HK1073581A1 - A tester and method for detecting fault of relay by current injection. - Google Patents

A tester and method for detecting fault of relay by current injection.

Info

Publication number
HK1073581A1
HK1073581A1 HK05105699A HK05105699A HK1073581A1 HK 1073581 A1 HK1073581 A1 HK 1073581A1 HK 05105699 A HK05105699 A HK 05105699A HK 05105699 A HK05105699 A HK 05105699A HK 1073581 A1 HK1073581 A1 HK 1073581A1
Authority
HK
Hong Kong
Prior art keywords
tester
relay
current injection
detecting fault
fault
Prior art date
Application number
HK05105699A
Inventor
Lee Dick Kee
Original Assignee
Lee Dick Kee
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Lee Dick Kee filed Critical Lee Dick Kee
Priority to HK05105699A priority Critical patent/HK1073581A1/en
Priority to CNB2005100845507A priority patent/CN100362356C/en
Publication of HK1073581A1 publication Critical patent/HK1073581A1/en
Priority to HK06101555A priority patent/HK1081653A1/en

Links

HK05105699A 2005-07-06 2005-07-06 A tester and method for detecting fault of relay by current injection. HK1073581A1 (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
HK05105699A HK1073581A1 (en) 2005-07-06 2005-07-06 A tester and method for detecting fault of relay by current injection.
CNB2005100845507A CN100362356C (en) 2005-07-06 2005-07-26 Fault relay power injection tester and testing method
HK06101555A HK1081653A1 (en) 2005-07-06 2006-02-06 A tester and method for detecting fault of relay by current injection

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
HK05105699A HK1073581A1 (en) 2005-07-06 2005-07-06 A tester and method for detecting fault of relay by current injection.

Publications (1)

Publication Number Publication Date
HK1073581A1 true HK1073581A1 (en) 2005-10-07

Family

ID=35206830

Family Applications (2)

Application Number Title Priority Date Filing Date
HK05105699A HK1073581A1 (en) 2005-07-06 2005-07-06 A tester and method for detecting fault of relay by current injection.
HK06101555A HK1081653A1 (en) 2005-07-06 2006-02-06 A tester and method for detecting fault of relay by current injection

Family Applications After (1)

Application Number Title Priority Date Filing Date
HK06101555A HK1081653A1 (en) 2005-07-06 2006-02-06 A tester and method for detecting fault of relay by current injection

Country Status (2)

Country Link
CN (1) CN100362356C (en)
HK (2) HK1073581A1 (en)

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4837519A (en) * 1985-09-06 1989-06-06 Southern California Edison Company Fault detection
JP3692179B2 (en) * 1996-05-13 2005-09-07 株式会社エヌエフ回路設計ブロック Protection relay test equipment
JPH10213619A (en) * 1997-01-30 1998-08-11 Toshiba Corp Relay tester
DE19746315A1 (en) * 1997-10-21 1999-05-06 Abb Patent Gmbh Device for testing a residual current circuit breaker
GB2341737B (en) * 1998-09-17 2003-03-05 Alstom Uk Ltd Fault protection apparatus
US20020135957A1 (en) * 2001-03-20 2002-09-26 Chan David Y. Neutral switch test mechanism for a circuit interrupter
AT410735B (en) * 2001-06-12 2003-07-25 Moeller Gebaeudeautomation Kg CIRCUIT ARRANGEMENT FOR A FAULT CURRENT CIRCUIT BREAKER
CN2669207Y (en) * 2003-12-19 2005-01-05 韩震 Time tester of oven-current protection relay of heat relay

Also Published As

Publication number Publication date
CN100362356C (en) 2008-01-16
HK1081653A1 (en) 2006-05-19
CN1712977A (en) 2005-12-28

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