distribution panel to be served. 12. The genset standby power system according to claim 11, wherein the pair of transfer switch contacts connected together correspond to a pair of hot utility entrance contacts. 13. The genset standby power system according to claim 12, wherein the pair of hot utility entrance contacts are 220V contacts. 14. The genset standby power system according to claim 13, wherein the single hot terminal associated with the genset is a 110V terminal. 15. The genset standby power system according to claim 11, further comprising a residential service distribution panel connected to the transfer switch such that when the transfer switch is in an emergency standby transfer switch position, the genset applies effectively 0V to large residential loads connected to the residential load distribution panel and further allows genset access to all small residential loads connected to the residential load distribution panel. 16. The genset standby power system according to claim 15, wherein the large residential loads are 220V loads, and further wherein the small residential loads are 110V loads. 17. The genset standby power system according to claim 11, wherein the transfer switch is a kWh meter socket mounted transfer switch. 18. The genset standby power system according to claim 11, wherein the genset is capable of generating power in the range of 3 kW to 9 kW. 19. The genset standby power system according to claim 18, wherein the genset is a portable genset. 20. The genset standby power system according to claim 11, wherein the transfer switch is a three-wire 220 V service transfer switch. 21. The genset standby power system according to claim 11, wherein the transfer switch is a residential home transfer switch. 22. A wiring apparatus adapted to connect a 110V generator set (genset) standby power system to a residential load distribution panel having two sides with large and small residential loads, comprising: a pair of hot contacts having a potential difference of 220V therebetween on a transfer switch side of the wiring apparatus, the pair of hot contacts being adapted to be connected to a pair of 220V transfer switch contacts, the pair of hot contacts being connected together at a connection point, a single hot terminal on a genset entrance side of the wiring apparatus, the single hot terminal being adapted to be connected to a hot 110V side of the 110V generator set (genset) standby power system, the single hot terminal being connected to the connection point of the wiring apparatus such that large residential loads connected to the residential load distribution panel are provided with effectively 0V and further that all small residential loads connected to the two sides of the residential load distribution panel are served.