NL174512C - REDUNDANT INTRINSIC SAFETY BARRIER. - Google Patents

REDUNDANT INTRINSIC SAFETY BARRIER.

Info

Publication number
NL174512C
NL174512C NL7502963A NL7502963A NL174512C NL 174512 C NL174512 C NL 174512C NL 7502963 A NL7502963 A NL 7502963A NL 7502963 A NL7502963 A NL 7502963A NL 174512 C NL174512 C NL 174512C
Authority
NL
Netherlands
Prior art keywords
intrinsic safety
safety barrier
redundant
redundant intrinsic
barrier
Prior art date
Application number
NL7502963A
Other languages
Dutch (nl)
Other versions
NL174512B (en
NL7502963A (en
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
Publication of NL7502963A publication Critical patent/NL7502963A/en
Publication of NL174512B publication Critical patent/NL174512B/en
Application granted granted Critical
Publication of NL174512C publication Critical patent/NL174512C/en

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
NL7502963A 1974-03-27 1975-03-12 REDUNDANT INTRINSIC SAFETY BARRIER. NL174512C (en)

Applications Claiming Priority (1)

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

Publications (3)

Publication Number Publication Date
NL7502963A NL7502963A (en) 1975-09-30
NL174512B NL174512B (en) 1984-01-16
NL174512C true NL174512C (en) 1984-06-18

Family

ID=23807688

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7502963A NL174512C (en) 1974-03-27 1975-03-12 REDUNDANT INTRINSIC SAFETY BARRIER.

Country Status (8)

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

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2724176B2 (en) * 1977-05-27 1979-06-13 Siemens Ag, 1000 Berlin Und 8000 Muenchen DC power system
SE414357B (en) * 1978-08-17 1980-07-21 Asea Ab OVERVOLTAGE PROTECTION FOR PROTECTION OF SEMICONDUCTOR COMPONENTS OF LOW EFFECT TYPE
JPS57175543U (en) * 1981-04-28 1982-11-06
DE3541974A1 (en) * 1985-11-28 1987-06-04 Danfoss As PROTECTIVE CIRCUIT FOR THE INDUCTION COIL OF A MAGNETIC-INDUCTIVE FLOWMETER
DE4444345A1 (en) * 1994-12-14 1996-06-27 Stahl R Schaltgeraete Gmbh Security barrier for high data rates
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 (en) * 2021-10-27 2022-02-25 许继电源有限公司 Explosion-proof tool for inductance fault experiment

Also Published As

Publication number Publication date
DE2503226A1 (en) 1975-10-02
IT1029395B (en) 1979-03-10
GB1470270A (en) 1977-04-14
FR2266346B1 (en) 1981-08-21
FR2266346A1 (en) 1975-10-24
BE824798A (en) 1975-07-28
CA1029797A (en) 1978-04-18
JPS50128156A (en) 1975-10-08
NL174512B (en) 1984-01-16
NL7502963A (en) 1975-09-30

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Legal Events

Date Code Title Description
BC A request for examination has been filed
V1 Lapsed because of non-payment of the annual fee