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MN008006EN Manual

Efective March 2021

NOVA LBS Load Break Switch

18

www.eaton.com/cooperpowerseries

Pole-Mounting Hanger

A pole-mounting hanger (Figure 18), which bolts directly to the switch

frame, is available for pole-mounting installation.

Note

: All dimensions are mm (inches). Dimensions shown are

approximate.

Figure 18.

Dimensions of NOVA LBS switch with pole-mounting hanger and arrester-mounting bracket accessories.

Pole

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Содержание NOVA LBS 15

Страница 1: ...witch Installation and Operation Instructions Automatic Switches Manual MN008006EN COOPER POWER SERIES Efective March 2021 55 15 3481 9209 55 11 98105 1564 ApplicationCPS Eaton com Need help Contact o...

Страница 2: ...edance Grounded Systems 12 Grounding on a 3 Wire Uni Grounded System 13 OPERATION 14 Electrical Operation 14 Manual Closing Loading 14 Closing 14 Opening 14 OPEN CLOSE Contact Position Indicator 14 Ho...

Страница 3: ...ENT Indicates a potentially hazardous situation which if not avoided could result in death or serious injury CAUTION Indicates a potentially hazardous situation which if not avoided may result in mino...

Страница 4: ...amage Refer to the Moving the Switch and Lifting the Switch sections If the switch is to be stored for any length of time prior to installation provide a clean dry storage area Eaton recommends transp...

Страница 5: ...27 Maximum Voltage kV 15 0 27 0 Rated Basic Impulse Level kV 110 125 Power Frequency Withstand Dry one minute 60 60 Wet one minute 50 50 TABLE 2 Current Ratings Description NOVA LBS 15 NOVA LBS 27 Ra...

Страница 6: ...bolt 2 0 600 MCM Cable range 630 A maximum 78 mm 3 1 in Eyebolt 4 0 1000 MCM Cable range 800 A maximum 106 mm 4 2 in Flat Pad 2 holes 630 A maximum 117 mm 4 6 in Flat Pad 4 holes 800 A maximum 121 mm...

Страница 7: ...converts the control voltage from 24V DC to 12V DC to power the communication devices Figure 3 Configuration of the NOVA LBS switch with power supply through the control with input power supply from a...

Страница 8: ...alled Figure 6 NOVA LBS Load Break Switch nameplate and manual opening and closing handle Opening Coil Closing spring Opening spring Lifting eyebolts Main Grounding Terminal 19 pin Receptacle Vent Val...

Страница 9: ...not allow it to shift Incorrect lifting may cause damage to the equipment Moving the Switch NOVA LBS switches are transported on pallets bolted onto them When moved by forklift truck the switch must...

Страница 10: ...oved prior to making or disconnecting wires to the switch terminals If the recommended torque is exceeded Refer to Figure 10 for terminal identification of the NOVA LBS Terminal connection to copper c...

Страница 11: ...sult in personal injury Before disconnecting the control cable open the NOVA LBS switch contacts and open the disconnect switches CAUTION Disconnect the battery and external power sources from the con...

Страница 12: ...lightning arresters Grounding of the switch head and tank Grounding of the transformer tank Grounding of the control cabinet Grounding of the SCADA equipment Figure 11 Recommended grounding method for...

Страница 13: ...emote devices can produce exported potential causing equipment damage or personal injury CAUTION Hazardous Voltage Do not use a shared low voltage network to power the switch control unless the networ...

Страница 14: ...nd to the NOVA LBS Load Break Switch through the LBC control the opening solenoid activates the opening spring and the mechanism is engaged instantly The NOVA LBS Load Break Switch uses a hydraulic da...

Страница 15: ...oltage sensing option connections when installing the control as indicated in these Service Information manuals Verify correct grounding of the NOVA switch and control prior to making any high voltage...

Страница 16: ...tacle connections are made Improper cable connections can result in damage to the switch and or control Complete the control programming before making the high voltage line connections Refer to the Op...

Страница 17: ...4 The eyebolt flat pad and stud terminals are made of copper alloys Eaton recommends terminal connection to copper wires to optimize the electrical connection Aluminum cables may produce aluminum oxi...

Страница 18: ...ting Hanger A pole mounting hanger Figure 18 which bolts directly to the switch frame is available for pole mounting installation Note All dimensions are mm inches Dimensions shown are approximate Fig...

Страница 19: ...ccessory Figure 23 can be bolted to the switch frame and pole mounting hanger for the addition of inboard and outboard arresters The arresters are not included with the brackets Note All dimensions ar...

Страница 20: ...A First push up the GREEN manual opening handle B Close the NOVA LBS switch using the LBC control To perform Manual Closing pull down the closing lever 7 times High Potential Withstand Testing The fol...

Страница 21: ...e Test results for NOVA LBS equipped with the internal voltage sensing option will be influenced by the source to ground connected sensing capacitor especially if DC high potential testing is performe...

Страница 22: ...er check switch control battery level Check the fuses on the DC DC converter board in the control cabinet Check that the closing spring is fully charged Check that the motor is charging the spring Uni...

Страница 23: ...do recept culo na Chave NOVA LBS PIN COLLO SIGNAL A ORANGE BLACK OPENING B BLUE BLACK CLOSING C BLACK WHITE Vcc D RED WHITE Ia E GREEN WHITE Ib F BLUE WHITE Ic G BLACK RED NEUTRAL CURRENT H ORANGE J K...

Страница 24: ...VS LOAD SIDE C IVS LOAD SIDE B IVS LOAD SIDE A IVS SOURCE SIDE B IVS SOURCE SIDE A MANUAL SIGNAL BLOCK CLOSE OPEN DESCRIPTION RECEPTACLE 19 PINS CONTROL CABLE AUXILIARY SWITCH MICROSWITCH OPEN LEVER C...

Страница 25: ...Publication No MN008006EN 15 Eaton Cooper Power and NOVA LBS are valuable trademarks of Eaton in the U S and other countries Youare not permitted to use these trademarks without the prior written con...

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