ZWAE MARK40 Installation And Service Manual Download Page 22 | Manualshive

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Zakład Wytwórczy Aparatów Elektrycznych Sp. z o.o.

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b) one should assembly the body [4] so that it is in the perpendicular position to the base frame of the discon-

nector. At the same time, one should set it in the axis with the fixed contact of the earthing switch.

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Summary of Contents for MARK40

Page 1: ...Installation and Service Manual Zak ad Wytw rczy Aparat w Elektrycznych Sp z o o MARK40 Vertical disconnector 123 245 i 420 kV Manual No DTR 01 04 04 EN...

Page 2: ...ailure to follow the warning instructions can result in serious personal injuries or material damage Only suitably qualified personnel can work on or near the device This personnel must know exactly a...

Page 3: ...cal parameters 10 3 INSTALLATION AND ADJUSTMENT 11 3 1 Preparation of contact surfaces 11 3 2 Assembling of the base frame 12 3 3 Assembling of the insulators 13 3 4 Assembling of the movable contact...

Page 4: ...switch 20 3 12 Assembling and adjustment of the knife of the earthing switch 21 3 13 Assembling of the earthing cable 24 3 14 Table of tightening torque for screws Nm 25 4 OPERATING MANUAL 25 4 1 Note...

Page 5: ...le the other elements insulators contact s corona rings driving soc kets etc are delivered separately for installing during assembly The basic sets are packed in several pieces on a wooden structure a...

Page 6: ...Zak ad Wytw rczy Aparat w Elektrycznych Sp z o o 6 During unloading the disconnector s poles should be lifted with a forklift as shown in the following graphics 8x140 4 pcs...

Page 7: ...Mark 40 is a three column insulating switch with the secant movement of contacts in the vertical plane intended for work in networks with voltage depending on the version 123 420 kV at frequencies up...

Page 8: ...ach pole possess an individual base frame 1 equipped with two fixed feet 2 and a rotating foot 3 on which porcelain insulators 4 are mounted On top of the insulators are assembled the followings movab...

Page 9: ...disconnector is adapted for outdoor operation at ambient temperature from 40 to 40 C and relative humidity up to 100 2 3 Nameplate DISCONNECTING SWITCH Rated voltage weight rated short circuit withst...

Page 10: ...nsulation contact to contact insulation 230 kV 265 kV 460 kV 530 kV 520 kV 610 kV 6 Surge test voltage earth and pole to pole insulation contact to contact insulation 550 kV 630 kV 1050 kV 1200 kV 142...

Page 11: ...ly on the quality and cleanliness of the contacting surfaces Therefore these surfaces should be prepared very precisely The method of preparing of aluminum silver plated and galvanized contact surface...

Page 12: ...with a delicate abrasive material eg steel wool After cleaning the surface should be covered with a thin layer of acid free petroleum jelly zinc zinc connection The surfaces should be cleaned by usin...

Page 13: ...3 driving insulator 1 pc 4 screw M16x65 16 pcs spring washer 16 16 pcs nut M16 16 pcs 5 screw M16x60 16 pcs washer 17 32 pcs spring washer 16 16 pcs nut M16 16 pcs 6 screw M16x40 4 pcs washer 17 4 pc...

Page 14: ...adjustment is made with the use of adjustment washers allowing for proper adjustment of deviation of insu lators This method is presented on the next two drawings After setting the plane of insulator...

Page 15: ...s The tool should be mounted on the fixed insulator 2 By rotating the driving insulator 1 one should determine potential deviations from the axis indica ted by the tool If necessary the adjustments sh...

Page 16: ...perly adjusted the mova ble contact head is mounted 1 Used elements screw M16x40 4 pcs washer 17 4 pcs spring washer 16 4 pcs 3 5 Assembling of the fixed contact head with cu rrent path The fixed cont...

Page 17: ...w Elektrycznych Sp z o o 17 Used elements 2 screw M16x40 8 pcs washer 17 8 pcs spring washer 16 8 pcs Used elements 1 screw M6x20 4 pcs washer 6 4 4 pcs spring washer 6 4 4 pcs 3 6 Assembling of the c...

Page 18: ...ble contact head of the knife 3 8 Assembling of the corona rings of the fixed contact head Used elements 1 screw M12x25 2 pcs washer 13 2 pcs spring washer 12 2 pcs 2 screw M12x25 2 pcs washer 13 2 pc...

Page 19: ...hanism 3 10 Assembling of the driving shaft Used elements 1 screw M16x45 2 pcs washer 17 2 pcs spring washer 17 2 pcs Used elements 1 driving socket 1 pc 2 screw M12x30 1 pc spring washer 12 1 pc 3 pi...

Page 20: ...en quantities refer to a single ear thing switch 1 fixed contact of the earthing switch 1 pc 2 corona ring of the earthing switch 1 pc 3 spacer 1 pc 4 screw M10x25 2 pcs washer 10 4 pcs spring washer...

Page 21: ...ld assembly the bearing sleeves 1 in the disconnector s base frame and then adapt the diameter of the holes to the diameter of the crank it is allowed to increase the diameter using for example a flap...

Page 22: ...trycznych Sp z o o 22 b one should assembly the body 4 so that it is in the perpendicular position to the base frame of the discon nector At the same time one should set it in the axis with the fixed...

Page 23: ...he knife of the earthing switch Elements used the given quantities refer to a single earthing switch 1 The knife of the earthing switch 1 pc 2 screw M12x60 1 pc washer 13 4 pcs nut M12 2 pcs 3 screw M...

Page 24: ...ing cable should be connected according to the instruc tion below Elements used the given quantities refer to a sin gle earthing switch 1 screw M20x140 2 pcs washer 21 4 pcs spring washer 20 2 pcs nut...

Page 25: ...on switching operations a When switching the disconnector or its earthing switch the safety at work regulations in force at the place of their installation must be observed Material Dimension M6 M8 M...

Page 26: ...s contacts b condition of the earthing switch s contacts 5 2 Periodic inspections Periodic inspections and maintenance inspections should be carried out in accordance with the regulations in force at...

Page 27: ...materials from which the disconnectors are made are steel hot dip galvanized aluminum copper Disconnectors do not contain any dangerous substances In accordance with applicable regulations it is possi...

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