GB1350921A - Protective apparatus - Google Patents

Protective apparatus

Info

Publication number
GB1350921A
GB1350921A GB1366471*[A GB1366471A GB1350921A GB 1350921 A GB1350921 A GB 1350921A GB 1366471 A GB1366471 A GB 1366471A GB 1350921 A GB1350921 A GB 1350921A
Authority
GB
United Kingdom
Prior art keywords
equipment
inductors
conductors
conductor
screened
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
GB1366471*[A
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Siemens AG
Original Assignee
Siemens AG
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 Siemens AG filed Critical Siemens AG
Publication of GB1350921A publication Critical patent/GB1350921A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L25/00—Baseband systems
    • H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
    • H04L25/08—Modifications for reducing interference; Modifications for reducing effects due to line faults ; Receiver end arrangements for detecting or overcoming line faults
    • H04L25/085—Arrangements for reducing interference in line transmission systems, e.g. by differential transmission

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Emergency Protection Circuit Devices (AREA)
  • Coils Or Transformers For Communication (AREA)

Abstract

1350921 Protective arrangements SIEMENS AG 7 May 1971 [8 May 1970] 13664/71 Heading H2H Apparatus for protecting electronic equipment F from damage by lightning and for eliminating radio interference by the equipment F comprises a high frequency inductor D connected in each supply conductor A of one or more pairs of conductors, the inductors being physically identical but connected in opposition, and a lightning arrester FS connected between each conductor A and earth on the supply side of the inductors D. The equipment F is located in a screened housing and the conductors K between the equipment F and the inductors D are screened.
GB1366471*[A 1970-05-08 1971-05-07 Protective apparatus Expired GB1350921A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19702022553 DE2022553A1 (en) 1970-05-08 1970-05-08 Arrangement for protection against interference in systems of communication and data technology

Publications (1)

Publication Number Publication Date
GB1350921A true GB1350921A (en) 1974-04-24

Family

ID=5770608

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1366471*[A Expired GB1350921A (en) 1970-05-08 1971-05-07 Protective apparatus

Country Status (11)

Country Link
US (1) US3757168A (en)
AU (1) AU2804071A (en)
BE (1) BE766869A (en)
CA (1) CA927939A (en)
CH (1) CH523611A (en)
DE (1) DE2022553A1 (en)
FR (1) FR2088454A1 (en)
GB (1) GB1350921A (en)
LU (1) LU63121A1 (en)
NL (1) NL7106228A (en)
ZA (1) ZA712519B (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4093978A (en) * 1975-02-28 1978-06-06 General Electric Company Method and apparatus for protecting electrical systems from lightning strike effects
FR2309061A1 (en) * 1975-04-25 1976-11-19 Carpano & Pons CONNECTION BLOCK FOR CABLE HEAD, AND PROTECTIVE DEVICES FOR SUCH A BLOCK
FR2606946A1 (en) * 1986-11-17 1988-05-20 Telephonie Ind Commerciale DEVICE FOR PROTECTING TERMINAL EQUIPMENT IN A TELEPHONE SUBSCRIBER
BE1001413A6 (en) * 1987-12-23 1989-10-24 Bell Telephone Mfg Transmission chain ​​and they used electronic contact system.
DE4311125B4 (en) * 1993-04-05 2004-10-21 Epcos Ag EMC filters for systems, systems and shielded rooms
AU3083595A (en) * 1994-08-03 1996-03-04 Madge Networks Limited Electromagnetic interference isolator
DE19538851C2 (en) * 1995-10-19 2000-05-31 Deutsche Telekom Ag EMC interference filter

Also Published As

Publication number Publication date
CA927939A (en) 1973-06-05
US3757168A (en) 1973-09-04
BE766869A (en) 1971-11-08
DE2022553A1 (en) 1971-11-25
LU63121A1 (en) 1972-03-03
CH523611A (en) 1972-05-31
NL7106228A (en) 1971-11-10
ZA712519B (en) 1972-01-26
AU2804071A (en) 1972-10-26
FR2088454A1 (en) 1972-01-07

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PLNP Patent lapsed through nonpayment of renewal fees