Fig. B1 – Installation including a single MV/LV power transformer with metering at LV level (DB422010_EN)
Fig. B2 – Installation including a single MV/LV power transformer with metering at MV level (DB422011_EN)
Fig. B3 – Installation including several MV/LV transformers, all located in the main substation (DB422012_EN)
Fig. B4 – Installation including several secondary substations supplied by an internal MV distribution (DB422013_EN)
Fig. B5 – Example of standard values Ur, Ud, Up (kV) (DB422014_EN)
Fig. B6 – A: Single line service. B: Single line service with provision for extension to ring main or parallel feeder service. C: Ring main service. D: parallel feeder service (DB422015_EN)
Fig. B7 – Supervisory Control And Data Acquisition System SCADA (Scada)
Fig. B9 – Circulation of the phase to earth fault current (DB422017)
Fig. B10 – Open loop configuration and operation (DB422018_EN)
Fig. B11 – Direct contact (DB422019_EN)
Fig. B12 – Indirect contact (DB422020_EN)
Fig. B13 – Potential gradient control - EN50522 - Earthing of power installations exceeding 1 kV a.c. (DB422021_EN)
Fig. B14 – Protection by placing live parts out of reach. The safety distances are fixed by IEC 61936 (DB422022_EN)
Fig. B15 – Protection by installation of barriers. The safety distances are fixed by IEC 61936 (DB422023_EN)
Fig. B16a – Breathing transformer protected by buchholz (DB422024_EN)
Fig. B16b – Transformer with conservator (PB116686)
Fig. B17 – Integral filled transformer (PB116687)
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Fig. B18a – Contacts of the transformer protection relay DGPT (cover removed) (DGPT(a))
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Fig. B18b – Transformer protection relay DGPT (DGPT(b))
Fig. B19 – Dry type transformer (PB116688)
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Fig. B20 – Thermal relay for protection of dry type transformer (Ziehl) (Thermal_relay_(Ziehl))
Fig. B21 – Discrimination between MV fuse operation and LV circuit breaker tripping, for transformer protection (DB422028_EN)
Fig. B22 – MV fuse and LV circuit breaker configuration (DB422029_EN)
Fig. B23 – Schneider Electric VIP 40 series self powered relay for basic transformer protection (PB116689)
Fig. B24 – Schneider Electric VIP 400 series self powered IDMT (Inverse Definite Minimum Time) overcurrent and earth-fault relay (PB116690)
Fig. B25 – Schneider Electric SM6 and Premset switchboards including MV/LV transformer protection with circuit breaker associated to self powered relay (PB116691)
Fig. B26 – Localization of a fault (DB422030_EN)
Fig. B27 – Compact 3 function switchgear (PB116694)
Fig. B29 – Example of functional unit architecture with compartments, favoring service continuity (PB116695)
Fig. B29 – Example of functional unit architecture with compartments, favoring service continuity (PB116696)
Fig. B31 – Example of MV/LV interlocking system (DB422032a_EN)
Fig. B31 – Example of MV/LV interlocking system (DB422032b_EN)
Fig. B31 – Example of MV/LV interlocking system (DB422032c_EN)
Fig. B31 – Example of MV/LV interlocking system (DB422032d_EN)
Fig. B31 – Example of MV/LV interlocking system (DB422032e_EN)
Fig. B31 – Example of MV/LV interlocking system (DB422032f_EN)
Fig. B32 – Emergency generator at LV Level (DB422033_EN)
Fig. B33 – Consumer substation with LV metering (DB422034_EN)
Fig. B34 – Connection of emergency generators at MV level (DB422035_EN)
Fig. B35 – Consumer substation with MV metering (DB422036_EN)
Fig. B36 – SF6 modular unit (PB116697)
(humid_conditions)
(polluted_conditions)
Fig. B37 – SM6 Modular Unit (PB116698)
Fig. B38 – PREMSET. Shielded Solid Insulated MV equipment (PB116699)
Fig. B39 – Dry type transformer (PB116700)
Fig. B41 – Hermetically-sealed totally-filled oil transformer (PB116701)
Fig. B43 – Two different examples of HV/LV substation designs with natural ventilation, according to the layouts described in Fig B54 (DB422037)
Fig. B44 – Example of HV/LV prefabricated substation tested with 1250 kVA liquid filled transformer (PB116703)
Fig. B45 – Ventilation opening locations (DB422038a_EN)
Fig. B45 – Ventilation opening locations (DB422038b_EN)
Fig. B51 – Automatic change over associated with stand-alone generators (DB422039_EN)
Fig. B52 – Control of generators operating in parallel with the utility supply network (DB422040_EN)
Fig. B53 – General arrangement of a LV metering substation (DB422041_EN)
Fig. B54 – Examples of general arrangements of LV metering substations, plan view (DB422042)
Fig. B55 – Type tested substation according to IEC 62271-202 (DB422043_EN)
Fig. B56 – Walk in and non-walk in type substations (DB422044_EN)
Fig. B57 – Outdoor substations. The three type of design (DB422045_EN)
Fig. B58 – Outdoor substations [a] Ground level walk in type substation; [b] Half buried non walk in type substation (PB116704)
Fig. B58 – Outdoor substations [a] Ground level walk in type substation; [b] Half buried non walk in type substation (PB116705)
Fig. B59 – Outdoor substation without enclosure (PB116706)
Fig. B60 – Pole mounted MV/LV substation (DB422046_EN)
