Ormazabal velatia mb.m Series General Instructions Manual Download

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LIB

Outdoor metal prefabricated transformer
substation

General Instructions

IG-245-EN

, version 05, 13/02/2020

Summary of Contents for velatia mb.m Series

Page 1: ...LIB mb m Outdoor metal prefabricated transformer substation General Instructions IG 245 EN version 05 13 02 2020...

Page 2: ...ectrical installations Personnel must be fully familiar with the instructions and warnings contained in this manual and in other recommendations of a more general nature which are applicable to the si...

Page 3: ...agents 17 2 2 2 Selecting the route for road transport 18 2 2 3 Checking impact detectors 18 2 2 4 Responsibility 18 2 2 5 Packing 18 2 3 Sea transport 19 3 Storage 20 4 Normal service conditions 21 5...

Page 4: ...nstallations in electrical networks with rated voltage up to 40 5 kV in alternating current Its reduced weight and dimensions enable easy handling and transport Optionally the mb m can be supplied tes...

Page 5: ...tage and or low voltage terminal cover box Closing system for the bottom cable input in the base of the medium voltage cubicles Lighting inside the medium voltage switchgear enclosure Outdoor low volt...

Page 6: ...2K1LSF 10 Possible configurations There are two variants of mb m mb m 3f allows the installation of up to three switchgear functional units in accordance with the following configurations cgmcosmos lv...

Page 7: ...ument IG 168 up to 3150 kVA or IG 287 3150 kVA For other options please contact Ormazabal 1 1 3 Low voltage switchgear Up to four outdoor enclosures are assembled on the metal frame housing the low vo...

Page 8: ...out wheels mm 2504 Height with wheels mm 2535 Table 1 1 General dimensions of mb m 2500 kVA Rated voltage kV 24 27 36 38 40 5 mb m variant mb m 3f mb m 4f mb m 3f mb m 4f Medium voltage configuration...

Page 9: ...27 36 38 40 5 mb m variant mb m 3f mb m 4f mb m 3f mb m 4f Medium voltage configuration 3l 2lp 2lv 4l 3lp 3lv 3l 2lp 2lv 4l 3lp 3lv Total weight kg 8101 8101 8244 8382 8392 8661 8277 8281 8378 8610 86...

Page 10: ...5 mb m variant mb m 3f mb m 4f mb m 3f mb m 4f Medium voltage configuration 3l 2lp 2lv 4l 3lp 3lv 3l 2lp 2lv 4l 3lp 3lv Total weight kg 9011 9011 9154 9292 9302 9571 9187 9191 9288 9520 9524 9650 Tabl...

Page 11: ...IG 245 EN version 05 13 02 2020 11 General Instructions mb m Description and main characteristics Figure 1 4 Dimensions of mb m 3f with transformer 2500 kVA in mm...

Page 12: ...IG 245 EN version 05 13 02 2020 12 Description and main characteristics General Instructions mb m Figure 1 5 Dimensions of mb m 4f with transformer 2500 kVA in mm...

Page 13: ...IG 245 EN version 05 13 02 2020 13 General Instructions mb m Description and main characteristics Figure 1 6 Dimensions of mb m 3f with transformer 2500 kVA in mm...

Page 14: ...IG 245 EN version 05 13 02 2020 14 Description and main characteristics General Instructions mb m Figure 1 7 Dimensions of mb m 4f with transformer 2500 kVA in mm...

Page 15: ...IG 245 EN version 05 13 02 2020 15 General Instructions mb m Description and main characteristics Figure 1 8 mb m 3f dimensions with low voltage outputs in mm...

Page 16: ...IG 245 EN version 05 13 02 2020 16 Description and main characteristics General Instructions mb m Figure 1 9 mb m 4f dimensions with low voltage outputs in mm...

Page 17: ...ansportation is carried out with a standard flat bed truck or a crane truck A special or generic transport permit is not necessary Checking transport legislation in each country is recommended During...

Page 18: ...its transformers in order to provide evidence of circumstances that may damage the transformer substation during transport In accordance with Standard IEC 60076 1 section 5 7 4 2 Acceleration during...

Page 19: ...rs of the metal frame in accordance with EN 50216 Furthermore in order to guide the mb m inside the container it is recommended to bolt two 100 x 50 mm UPN profiles or similar length suitable for the...

Page 20: ...sive saline or aggressive environments Check with Ormazabal when stored for over 3 months When the mb m is stored outdoors and includes an oil filter its shut off valve should be opened Follow the ins...

Page 21: ...over a 1 month period 1 8 kPa Maximum height above sea level 1000 m Solar radiation 1000 W m2 Pollution due to corrosive and or flammable gases Level II medium Layer of ice 20 mm Vibrations due to sei...

Page 22: ...The site must be visited in advance to check if vehicles can have access and if there is sufficient space for the unloading operation taking into account the distances to overhead lines slopes etc The...

Page 23: ...values for the different crane powers remembering that these are provided as a guide and each individual case should be confirmed with Ormazabal Figure 5 1 Offload operation MAXIMUM DISTANCE D FOR CRA...

Page 24: ...n diameter A 2 mm smooth level uniform concrete slab finish is recommended In the case of installation on unstable ground Ormazabal recommends compacting the ground under the concrete slab with a 200...

Page 25: ...Access hole for medium voltage cables a 1203 mm applies in mb m 3f b 1621 mm applies in mb m 4f Figure 5 3 Recommended dimensions in millimetres of the concrete slab to support the mb m with transform...

Page 26: ...age cables 8 Cable access hole for MV MV power transformer only a 1203 mm applies in mb m 3f b 1621 mm applies in mb m 4f Figure 5 4 Recommended dimensions in millimetres of the concrete slab to suppo...

Page 27: ...voltage cables 8 Access hole for low voltage cable a 1203 mm applies in mb m 3f b 1621 mm applies in mb m 4f Figure 5 5 Recommended dimensions in millimetres of the concrete slab in order to support...

Page 28: ...he lifting beam and slings should have shorteners to balance the equipment The recommended minimum requirement for the lifting beam and sling assembly must be suitable for the maximum weight of the un...

Page 29: ...ten the mb m to the container stoppers anchored to the container floor slings chains etc Figure 5 8 Elements to secure mb m to the container 3 Partially remove the mb m by pulling on it with slings or...

Page 30: ...the mb m using the pallet truck and the crane continue until the two anchor points of the remaining lifting eyebolts become accessible Figure 5 10 Continuing removing mb m 5 Before finally removing t...

Page 31: ...ation 7 Once the mb m is outside the container remove the four wheels Slightly raise the mb m for suitable access to the frame area Tool 24 mm open end wrench Risk of crushing do not remain under the...

Page 32: ...ceinthebottom part which fits the cable access in the medium voltage area The medium voltage cable connection device is designed for dry type single core cables with a maximum diameter of approximatel...

Page 33: ...b mb m 3f with transformer 2500 kVA Figure 5 16 Effective space of the cable holes in the concrete slab mb m 4f with transformer 2500 kVA Figure 5 17 Effective space of the cable holes in the concrete...

Page 34: ...uare once installation is complete 1 Turn the M16 bolt left or right depending on the leaf to be adjusted until the door is correctly levelled see Figure 5 19 2 Lock the bolts by turning the M16 adjus...

Page 35: ...uid retention tank where fitted Theframe theenclosureandthelowvoltageswitchgear where included Figure 5 20 Example of earthing circuit in mb m subject to variations depending on the configuration and...

Page 36: ...5 21 Detail of cover interlock in mb m Unscrew the two M10 screws of each of the four lugs of the cover Use a 17 mm wrench Figure 5 22 Detail of cover lug bolts in mb m Remove the cover by lifting it...

Page 37: ...the substation s earthing circuits using a 13 mm wrench Remove the transformer as indicated in the general instructions of the associated switchgear The aforementioned procedure must be carried out in...

Page 38: ...wsthatconnecttheearthconductor terminals to the fence s electrowelded point Tool two 10 mm open end wrenches Figure 5 24 Screws to be removed to release the equipotential connections terminals b Set t...

Page 39: ...rmer secondary connection The customer or installer is responsible for the cable input to the mb m transformer secondary Local electrical safety regulations must be taken into account when accessing d...

Page 40: ...dance with local regulations The local electrical safety regulations must be taken into account when it is carried out Maintenance actions generallyincludecleaningandinspectionoftheequipment The maint...

Page 41: ...40 70 100 150 Connections in LV busbars steel nut and bolt 45 60 65 85 95 130 Medium voltage MV Fastening terminals to the medium voltage pin brass pin and nuts 10 15 The medium voltage terminals incl...

Page 42: ...Notes General Instructions mb m Notes IG 245 EN version 05 13 02 2020 42...

Page 43: ......

Page 44: ...Subject to change without prior notice For further information please contact Ormazabal Prefabricados Uniblok SESE A Spain www ormazabal com...

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