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INSTALLATION AND SERVICE MANUAL

Zakład Wytwórczy Aparatów Elektrycznych Sp. z o.o.

ONIIIS

Outdoor disconnector

Manual No DTR.01.03.02.EN

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Summary of Contents for ONIIIS

Page 1: ...INSTALLATION AND SERVICE MANUAL Zak ad Wytw rczy Aparat w Elektrycznych Sp z o o ONIIIS Outdoor disconnector Manual No DTR 01 03 02 EN...

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

Page 3: ...eration 7 2 3 Ambient conditions during operation 8 2 4 Nameplate 9 3 ACCESSORIES ADDITIONAL EQUIPMENT 10 4 INSTALLATION AND ADJUSTMENT 13 4 1 Preparation of the supporting structure and assembly ot t...

Page 4: ...h the order Disconnectors are delivered on a transport pallet to which they are screwed When transporting the discon nector excessive shocks should be avoided Disconnectors are delivered to the custom...

Page 5: ...s shaft are loosen for de livery time what allows the earthing knives to be closed with closed disconnector s current path After unpacking the disconnector at the recipient the earthing knives item 1...

Page 6: ...onnector The disconnector should be moved using straps as shown in the figure below Disconnectors should be stored indoors in an atmosphere free from aggressive chemical agents 2 DESCRIPTION 2 1 Appli...

Page 7: ...tor s current path consisting of two fixed contacts item 4 bolted to the insulators and movable contact item 5 The movable contacts of the current path are connected to the main shaft by the driving i...

Page 8: ...The ONIIIS disconnectors are adapted for outdoor operation at ambient temperature from 40 to 40 C and relative humidity to 100 Figure 5 Types of terminals of ONIIIS type disconnector Disconnector ONI...

Page 9: ...2 9 6 3 8 4 10 1 1 Manufacturer 2 Year of production 3 Rated current Ir 800 A 4 Rated duration of short circuit tk s 5 Serial number 6 Rated operating voltage Ur kV 7 Surge test voltage Up kV 8 Rated...

Page 10: ...3 ACCESSORIES ADDITIONAL EQUIPMENT 1 ONIIIS disconnector 2 Manual sliding operating mechanism NNP with fix ing 3 Coupling tie rod 4 Supporting bracket Figure 6 ONIIIS type disconnector with NNP opera...

Page 11: ...Elektrycznych Sp z o o 11 1 ONIIIS disconnector 2 NR5S manual operating mechanism with fixing 3 Coupling tie rod 4 Supporting bracket 5 Clamp Figure 7 ONIIIS disconnector with a wall mounted NR 5S ope...

Page 12: ...ycznych Sp z o o 12 1 ONIIIS disconnector 2 NSL 60 motor operating mechanism with fixing 3 Coupling tie rod 4 Supporting bracket 5 Clamp Figure 8 ONIIIS disconnector with NSL 60 operating mechanism mo...

Page 13: ...t stops causing the disconnector to open When closing the course of action is similar except that the lever movement takes place in the opposite direction 4 1 Preparation of the supporting structure a...

Page 14: ...e grease The screws item 2 should be tightened carefully with a torque of 62 Nm using two wrenches When tightening the screws caution must be maintained to not change the settings of the disconnector...

Page 15: ...visable to do visual inspection of disconnector in each case paying at tention to the correct achievement of limit positions by the apparatus as well as the condition of the insulators contamination m...

Page 16: ...acts with acid free vaseline or other conductive grease replacement of contacts in the case when the surfaces of their mutual contact are significantly damaged tightening of loose screw connections if...

Page 17: ...substances In accordance with applicable regulations it is possible to return a worn out complete disconnector to the manufacturer Zak ad Wytw rczy Aparat w Elektrycznych Sp z o o Current path resist...

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