Title:
PCB CT DEVICE, APPLIED TO CIRCUIT BREAKER, FOR DETECTING STAND-ALONE MOMENTARY CURRENT
Document Type and Number:
WIPO Patent Application WO/2020/045890
Kind Code:
A1
Abstract:
The present invention relates to a PCB CT device, applied to a circuit breaker, for detecting a stand-alone momentary current and, more specifically, to a PCB CT device for detecting a stand-alone momentary current, which is mounted in a main PCB board formed in a circuit breaker or includes a coil pattern-based PCB air-core coil sensor independently configured in the circuit breaker.
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Inventors:
RYU INKI (KR)
JOO YEUNSOOK (KR)
JOO YEUNSOOK (KR)
Application Number:
PCT/KR2019/010623
Publication Date:
March 05, 2020
Filing Date:
August 21, 2019
Export Citation:
Assignee:
COBONTECH CO LTD (KR)
International Classes:
H01F38/30; G01R15/18; H01F17/00; H01F17/06; H01F27/28
Foreign References:
| JP2010232392A | 2010-10-14 | |||
| KR20180033892A | 2018-04-04 | |||
| JP3842056B2 | 2006-11-08 | |||
| KR101818924B1 | 2018-01-17 | |||
| JP4965402B2 | 2012-07-04 |
Attorney, Agent or Firm:
K2B INTERNATIONAL PATENT AND LAW FIRM (KR)
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