DC FAST-OPERATION AUTOMATIC CIRCUIT BREAKER Russian patent published in 2010 - IPC H01H77/06

Abstract RU 2387038 C1

FIELD: electrical engineering.

SUBSTANCE: proposed circuit breaker comprises fixed and movable contacts, cut-off spring, free release spring, cut-in magnetic core with coil, primary armature, free release armature and holding magnetic core with coil. Additionally, the circuit breaker comprises holding magnetic core with coil. Note here that free release armature is arranged to act on movable contact while primary armature acts on free release armature.

EFFECT: reduced cut-off time.

3 dwg

Similar patents RU2387038C1

Title	Year	Author	Number
ELECTROMAGNETIC ACTUATOR FOR DIRECT CURRENT SWITCH	2008	Muradov Ehl'Khan Shakhbaba Ogly Polovinkina Nadezhda Vladimirovna	RU2375781C1
ELECTROMAGNETIC ACTUATOR FOR SWITCHING DEVICE	2008	Muradov Ehl'Khan Shakhbaba Ogly Trufakin Ivan Mikhajlovich Polovinkina Nadezhda Vladimirovna	RU2375782C1
FAST-ACTING AUTOMATIC CIRCUIT BREAKER	2008	Muradov Ehl'Khan Shakhbaba Ogly	RU2391737C1
HIGH-SPEED DIRECT-CURRENT CIRCUIT BREAKER	2006	Muradov Ehl'Khan Shakhbaba Ogly Puzan Andrej Vasil'Evich Muradov Roman Ehl'Khan Ogly	RU2310945C1
HIGH-SPEED DIRECT-CURRENT CIRCUIT BREAKER	2005	Muradov Ehl'Khan Shakhbaba Ogly Puzan Andrej Vasil'Evich	RU2310944C2
ELECTROMAGNETIC DRIVE OF SWITCH DEVICE	2007	Muradov Ehl'Khan Shakhbaba Ogly Baglasov Andrej Sergeevich Puzan Andrej Vasil'Evich Seredko Roman Evgen'Evich	RU2334299C1
ELECTROMAGNETIC MECHANISM	2009	Muradov Ehl'Khan Shakhbaba Ogly Martsenjuk Sergej Igorevich	RU2402095C1
COMBINED DRIVE OF DC SWITCH	2008	Muradov Ehl'Khan Shakhbaba Ogly	RU2407098C2
HIGH-SPEED CIRCUIT BREAKER	2006	Mizintsev Aleksandr Vital'Evich Khudojarov Aleksandr Leonidovich	RU2309479C1
FAST-RESPONSE DC CIRCUIT BREAKER	2003	Seredko R.E. Muradov Ehl'Khan Shakhbaba Ogly Khudojarov A.L. Nosov M.V.	RU2239253C1

RU 2 387 038 C1

Authors

Muradov Ehl'Khan Shakhbaba Ogly

Dates

2010-04-20—Published

2008-09-29—Filed