VS1英文说明书.docx

ZN63A (VS1) Vacuum Circuit BreakerProduct ManualWECOME GROUP CO.,LTD.Safety first ! ★ This switchgear equipment can only be equipped in indoor places which are suitable for the operation of electrical equipment. ★ The applicability and safety of local electrical equipment’s installation condition has to be ensured. ★ The installation, operation and maintenance has to be ensured done by specially-trained staff. ★ All operations relate to the switchgear have to be done follow the stipulations in this Instruction. ★ Do not exceed the values specified in technical data under normal working condition of switchgear equipment. ★ This Instruction should kept in places with easy access for staff relate to installation, operation and maintenance. ★ Designated staff of users should in charge for all matters affecting working safety as well as proper using of switchgear.★ If there is any questions about this Instruction, we are glad to provide with further consultation.CONTENTS1. Introduction1.1 General1.2 Technical data1.2.1 Technical data of circuit breaker1.2.2 Technical data of energy-storage motor of operating mechanism1.2.3 Technical data of release and latching electromagnet1.2.4 Relationship between permissible operating times and b reaking current1.2.5 Outline size1.3 Service conditions1.3.1 Normal service conditions1.3.2 Special service conditions1.3.3 Note for any special climate conditions2. Structure and functions2.1 Main structure of circuit breaker2.2 Structure of circuit breaker operating mechanism2.3 Release, latching electromagnet and auxiliary switch2.4 Functions2.4.1 Energy storage of spring2.4.2 Principle and step of closing operation2.4.3 Principle and step of opening operation2.4.4 Sequence of automatic reclosing operation2.4.5 Arc extinguishing principle of vacuum arc chute3. Handcart type circuit breaker for GZS1 switch cabinet4. Transportation storage4.1 Delivery conditions4.2 Package4.3 Transportation4.4 Delivery4.5 Metaphase storage5. Installation,