Toshiba HCV-1JBU - Manual

SAFETY Page 3 HAZARDOUS VOLTAGE will cause severe injury, death, fire, explosion, and property damage. • Turn off and lock out Primary and Control Circuit Power before servicing. • Keep all panels and covers securely in place. • Never Defeat, Modify, or Bypass any Safety Interlocks • Qualified Opera...

TABLE OF CONTENTS Page 5 Table 3 – Gap/Wipe Standard Values (contactor in new condition)................................................ 20 Vacuum Check................................................................................................................................ 21 - Toshiba Portab...

Page 6 INTRODUCTION It is the intent of this manual to provide a guide for safely installing, operating and maintaining Toshiba vacuum contactors. This manual consists of a section of general safety instructions and is marked throughout with warning symbols. Read this manual thoroughly before instal...

GENERAL DESCRIPTION Page 7 COMPONENTS The Toshiba HCV-1JB and HCV-1KA vacuum contactors described in this manual are suitable for use on systems of 1.5kV, 600A and 1.5kV, 720A respectively. Arc interruption is accomplished inside sealed vacuum interrupters mounted on track-resistant insulators. Vacu...

Page 8 GENERAL DESCRIPTION INDICATORS AND CONTROLS The following indicator is provided: On-Off Indicator - Indicates if the contactor is OFF (Green) or ON (Red). When the indicator reads OFF, the main contacts of the contactor are open. When the indication is ON, the main contacts are closed. See Fi...

Page 10 INSTALLATION AMBIENT CONDITIONS Do not install this equipment in areas where unusual service conditions exist. Using this equipment in other than usual service conditions can result in equipment failure. Toshiba HCV-1JBU and HCV-1KAU contactors are intended for use in usual service condition...

Page 12 PRE-ENERGIZATION CHECK GENERAL BEFORE ENERGIZING THE CONTACTOR for the first time, follow the procedure below to verify that the equipment is properly installed and functional. Hazardous Voltage. Turn off and lock out all primary and control circuit power sources prior to performing this pre...

OPERATION Page 13 MOVING THE CONTACTOR FROM THE OFF TO THE ON POSITION TO MOVE THE CONTACTOR TO THE ON POSITION: 1. Turn ON circuit control power to move the contactor to the ON position 2. Verify that the position indicator reads ON (Red). MOVING THE CONTACTOR FROM THE ON TO THE OFF POSITION TO MOV...

Page 14 OPERATION Figure 8 – Internal Connection of the Normally Energized Type Figure 9 – Configuration of the Drive Unit 52 CC T1 T2 SWITCHING TIMER POWER VOLTAGE DETECT A1 A2 OSCILLATION LEGEND 52 CC …. Closing Coil T1-T4 ….. Terminal Block A1-A2…... Closing Supply AC/DC LEGEND 52 CC …. Closing C...

Page 16 MAINTENANCE MAINTENANCE PROGRAM In order to ensure continued reliable and safe operation of the equipment, a program of periodic maintenance must be established. Operating and environmental conditions will usually dictate the frequency of inspection required. NFPA Publication 70B "Electr...

MAINTENANCE Page 23 ELECTRICAL SERVICE LIFE The electrical service life of the vacuum interrupter is defined by the electrode wear and the number of open/close operations (mechanical life). To determine electrode wear, measure the distance between the lever and washer in the closed (ON) state, as sh...

Page 24 DISPOSAL AND STORAGE STORAGE If the contactor is to be stored for any length of time prior to installation, the following precautions should be taken. 1. The original packing should be restored, if possible. 2. Do not subject the equipment to moisture or sunrays. Store in cool, clean, and dr...

SPECIFICATIONS Page 25 Table 5 - Ratings Items HCV-1JBU HCV-1KAU Rated Insulation Voltage kV 1.5 Rated Operation Voltage V 208-1500 Rated Operational Current A 600 720 Rated Frequency Hz 50/60 Rated Making Current kA 6.0 (close 100 times) 7.2 (close 100 times) Rated Breaking Current kA 4.8 (close-op...

WARRANTY AND LIMITATION OF LIABILITY Page 26 Toshiba International Corporation ("Company") warrants that all equipment and parts described herein will be free from defects in materials and workmanship. THIS WARRANTY WILL EXPIRE EIGHTEEN (18) MONTHS AFTER THE DATE ON WHICH SUCH EQUIPMENT AND ...