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1 Scope and object This part of IEC 60871 is applicable to both capacitor units and capacitor banks intended to be used, particularly, for power-factor correction of a.c. power systems having a rated voltage above 1 000 V and frequencies of 15 Hz to 60

定价: 1274元 / 折扣价: 1083

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CSA Preface This is the first edition of CAN/CSA-C61000-2-12, Electromagnetic compatibility (EMC) - Part 2-12: Environment - Compatibility levels for low-frequency conducted disturbances and signalling in public medium-voltage power supply systems, whi

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Amendment 1:2006, Safety of transportable motor-operated electric tools - Part 2-1: Particular requirements for circular saws

定价: 228元 / 折扣价: 194

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1. Scope and normative references 1.1 Add the following paragraph: This standard applies to motor-starting relays using NTC or PTC thermistors, additional requirements for which are contained in Appendix J. . 1.1.1 Add the following paragraphs: Motor-

定价: 273元 / 折扣价: 233

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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

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Amendment 2:2006 Safety of Transportable Motor-Operated Electric Tools - Part 2-1: Particular Requirements for Circular Saws | Amendement 2:2006 Sécurité des machines-outils électriques semi-fixes - Partie 2-1: Règles particulières pour les scies circulai

定价: 228元 / 折扣价: 194

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Amendment 1 Safety of transportable motor-operated electric tools - Part 2-3: Particular requirements for planers and thicknessers | Amendement 1 Sécurité des machines-outils électriques semi-fixes - Partie 2-3: Règles particulières pour les dégauchisseus

定价: 228元 / 折扣价: 194

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Safety of Transportable Motor-Operated Electric Tools - Part 2-4: Particular Requirements for Bench Grinders Amendment 1:2006

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Amendment 1:2006 Safety of transportable motor-operated electric tools - Part 2-5: Particular requirements for band saws | Amendement 1:2006 Sécurité des machines-outils électriques semi-fixes - Partie 2-5: Règles particulières pour les scies à ruban

定价: 228元 / 折扣价: 194

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Amendment 1 Lamp controlgear - Part 2-3: Particular requirements for a.c. supplied electronic ballasts for fluorescent lamps | Modification 1 Appareillages de lampes - Partie 2-3: Prescriptions particulières pour les ballasts électroniques alimentés en co

定价: 501元 / 折扣价: 426

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This amendment is applicable to equipment for multi-source STEREOTACTIC treatment including radiosurgery and RADIOTHERAPY (MSSR). STEREOTAXIS is defined as a method for locating points within the human body using an external three-dimensional frame of ref

定价: 455元 / 折扣价: 387

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