1. Scope This clause of Part 1 is replaced as follows: 1.1 This standard applies to the evaluation of thermal protectors for ballasts for tubular fluorescent lamps. Requirements concerning the testing of the combination of ballast and thermal pr

定价： 637元 / 折扣价： 542 元

No Scope Available

定价： 228元 / 折扣价： 194 元

FOREWORD This amendment has been prepared by IEC technical committee 72: Automatic controls for household use. AVANT-PROPOS Le présent amendement a été établi par le comité d'études 72 de la CEI: Commandes automatiques pour appareils domestiques.

定价： 228元 / 折扣价： 194 元

1. Scope This clause of Part 1 is replaced by the following: 1.1 This standard applies to the partial evaluation of thermal motor protectors as defined in IEC Publication 730-1 for sealed (hermetic and semi-hermetic type) motor-compressors. A the

定价： 819元 / 折扣价： 697 元

No Scope Available

定价： 228元 / 折扣价： 194 元

FOREWORD This amendment has been prepared by IEC technical committee 72: Automatic controls for household use. The text of this amendment is based on the following documents: FDIS: 72/522/FDIS Report on voting: 72/533/RVD Full informatio

定价： 273元 / 折扣价： 233 元

1. Scope This clause of Part 1 is replaced as follows: 1.1 This standard applies to automatic electrical burner control systems for the automatic control of burners for oil, gas, coal or other combustibles for household and similar use including he

定价： 819元 / 折扣价： 697 元

1. Scope This clause of Part 1 is replaced as follows: 1.1 This standard applies to automatic electrical pressure sensing controls with a minimum gauge pressure rating of -60 kPa and a maximum gauge pressure rating of 4,2 MPa, for use in, on or in

定价： 1001元 / 折扣价： 851 元

FOREWORD This amendment has been prepared by IEC technical committee 72: Automatic controls for household use. AVANT-PROPOS Le présent amendement a ete etabli par le comite d.etudes 72 de la CEI: Commandes automatiques pour appareils domestiques.

定价： 410元 / 折扣价： 349 元

FOREWORD This amendment has been prepared by IEC technical committee 72: Automatic controls for household use. AVANT-PROPOS Le présent amendement a été établi par le comité d'études 72 de la CEI: Commandes automatiques pour appareils domestiques.

定价： 182元 / 折扣价： 155 元

1. Scope This clause of Part 1 is replaced as follows: 1.1 In general, this standard applies to timers and time switches for household and similar use that may use electricity, gas, oil, solid fuel, solar thermal energy, etc. or a combination there

定价： 1001元 / 折扣价： 851 元

No Scope Available

定价： 273元 / 折扣价： 233 元

1. Scope and Object This clause of Part 1 is applicable except as follows: 1.1 Scope Replacement: This Particular Standard specifies requirements for the safety of electrically powered laboratory centrifuges designed to be installed and used i

定价： 910元 / 折扣价： 774 元

CSA Preface This is the second edition of CAN/CSA-Z10651-2, Lung ventilators for medical use - Particular requirements for basic safety and essential performance - Part 2: Home care ventilators for ventilator-dependent patients, which is an adoption, w

定价： 1092元 / 折扣价： 929 元

1.1.1 Aspects excluded from the scope Replace in the second line of the added second dash the word "interact" by the word "react". 1.1.2 Equipment excluded from the scope In the added second dash, delete the words "within the scope of IEC 79".

定价： 910元 / 折扣价： 774 元