US 12,394,960 B2
Electrical power distribution systems with a bypass unit that couples to a load and electrically engages one of two alternate units for powering the load and related methods
Robert A. Morris, Sanford, NC (US)
Assigned to Eaton Intelligent Power Limited, Dublin (IE)
Filed by Eaton Intelligent Power Limited, Dublin (IE)
Filed on Oct. 20, 2022, as Appl. No. 18/048,278.
Application 18/048,278 is a division of application No. 16/911,557, filed on Jun. 25, 2020, granted, now 11,482,911.
Claims priority of provisional application 62/867,980, filed on Jun. 28, 2019.
Prior Publication US 2023/0062803 A1, Mar. 2, 2023
Int. Cl. H02B 1/48 (2006.01); H02B 1/04 (2006.01); H02B 1/20 (2006.01); H02K 11/33 (2016.01)
CPC H02B 1/48 (2013.01) [H02B 1/04 (2013.01); H02B 1/20 (2013.01); H02K 11/33 (2016.01)] 16 Claims
OG exemplary drawing
 
1. A bypass unit for a motor control center including a structure defining a plurality of compartments having first and second units installed therein, the bypass unit comprising:
a housing configured to be insertable into and removable from a compartment of the plurality of compartments; and
a bypass circuit including a power transfer switch in or on the housing, wherein the power transfer switch comprises a six-pole isolation switch configured to selectively couple the first unit to a load or the second unit to the load, wherein the six-pole isolation switch includes a first set of three switch contacts of the six-pole isolation switch configured to couple to the first unit and a second set of three switch contacts configured to couple to the second unit.