Page 1
INSTRUCTION MANUAL HIGH－VOLTAGE VACUUM CONTACTORS CAPACITOR APPLICATION TYPE:CV-10HB 12（13.8）k V－400A－5k A TYPE:CV-10HBL 12（13.8）k V－400A－5k A TOSHIBA CORPORATION © TOSHIBA Corporation 2001-2009 All R...
Page 2
Phone: 800.894.0412 - Fax: 888.723.4773 - Web: www.ctiautomation.net - Email: [email protected]
Page 3
Read this manual carefully to fully understand the operation. And keep for maintenance. WARNING : Never remodel or disassemble the equipment nor mount nonstandard components. This equipment shall only...
Page 4
2. PRECAUTIONS IN SPECIAL APPLICATION (outdoor cubicle etc.) In application, check the follow items, please carry out the maintenance frequently. or perform the countermeasure. (Visual inspection: onc...
Page 5
3. RECEIVING AND UNPACKING WARNING : If any parts are damaged or missing. Do not install that has been damaged. Make the following checks after unpacking : (1) Check if there is any damage , foreign m...
Page 6
5．INSTALLATION When installing , protect from dust. Particularly when the contactor is installed while the building is under construction , shield it from cement dust and other foreign matter. The fol...
Page 7
６．RATING DANGER : Do not exceed the ratings specified on the contactor. Table 3 Ratings Type－ form CV－10HB CV－10HBL Operating mechanism Non-latched Latched Rated operation voltage (k V) 12 （13.8）* Rat...
Page 8
７．OUTLINE DRAWING Phone: 800.894.0412 - Fax: 888.723.4773 - Web: www.ctiautomation.net - Email: [email protected]
Page 9
8．STRUCTURE Phone: 800.894.0412 - Fax: 888.723.4773 - Web: www.ctiautomation.net - Email: [email protected]
Page 10
９．OPERATION The drive unit for the electromagnet is installed in the bottom frame. Molded and wired on the printed circuit. The closing circuit can be operated using either in AC or DC by the drive un...
Page 11
(1) CONNECTION OF CONTROL POWER SUPPLY Fig.4 and Fig.5 show the internal connections of the normally energized type latched type respectively. According to there figures, connection should be made of ...
Page 12
(2) STANDARD OPERATION CIRCUIT Shown below are the vacuum contactor and its auxiliary circuits (control and monitoring). Fig.6 represents the standard operation circuit of the normally energized type ...
Page 13
(a) Shunt trip (b) Capacitor trip Fig.7 Standard operation circuit of latched type. NOTE：● Electrical trip－free circuit must be prepared outside the contactor. ● A stable DC power source such as batte...
Page 14
10．Trial operation Warning : Make sure main power is OFF. After mounting and wiring of the vacuum contactor, make the following inspections. 1) Check for any loose connections. 2) Check for any wiring...
Page 15
11．INSPECTION AND MAINTENANCE To maintain the function and performance of the vacuum contactor for a long period of time, the following inspections and maintenance procedures are recommended. The inte...
Page 16
(2) Periodical Inspection/Detailed Inspection(every 1－2 years or every 20,000 operations) The facility should be removed out of service and perform inspection According to the instruction given in Tab...
Page 17
Table 6 Periodical inspection and detailed inspection Location What to inspect Decision criteria What to do Contactor as Appearance Abnormal appearance Check by sight. Replace broken a whole damage Pa...
Page 18
Location What to inspect Decision criteria What to do Control wiring Check for discoloration － Retighten. equipment and tightness. Auxiliary switch Amount of dust attached. Check by sight. Replace if ...
Page 19
Table 7 Gap/wipe standard value Parts name Gap Wipe Allowable wear Normally Vacuum energized 7.0～7.5 More than 3.0 2.0 interrupter type Latch type 7.0～7.5 More than 2.8 1.8 12．CRITERIA FOR DURABILITY ...
Page 20
(2) Mechanical service life The normally energized type has the mechanical service life of 0.25 million operations , and the latch type 0.25 million operations. (The mechanical service life of the vac...
Page 21
(3) Service life of capacitor Opening and closing of the capacitor produces sever conditions for contactors, such as high frequency inrush current and interpole recovery voltage more than twice the no...
