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Document: GF07Z313
INSTALLATION & OPERATION MANUAL
HV6CS Vacuum Circuit Breakers – Drawout Type
7.2kV Voltage Class
APPLICABLE MODEL NUMBER:
(Motor Operation Type)
HV6CS-MLD
(Drawout Cell)
H6A-HLS
Issued: December, 2012
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Important Notice The instructions contained in this manual are not intended to cover all details or variations in equipment types nor may it provide for every possible contingency concerning the installation, operations, or maintenance of this equipment. Should additional information be required, contact your Toshiba Customer Support Center. The contents of this manual shall not become a part of or modify any prior or existing agreement, commitment, or relationship. The sales con
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About This Manual Every effort has been made to provide accurate and concise information to you, our customer. At Toshiba International Corporation we are continuously striving for better ways to meet the constantly changing needs of our customers. E-mail your comments, questions, or concerns about this publication to controls@tic.toshiba.com. Purpose and Scope of Manual This manual provides information on how to safely install, operate, maintain, and dispose of your HV6CS brea
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Contacting TIC’s Customer Support Center Toshiba International Corporation’s Customer Support Center can be contacted to obtain help in resolving any Adjustable Speed Drive system problem that you may experience or to provide application information. The Support Center is open from 8 a.m. to 5 p.m. (CST), Monday through Friday. The Center’s toll free number is US (800) 231-1412/Fax (713) 937-9349 CAN (800) 872-2192 MEX 01 (800) 527-1204. For after-hours support follow the direc
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Table of Contents General Safety Information ………………………………………………………………………. 1 Safety Alert Symbol ……………………………………………………………………….. 1 Signal Words ………………………………………………………………………………. 1 Equipment Warning Labels ………………………………………………………………. 2 Qualified Personnel ……………………………………………………………………….. 2 Equipment Inspection …………………………………………………………………….. 3 Handling and Storage …………………………………………………………………….. 3 Disposal ……………………………………………………………………………………. 4 During Use ………………………………………………………………………..……………
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General Safety Information DO NOT attempt to install, operate, maintain, or dispose of this equipment until you have read and understood all of the product safety information and directions that are contained in this manual. Safety Alert Symbol The Safety Alert Symbol is comprised of an equilateral triangle enclosing an exclamation mark. This indicates that a potential personal injury hazard exists. Signal Words Listed below are the signal words that are used throughout this
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Equipment Warning Labels DO NOT attempt to install, operate, perform maintenance, or dispose of this equipment until you have read and understood all of the product labels and user directions that are contained in this manual. Warning labels that are attached to the equipment will include the exclamation mark within a triangle. DO NOT remove or cover any of these labels. If the labels are damaged or if additional labels are required, contact the Toshiba Customer Support Center. Lab
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Equipment Inspection • Upon receipt of the equipment, inspect the packaging and equipment for shipping damage. • Carefully unpack the equipment and check for parts that may have been damaged during shipping, missing parts, or concealed damage. If any discrepancies are discovered, it should be noted with the carrier prior to accepting the shipment, if possible. File a claim with the carrier if necessary and immediately notify your Toshiba Customer Support Center. • DO NOT install th
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Operating the VCB Failure to take the opportunity to discover abnormalities can result in injuries and equipment damage. Always check to make sure that the ON and OFF indicators are correct before operating the equipment. To avoid damaging the equipment, do not close the circuit when the unit switching indicator is ON. Connecting and disconnecting the main circuit To avoid injury and damage to the equipment, do not remove the holding pin unless you are moving the VC
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During Use Installation location To prevent damage to the VCB or performance degradation, do not store or install it in the following locations: * Places whose ambient temperature is outside the range of -5 C to 40 C (23 F to 104 F). This may result in damage or performance degradation. * Places exceeding 1000 m (3300 ft) elevation. This may result in damage or performance degradation. * Places where excessive dust is produced. This may result in damage
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Special environmental conditions When using the VCB in special environments, check the points in Table 1 below. Table 1 Points to Check When Using the Circuit Breaker in Special Environments Special Practical example Check points environmental condition Contamination * Large amounts of dust. * Reduce the size of the ventilation duct * Salt corrosion (locations near the * Make sure the wind does not blow seashore or where winds containing directly at the location where the
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Applicable standards pertaining to switching surges Consult Table 2 for the standards applicable to VCB switching surges. Table 2 Applicable Standards Pertaining to Switching Surges Circuit Load type breaker Rotating Dry type Oil-immersed When there is Phase advance type machine *1 transformer transformer electronic capacitor *4, *5 (insulation (insulation equipment on resistance resistance transformer below class A) low voltage class A) side Ordinary Protected by CR Pr
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1. Part Names SHAFT FOR MANUAL DRAWOUT CHARGING HANDLE CELL ON-OFF INDICATOR SPRING INDICATOR INTERLOCK LEVER CLOSE LEVER TRIP LEVER VCB COUNTER SECONDARY DRAWOUT DISCONNECTS HANDLES Figure 1 Drawout Type Circuit Breaker - 8 -
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2. From Receipt to Storage 2.1 Receipt and Unpacking Each VCB unit is carefully tested and inspected prior to shipment, so it can be used as soon as it has been unpacked. However, just in case something should be amiss, you should check the following: (1) When the box is delivered, check to make sure it is not damaged or warped. (2) Remove the unit from the box carefully to avoid damaging it. To prevent injury or damage to the equipment, make sure the unit is CAUTION s
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Table 5 List of Accessories (Drawout Cell) Part Appearance Quantity Control cable 1* (2m) 2.2 Transport Use the proper procedures when moving or transporting the unit. CAUTION Failure to use the proper (authorized) methods may damage the unit or cause it to fall, resulting in injury. 2.2.1 Transporting U Type VCBs (main circuit terminals on top left and right) Cable Figure 2 Hoisting the Circuit Breaker - 10 -
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2.2.2 Drawout Cell When hoisting the drawout unit, attach cable (wire rope) to the holes on the left and right of the rear of the unit, as shown in Figure 3. Cable Figure 3 Lifting the Drawout Cell - 11 -
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2.3 Storage Use the following procedures if the VCB will not be operated for a long period of time after it has been installed, or if it must be stored for a long period of time prior to installation. Be sure to observe the precautions for storage and installation locations (see page 5). (1) When storing the unit, cover it with a dust cover. (2) Avoid locations subject to high humidity or exposed to direct sunlight. (3) Inspect the unit periodically and make sure there are no p
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3. Installation Make sure the location satisfied the requirements listed under Storage and Installation Location (page 3) and check the dimensions using the diagrams in other catalogs or external view diagrams and panel cut diagram. Prior to installation, the maximum fault current capacity of the power system at the point of installation should be verified. This value must not exceed the symmetrical interrupting capability of the circuit breaker. See typical circuit breaker nameplate
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Screw Tightening Screw Tightening torque nominal dia. torque Nominal dia. M4 1.47 to 1.96 N-m M8 11.8 to 14.7 N-m (15 to 20 kgf-cm) (120 to 150 kgf-cm) M5 2.94 to 3.92 N-m M10 M10 24.5 to 30.9 N-m (30 to 40 kgf-cm) (250 to 315 kgf-cm) M6 4.90 to 6.37 N-m M12 44.1 to 55.4 N-m (50 to 65 kgf-cm) (450 to 565 kgf-cm) Table 5 Tightening Torque 3.2 Inserting the VCB into the Cell (Outside the cell → disconnected position) Perform the steps shown in Figures 6 through 10 in that ord
