Pre-engineered combination starter for multiple motor sizes

Details Pre-engineered combination starter for multiple motor sizes Pre-engineered combination starter for multiple motor sizes

1997-05-19

1998-10-13

Gaffin, Jeffrey A.

Electricity: electrical systems and devices

Safety and protection of systems and devices

Motor protective condition responsive circuits

361 93, 361103, 361115, H02H 500

Patent

active

058221646

ABSTRACT:
A pre-engineered single-rated combination starter is suitable for controlling any size motor ten horsepower and below in a three-phase 460 volt system. The assembled starter comprises an electronic overload relay having current sensors which do not carry motor current, a contactor and fuses sized for the ten horsepower motor, wire conductors sized corresponding to the fuse size, and an installation specification to use that specific size wire for connection with the motor.

REFERENCES:
patent: 3638157 (1972-01-01), Kruzic
patent: 4041540 (1977-08-01), Kampf

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