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Type EV-2H

Aluminum Vertical

Break Disconnect

Switch
thru 245 kV

INSTRUCTION

INSTALLATION &

MANUAL

Содержание EV-2H

Страница 1: ...Type EV 2H Aluminum Vertical Break Disconnect Switch thru 245 kV INSTRUCTION INSTALLATION MANUAL...

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

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

Страница 4: ...his manner 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 d...

Страница 5: ...t 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...

Страница 6: ...tly 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...

Страница 7: ...Page VII The Quality Name in High Voltage Switching Type EV 2H Aluminum Vertical Break Disconnect Switch Thru 245 kV...

Страница 8: ...ng 5 Storage 5 Installation Adjustment Procedures 6 Assembly 6 1 Preferred Switch Assembly Method 6 2 Contact Adjustment 8 3 Mounting disconnect switch onto the structure 10 4 Optional Accessories 10...

Страница 9: ...oth Sides 8 Figure 6 Blade Tip Travel 9 Figure 7 Blade Tip Must Be As Flat in the Jaw as Possible 9 Figure 8 Arcing Horn Attachment 10 Figure 9 Sling Attachment 11 Figure 10 Proper Mounting Positions...

Страница 10: ...ire 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 mo...

Страница 11: ...quipment variations and potential conditions Contact Southern States LLC in the event conditions associated with a specific application are not sufficiently addressed All photographs and sketches in t...

Страница 12: ...ues Table 1 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 40 Drill Bit 1 4 5...

Страница 13: ...he switch base to the structure Installing operating components Final adjustment or tuning is then completed A Terminal Pad Assembly G Blade M Bearing B Crank Arm H Insulator Adapter N Insulator C Bla...

Страница 14: ...h the carrier and contact the factory Storage All components of the EV 2H vertical break disconnect switch are suitable for outdoor use and do not have any special storage requirements If a motor oper...

Страница 15: ...the insulator bearing hub switch arm and rotating base to ensure correct reassembly See Figure 2 Match mark A to B and B to C Failure to complete this step will make final adjustment more difficult 1...

Страница 16: ...gure 5 Usually bolt hole tolerances will be sufficient to align the contacts properly However the jackscrews that support the jaw insulator stack can also be used to tilt the insulator as required 1 6...

Страница 17: ...tip as shown in Figure 4 If necessary use the jack screws that support the jaw insulator to tilt the insulator fore or aft to align these parts Figure 4 Contact blade centered among contact fingers 2...

Страница 18: ...it as required Note By adjusting all jackscrews equally count the flats and previous adjustment will not be disturbed Never attempt to force the blade tip into the jaw Any attempt to adjust the contac...

Страница 19: ...the switch is fully closed as shown in Figure 8 If necessary the jaw stationary arcing horn may be bent to achieve proper contact Figure 8 Arcing Horn Attachment 4 Mounting disconnect switch onto the...

Страница 20: ...n Figure 10 Figure 10 Proper Mounting Positions 4 6 1 Conventional blade open positions are shown in Figure 10 The EV 2H switch will be shipped with one of these blade open angles unless another angle...

Страница 21: ...the stop bolt Figure 11 BLADE STOP OPEN POSITION 4 8 If possible mount the conductors to both ends of the switch pole before adjusting switches 4 9 Conductor loads can alter fine switch adjustments so...

Страница 22: ...f the end insulator of each switch pole 5 2 Figure 13 shows a typical operating mechanism for a 145kV vertical break switch Figure 14 shows alternate operating mechanism designs each of which is emplo...

Страница 23: ...er necessary components Refer to Figure 15 Do not connect the interphase pipe at this time Figure 15 Typical Operating Arrangement 5 7 CAUTION The pipe collar above the vertical bearing support must s...

Страница 24: ...perly adjusted connect the interphase pipe and continue tuning the other two phases Care should be taken to ensure that the operating mechanism only exerts enough force to toggle the blade tip perpend...

Страница 25: ...re 17 Type SEGO Safety Enhanced Gear Operator 6 2 3 Swing handle operator 6 2 3 1 Adjust stops on handle mount after adjusting switch 6 2 3 2 When the switch is properly adjusted the handle should han...

Страница 26: ...ition 6 4 Final Adjustment 6 4 1 Before piercing any pipes always check that none of the clamped joints have slipped If slippage occurs correct it and repeat the operation to verify that adjustment is...

Страница 27: ...ighten bolts and test operate readjust as necessary 6 4 5 All poles of the fully adjusted disconnect switch should operate together although a slight variance between poles is acceptable The primary o...

Страница 28: ...es on the switches which can be eliminated during normal switch maintenance Table 2 Recommended Installation and Maintenance Table Installation Tests Patrolling Inspection 6 months Routine 5 Year Peri...

Страница 29: ...se 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 tim...

Страница 30: ...orgia 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 101 EV2H 245 R6 02152021 Printed...

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