FR2276716A1 - Dispositif de protection du moteur d'un compresseur - Google Patents

Dispositif de protection du moteur d'un compresseur

Info

Publication number
FR2276716A1
FR2276716A1 FR7509011A FR7509011A FR2276716A1 FR 2276716 A1 FR2276716 A1 FR 2276716A1 FR 7509011 A FR7509011 A FR 7509011A FR 7509011 A FR7509011 A FR 7509011A FR 2276716 A1 FR2276716 A1 FR 2276716A1
Authority
FR
France
Prior art keywords
protection device
compressor motor
motor protection
compressor
protection
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.)
Granted
Application number
FR7509011A
Other languages
English (en)
French (fr)
Other versions
FR2276716B3 (enExample
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.)
Lennox Industries Inc
Original Assignee
Lennox Industries Inc
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 Lennox Industries Inc filed Critical Lennox Industries Inc
Publication of FR2276716A1 publication Critical patent/FR2276716A1/fr
Application granted granted Critical
Publication of FR2276716B3 publication Critical patent/FR2276716B3/fr
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H3/00—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection
    • H02H3/02—Details
    • H02H3/05—Details with means for increasing reliability, e.g. redundancy arrangements
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H47/00—Circuit arrangements not adapted to a particular application of the relay and designed to obtain desired operating characteristics or to provide energising current
    • H01H47/002—Monitoring or fail-safe circuits
    • H01H47/004—Monitoring or fail-safe circuits using plural redundant serial connected relay operated contacts in controlled circuit
FR7509011A 1974-06-26 1975-03-21 Dispositif de protection du moteur d'un compresseur Granted FR2276716A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US48329374 US3898527A (en) 1974-06-26 1974-06-26 Motor protection apparatus and method

Publications (2)

Publication Number Publication Date
FR2276716A1 true FR2276716A1 (fr) 1976-01-23
FR2276716B3 FR2276716B3 (enExample) 1977-11-25

Family

ID=23919502

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7509011A Granted FR2276716A1 (fr) 1974-06-26 1975-03-21 Dispositif de protection du moteur d'un compresseur

Country Status (5)

Country Link
US (1) US3898527A (enExample)
JP (1) JPS513407A (enExample)
CA (1) CA1038949A (enExample)
DE (1) DE2509012A1 (enExample)
FR (1) FR2276716A1 (enExample)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3995199A (en) * 1975-08-25 1976-11-30 Lennox Industries Inc. Compressor motor protection
US4318673A (en) * 1977-07-25 1982-03-09 Hi-Stat Manufacturing Company, Inc. Pressure switch and circuit means
DE2910966A1 (de) * 1979-03-21 1980-10-02 Bosch Gmbh Robert Kaelteverdichter
US4357807A (en) * 1981-01-09 1982-11-09 Jerry Aleksandrow Low energy ice making apparatus
US5200872A (en) * 1989-12-08 1993-04-06 Texas Instruments Incorporated Internal protection circuit for electrically driven device
US6301091B1 (en) * 1999-04-27 2001-10-09 Rockwell Automation Technologies, Inc. Relay configuration
DE19948552A1 (de) * 1999-10-08 2001-06-07 Siemens Ag Aktoreinheit mit einem Grundaktor, einem Zusatzaktor und einer sicheren Ansteuereinheit
JP4298199B2 (ja) 1999-10-08 2009-07-15 シーメンス アクチエンゲゼルシヤフト 少なくとも２つの接触器と１つの安全な駆動ユニットを有するアクチュエータユニット
DE10041633A1 (de) * 2000-08-24 2002-03-07 Moeller Gmbh Schaltgeräteanordnung
NO20025207A (no) * 2002-10-30 2003-12-01 Sleipner Motor As Fremgangsmåte og styresystem for styring av elektromotorer
US7861545B2 (en) * 2006-06-14 2011-01-04 Cnh America Llc Air conditioning cut-out circuit

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2470257A (en) * 1945-11-23 1949-05-17 Milton K Moore Electrical protective system
US2635200A (en) * 1946-09-03 1953-04-14 Gen Motors Corp Control mechanism
US3358468A (en) * 1965-08-03 1967-12-19 Carrier Corp Control apparatus for refrigeration compressor
US3443394A (en) * 1967-08-23 1969-05-13 Capitol Temptrol Corp Water chiller with improved freeze-up protection
US3656023A (en) * 1970-09-21 1972-04-11 Joseph M Hadfield Protective circuit
US3688157A (en) * 1970-12-28 1972-08-29 Joseph F Spears Motor protection control apparatus

Also Published As

Publication number Publication date
FR2276716B3 (enExample) 1977-11-25
US3898527A (en) 1975-08-05
CA1038949A (en) 1978-09-19
DE2509012A1 (de) 1976-01-15
JPS513407A (enExample) 1976-01-12

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Legal Events

Date Code Title Description
ST Notification of lapse