CA1029797A - Redundant intrinsic safety barrier - Google Patents

Redundant intrinsic safety barrier

Info

Publication number
CA1029797A
CA1029797A CA217,531A CA217531A CA1029797A CA 1029797 A CA1029797 A CA 1029797A CA 217531 A CA217531 A CA 217531A CA 1029797 A CA1029797 A CA 1029797A
Authority
CA
Canada
Prior art keywords
intrinsic safety
safety barrier
redundant
redundant intrinsic
barrier
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
CA217,531A
Other languages
English (en)
French (fr)
Other versions
CA217531S (en
Inventor
Homer M. Wilson
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.)
Baker Petrolite LLC
Original Assignee
Petrolite Corp
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 Petrolite Corp filed Critical Petrolite Corp
Application granted granted Critical
Publication of CA1029797A publication Critical patent/CA1029797A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H9/00—Emergency protective circuit arrangements for limiting excess current or voltage without disconnection
    • H02H9/008—Intrinsically safe circuits
CA217,531A 1974-03-27 1975-01-07 Redundant intrinsic safety barrier Expired CA1029797A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US45517374A 1974-03-27 1974-03-27

Publications (1)

Publication Number Publication Date
CA1029797A true CA1029797A (en) 1978-04-18

Family

ID=23807688

Family Applications (1)

Application Number Title Priority Date Filing Date
CA217,531A Expired CA1029797A (en) 1974-03-27 1975-01-07 Redundant intrinsic safety barrier

Country Status (8)

Country Link
JP (1) JPS50128156A (ja)
BE (1) BE824798A (ja)
CA (1) CA1029797A (ja)
DE (1) DE2503226A1 (ja)
FR (1) FR2266346B1 (ja)
GB (1) GB1470270A (ja)
IT (1) IT1029395B (ja)
NL (1) NL174512C (ja)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2724176B2 (de) * 1977-05-27 1979-06-13 Siemens Ag, 1000 Berlin Und 8000 Muenchen Gleichstromversorgungssystem
SE414357B (sv) * 1978-08-17 1980-07-21 Asea Ab Overspenningsskydd for skydd av halvledarkomponenter av lageffekttyp
JPS57175543U (ja) * 1981-04-28 1982-11-06
DE3541974A1 (de) * 1985-11-28 1987-06-04 Danfoss As Schutzschaltung fuer die induktionsspule eines magnetisch-induktiven durchflussmessers
DE4444345A1 (de) 1994-12-14 1996-06-27 Stahl R Schaltgeraete Gmbh Sicherheitsbarriere für hohe Datenraten
US7152781B2 (en) * 2003-12-01 2006-12-26 Advanced Technology Materials, Inc. Manufacturing system with intrinsically safe electric information storage
US9343899B2 (en) * 2013-10-03 2016-05-17 Fisher Controls International Llc Intrinsically safe voltage limiting shunt regulator circuit
CN114089230A (zh) * 2021-10-27 2022-02-25 许继电源有限公司 用于电感故障实验的隔爆工装

Also Published As

Publication number Publication date
NL7502963A (nl) 1975-09-30
GB1470270A (en) 1977-04-14
JPS50128156A (ja) 1975-10-08
IT1029395B (it) 1979-03-10
FR2266346A1 (ja) 1975-10-24
BE824798A (fr) 1975-07-28
NL174512B (nl) 1984-01-16
DE2503226A1 (de) 1975-10-02
NL174512C (nl) 1984-06-18
FR2266346B1 (ja) 1981-08-21

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