I-O-II Type Genset Automatic Changeover Switch

I-O-II Type Genset Automatic Changeover Switch

Product description:

Quick Details

  • Place of Origin: Zhejiang, China (Mainland)

  • Brand Name: YUYE

  • Model Number: YES1-S

  • Max. Current: 500A

  • Max. Voltage: 660V

  • Certificates: CCC, CE, ISO

  • Pole Optional: 3/4P

Packaging & Delivery

Packaging Details: standard CTN / wooden case
Delivery Detail: normally within 15days


1) I-O-II type with fire control disconnection function
2) Special in Middle East, south Africa, America

I-O-II Type Genset Automatic Changeover Switch

1) Rated current : 406380100125160200315400500A 2) Pole number: 3/4P 3) Rated working voltage: 660/690/380/400/110VAC, 50/60Hz

Quality Control

1. standards: 1) GB/ T14048 supercript (high-rise buildings fire norms) ,(Architectural Design firenorms) ,(Emergency Lighting Design Guide) ,(Civil Electrical Design Specification) 2) IEC60947-1/ GB/ T4048.1 ( low voltage switchgear and control equipment general) IEC60947-3/ GBI4048.3 ( low voltage switchgear and control equipment , low voltage switches, disconnector, Switches and electrical fuse combination) 3) IEC60947-6/ GBI14048.11 (low voltage switchgear and control equipment multifunctional transfer switch equipment)

2. All the components are aged and selected strictly, the finished products are continuously aging for 24hours at high temperature condition;

3. EMC / life enduring/ temperature rising / character and comprehensive testing equipments are configured to meet relative test and guarantee the product quality.

4. During the production process , ISO9001 production and management system is strictly carried;

5. CE, CCC are certified.


hospital, shoping mall, bank, fire control, ppostal communication, urban rail transportion, high-rise buildings, industrial assembly line, television station, chemical industry, metallurge industry, military and so on places


1) the three section automatic transfer switch, when it receive transferring signal, it can transfer from one power to another immediately or after the delaying time or transfer to the neutral point which can not connect with any power system;

2) wire connection mode: wiring at front of board.