Southern States CVB-2 Installation Instructions Manual Download | Manualshive

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TYPE CVB-2

Vertical Break
Disconnect Switch

15.5 – 245 kV, 2000A

INSTRUCTION

INSTALLATION &

MANUAL

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Summary of Contents for CVB-2

Page 1: ...TYPE CVB 2 Vertical Break Disconnect Switch 15 5 245 kV 2000A INSTRUCTION INSTALLATION MANUAL ...

Page 2: ...Page II The Quality Name in High Voltage Switching ...

Page 3: ...Page III The Quality Name in High Voltage Switching Safety Information ...

Page 4: ...ner will constitute the Warranty Holder s exclusive remedy and fulfillment of all SSLLC s liabilities and responsibilities hereunder SSLLC s duty to perform under this limited warranty may be delayed at SSLLC s sole option until SSLLC has been paid in full for all products purchased by the Warranty Holder No such delay will extend the Warranty Period If SSLLC does not make such repair or replaceme...

Page 5: ...nt o The Purchaser may use its own personnel or engage a third party to Use the Equipment The Purchaser shall insure that it only utulizes personnel who are fully qualified or certified by a reputable certification agency to Use the Equipment In the event that Purchaser cannot find such qualified personnel the Purchaser will notify Southern States and seek its advice to determine a mutually agreea...

Page 6: ...ctly and solely caused by Southern States negligence For the purposes of clarity Southern States shall not be liable and be fully indemnified by the Purchaser for the following related to the Equipment normal wear and tear excessive use and loading improper interference or maintenance on the part of the Purchaser or third parties incomplete or false information given by the Purchaser inappropriate...

Page 7: ...Page VII The Quality Name in High Voltage Switching Type CVB 2 ...

Page 8: ...od 7 Removal of Live Parts 7 Stack Insulators 8 Mounting Live Parts on Insulators 9 Adjustment of Switch in Open Position 9 Adjustment of Switch in Closed Position 10 Adjust Blade on Front Stop 10 Mounting Switch on Structure 11 Single Pole Adjustments 11 Arcing Horn Adjustment 12 Operating Mechanism 12 Operating Mechanism Adjustment 3 Phase Installation 15 Final Switch Adjustments Tuning 17 Gener...

Page 9: ...r horizontal mounting 7 Figure 3 Stack Insulators 8 Figure 4 Switch Adjustment in Open Position 9 Figure 5 Blade Allignment 10 Figure 6 Bearing Stops 11 Figure 7 Typical Operating Mechanism 12 Figure 8 Alternative Operating Mechanisms 13 Figure 9 Typical Operating Pipe Arrangement 14 Figure 10 Typical Operating Arrangement 14 Figure 11 Top View of Adjustable Arm Assembly 15 Figure 12 Piercing Pipe...

Page 10: ...tire obligations of Southern States The Warranty contained in the contract between the parties is the sole warranty of Southern States Any statements contained herein do not create new warranties or modify the existing warranty Important The information contained herein is general in nature and not intended for specific application purposes It does not relieve the user of responsibility to use sou...

Page 11: ...ions and potential conditions may not be covered in this manual Contact Southern States LLC in the event conditions associated with a specific application are not sufficiently addressed All photographs and sketches in this manual are for illustration purposes only and may not be to scale Refer to the Unit Assembly drawing or the Operating Mechanism drawing provided with each disconnect switch for ...

Page 12: ... 15 5 27 38 48 3 72 5 123 145 170 245 BIL kV 110 150 200 250 350 550 650 750 900 1050 ADDITIONAL RATINGS Rated Power Frequency 60 Hz Continuous Current 2000 A Short Time Symmetrical Withstand 3 Sec 63 kA RMS Peak Withstand 164 kA Ambient Temperature Rating 40 C to 50 C Standard 50 C Optional ...

Page 13: ...y A Jaw and blade tip Reverse loop jaw contact fingers with silver to silver current transfer surfaces B Blade Hard drawn bus copper tubing C Insulators D Switch base E Insulator bearing Low friction maintenance free F Live part mechanical components All copper G Counterbalancing Maintenance free coil spring enclosed housing A E D C B F G ...

Page 14: ...should be used for this purpose If damage or a shortage is noted file a claim immediately with the carrier and contact the factory Storage All components of the CVB 2 vertical break disconnect switch are suitable for outdoor use Keep bearings out of standing water Keep upright and support live parts with base If a motor operator is furnished be sure to connect the heater circuit using the provided...

Page 15: ...Procedures Recommended Tools Values Table 2 Recommended Tools and Torque Values Recommended Tools Recommended Torque Values Type Sizes Bolt Nut size Torque Ft lb Hand Wrenches and or Sockets 15 16 3 4 5 8 9 16 1 2 50 S Steel 40 All Others Drill Bit 1 4 5 8 92 3 4 127 1 286 ...

Page 16: ... heavy in most cases after assembly of the insulators Take care not to scratch the switch as scratching can cause corona Removal of Live Parts Note The hinge assembly is spring loaded handle with caution Open blade fully before removing live parts See Figure 2 except for vertical or underhung mounting switches For vertical or underhung mounting switches leave the blade in the closed position when ...

Page 17: ...ures Stack Insulators Consult your single pole assembly and single pole sub assembly drawings for proper position of levers spacers etc Sort out hardware and then mount the insulators Leave all bolts snug do not tighten Figure 3 Stack Insulators ...

Page 18: ...rn the rear rotating insulator clockwise against the bearing stop to the fully closed position 2 Mount the live parts with the blade in the closed position Adjustment of Switch in Open Position Horizontal Mounted Switch Refer to the single pole sub assembly drawing for the correct angle of blade opening If adjustment is required use the open position stop cam on the strut to adjust the blade until...

Page 19: ...should touch stop as blade contact begins wiping motion with jaw contacts This adjustment is made at the factory and should not need correcting in the field however due to variation of the insulators spacers or the addition of ground switches or interrupter attachments which were not part of the original order a change may be necessary To make the adjustment loosen the set screws on the fork See F...

Page 20: ...the single pole sub assembly drawing If readjustment is required refer to Part 1 Item F 2 Check blades entering contacts be sure the center of the blade is in line with the contact shoe pins 3 Check to see that the blade is horizontal in the contacts 3 degrees Refer to Figure 5 4 Full open and close positions of switch pole are determined by positions of bearing stops Allow 1 16 inch clearance on ...

Page 21: ... Assembly Method section 3 After connecting the bus all adjustments should be rechecked Operating Mechanism Manual or Motor Operated These switches are designed to be opened and closed as a three phase unit by a system of pipes that translates the rotational movement of an operator on the ground whether manual or motor to simultaneous rotation of the end insulator of each switch pole Figure 7 show...

Page 22: ...ese steps Have all switch poles completely closed Install all components shown on the Operating Mechanism Drawing including interphase pipe vertical pipe all brackets bushings etc and the adjustable crank arm The Pipe Collar must support the entire weight of the Vertical Operating Pipe Do not allow the manual operating housing to bear any of the Vertical Pipe weight ...

Page 23: ...re installing the interphase pipe This will eliminate trying to coordinate and adjust all three poles at once GENERAL INSTALLATION NOTE If the components have self piercing set screws during installation tighten them to only grip the pipe match mark to check for slippage and drive them in only after adjustments are completed If a motor operator is used at this point refer to its installation instr...

Page 24: ...Adjustable Arm Assembly Lengthen the Adjustable Arm radius approximately Shorten the pipe to allow the Clevis to reposition itself the same distance Re tighten the Adjustable Arm and Clevis Clamping Bolts Test Operate Re adjust as necessary 4 The Adjustable Arm radius is too long if the Grounding Switch reaches the fully open position Blade in horizontal position before the switch operator reaches...

Page 25: ...ecessary to achieve full closing of all three poles 6 No adjustment of the Grounding Switch Blade closest to the Operating Arm is necessary 7 When the switch is fully adjusted Pre drill pipe for setscrews with the Threaded Drill Guides supplied and a drill Securely tighten all bolts Tighten setscrews until pipe wall is pierced Figure 12 Figure 12 Piercing Pipe Wall Penetrate the aluminum pipe only...

Page 26: ...e phase and the interphase pipe disconnected from the other two phases Once the drive phase is properly adjusted connect the interphase pipe and continue tuning the other two phases one at a time 2 Switch Operating Devices 2 1 Worm gear operator HOGO High Output Geared Operator Optional 2 1 1 The weight of the vertical operating pipe should be supported by pipe collar by maintaining the 1 4 3 8 ga...

Page 27: ...ar Operator 4 1 Swing handle operator 4 1 1 When the switch is properly adjusted the handle should hang vertically and free in both the open and closed positions to permit the use of a customer supplied padlock 5 1 Electrical motor operator 5 1 1 Please refer to motor operator instruction manual for proper installation and setup 5 1 2 Use manual operation while completing switch setup 5 1 3 Do not...

Page 28: ...ogether To make these adjustments simply loosen both jam nuts A and screw the stud in or out as required Be sure to retighten both jam nuts securely Be sure the initial setting is correct and do not adjust beyond the maximum allowable dimension If adjustment beyond the maximum allowable dimension is needed loosen the U bolts on the outboard phase clevis and reposition the pipe toward the center ph...

Page 29: ...ces on the switches which can be eliminated during normal switch maintenance Table 3 Recommended Installation and Maintenance Table Installation Tests Patrolling Inspection 6 months Routine 5 Year Periodic 10 Year Insulators Contamination X X X X Damage X X X X Cabinet if motor operator supplied Any loose parts on the floor of the cabinet X X X X Wiring Secure X X X X Links Secure X X X X Inspect ...

Page 30: ...ase during any operation or maintenance cycle as exposed surfaces such as contacts are vulnerable to environmental conditions and contaminants that can decrease the effectiveness of the grease over time During reapplication clean and wipe down the contact surfaces with a green Scotchbrite pad reapply C5 A grease and remove any excess grease until an evenly coated thin film is present Inspect arcin...

Page 31: ......

Page 32: ...eorgia Avenue Hampton Georgia 30228 Phone 770 946 4562 Fax 770 946 8106 E mail support southernstatesllc com http www southernstatesllc com 2021 Southern States LLC IB 105 CVB2 245 R7 02112021 Printed U S A ...

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