Beckhoff SCJ6625 Page 40 Manual Download | Manualshive

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Technical data

SCT6xxx

40

Version: 1.3

SCT67xx dimensions, size 7

Fig. 23: Isometric view, top view

Fig. 24: Right side view, front view, left side view; all dimensions in mm

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Summary of Contents for SCJ6625

Page 1: ...Documentation EN SCT6xxx Split core current transformers 2022 11 10 Version 1 3...

Page 2: ......

Page 3: ...3 1 SCT64xx General 31 3 3 2 SCT6411 Split core current transformer for primary currents 0 300 A AC to 0 500 A AC accuracy class 1 size 4 33 3 3 3 SCT6421 Split core current transformer for primary cu...

Page 4: ...Table of contents SCT6xxx 4 Version 1 3 6 2 Support and Service 51...

Page 5: ...rCAT P Safety over EtherCAT TwinSAFE XFC XTS and XPlanar are registered trademarks of and licensed by Beckhoff Automation GmbH Other designations used in this publication may be trademarks whose use b...

Page 6: ...he components are supplied in particular hardware and software configurations appropriate for the application Modifications to hardware or software configurations other than those described in the doc...

Page 7: ...ged The devices described are intended for installation by qualified electricians and may only be installed in electrical plant rooms or in closed housings Any other use or the disregard of these appl...

Page 8: ...est benches with particularly high requirements for accuracy The choice of the right product category 14 depends on the type of usage Whilst the data acquisition can be implemented cost efficiently an...

Page 9: ...windings on the primary side and a larger number of windings on the secondary side The current to be converted flows through the primary side The windings are usually wound on an alternating magnetic...

Page 10: ...s According to DIN VDE 0141 01 2000 paragraph 5 3 4 current and voltage transformers for nomi nal voltages from Um 3 6 kV must be grounded on the secondary side For low voltages Um 1 2 kV grounding is...

Page 11: ...of the continuous current in the primary winding at which the overtemperature does not exceed the value specified in the standard with the secondary winding loaded with the rated load Rated short time...

Page 12: ...nsformers is fundamentally different Fig 4 Principle fluxgate current measurement technology The measuring principle of the SCT5xxx is based on a differential current measurement of two oppositely exc...

Page 13: ...ents at frequencies up to 100 kHz This makes this differential current transformer compatible with a wide range of industrial applications loads and power sources With its user selectable settings thi...

Page 14: ...ct overview SCT6xxx 14 Version 1 3 2 3 Product categories SCTxxxx current transformer Breakdown of the type designation of the SCT current transformer Fig 6 Designation key of the SCT current transfor...

Page 15: ...current transformers would quickly hit their limits on the basis of this physical principle The SCT0xxx coil current transformers with electrical isolation are specially designed for these low primary...

Page 16: ...stallation spaces e g directly in the sub distribution unit Two current transformers are attached to the DIN rail while the third current transformer is plugged into the fastened current transformers...

Page 17: ...The SCT2xxx series offers a large selection of ring type current transformers for primary currents from 60 to 2500 A in six sizes and two accuracy classes The innovative screwless connection technolo...

Page 18: ...onductor 43 7 mm size 3 SCT2321 Accuracy class 0 5 Primary current 0 800 A AC 1000 A AC Secondary current 1 A AC Max diameter round conductor 43 7 mm size 3 SCT2411 Accuracy class 1 Primary current 0...

Page 19: ...rmers in accuracy class 0 5 3 phase ring type current transformers SCT3111 Accuracy class 1 Primary current 3 x 0 50 A AC to 3 x 0 150 A AC Secondary current 1 A AC Max diameter round conductor 13 5 m...

Page 20: ...ere Monitoring residual currents with the SCT5xxx in real time in a power system opens up the possibility of evaluating the condition of the electrical insulation based on the actual measured value so...

Page 21: ...conductor 18 5 mm size 3 SCT6321 Accuracy class 0 5 Primary current 0 200 A AC 0 250 A AC Secondary current 1 A AC Max diameter round conductor 18 5 mm size 3 SCT6411 Accuracy class 1 Primary current...

Page 22: ...ize 1 SCT7125 Accuracy class 0 5 Primary current 0 400 A AC Secondary current 5 A AC Max diameter round conductor 20 mm size 1 SCT7215 Accuracy class 1 Primary current 0 500 A AC 0 600 A AC Secondary...

Page 23: ...ables show the fault limit values taking into account the rated current values Class accuracy Current error in at of rated current 5 20 50 100 120 0 5 1 5 0 75 0 5 0 5 1 3 0 1 5 1 0 1 0 3 3 3 Class ac...

Page 24: ...nt temperature range during operation 5 40 C Permissible ambient temperature range during storage 25 70 C Permissible relative humidi 5 85 Operating height Up to 2000 m Protection class IP20 Insulatio...

Page 25: ...Technical data SCT6xxx 25 Version 1 3 SCT61xx dimensions size 1 Fig 15 Isometric view Fig 16 Right side view front view left side view all dimensions in mm...

Page 26: ...A AC accuracy class 3 size 1 Technical data SCT6101 xxxx Accuracy class 3 Primary current 0 60 A AC to 0 150 A AC Secondary current 1 A AC Versions SCT6101 0060 ratio 60 1 rated power 0 4 VA SCT6101...

Page 27: ...rature range during operation 5 50 C Permissible ambient temperature range during storage 25 70 C Permissible relative humidi 5 85 Operating height Up to 2000 m Protection class IP20 Insulation charac...

Page 28: ...Technical data SCT6xxx 28 Version 1 3 SCT63xx dimensions size 3 Fig 17 Isometric view top view Fig 18 Right side view front view left side view all dimensions in mm...

Page 29: ...ormer for primary currents 0 200 A AC 0 250 A AC accuracy class 1 size 3 Technical data SCT6311 xxxx Accuracy class 1 Primary current 0 200 A AC 0 250 A AC Secondary current 1 A AC Versions SCT6311 02...

Page 30: ...mer for primary currents 0 200 A AC 0 250 A AC accuracy class 0 5 size 3 Technical data SCT6321 xxxx Accuracy class 0 5 Primary current 0 200 A AC 0 250 A AC Secondary current 1 A AC Versions SCT6321...

Page 31: ...rature range during operation 5 50 C Permissible ambient temperature range during storage 25 70 C Permissible relative humidi 5 85 Operating height Up to 2000 m Protection class IP20 Insulation charac...

Page 32: ...Technical data SCT6xxx 32 Version 1 3 SCT64xx dimensions size 4 Fig 19 Isometric view top view Fig 20 Right side view front view left side view all dimensions in mm...

Page 33: ...ts 0 300 A AC to 0 500 A AC accuracy class 1 size 4 Technical data SCT6411 xxxx Accuracy class 1 Primary current 0 300 A AC to 0 500 A AC Secondary current 1 A AC Versions SCT6411 0300 ratio 300 1 rat...

Page 34: ...rmer for primary currents 0 400 A AC 0 500 A AC accuracy class 0 5 size 4 Technical data SCT6421 xxxx Accuracy class 0 5 Primary current 0 400 A AC 0 500 A AC Secondary current 1 A AC Versions SCT6421...

Page 35: ...ature range during operation 5 50 C Permissible ambient temperature range during storage 25 70 C Permissible relative humidi 5 85 Operating height Up to 2000 m Protection class IP20 Insulation charact...

Page 36: ...Technical data SCT6xxx 36 Version 1 3 SCT66xx dimensions size 6 Fig 21 Isometric view top view Fig 22 Right side view front view left side view all dimensions in mm...

Page 37: ...sformer for primary currents 0 600 A AC 0 750 A AC accuracy class 1 size 6 Technical data SCT6615 xxxx Accuracy class 1 Primary current 0 600 A AC 0 750 A AC Secondary current 5 A AC Versions SCT6615...

Page 38: ...mer for primary currents 0 600 A AC 0 750 A AC accuracy class 0 5 size 6 Technical data SCT6625 xxxx Accuracy class 0 5 Primary current 0 600 A AC 0 750 A AC Secondary current 5 A AC Versions SCT6625...

Page 39: ...ature range during operation 5 50 C Permissible ambient temperature range during storage 25 70 C Permissible relative humidi 5 85 Operating height Up to 2000 m Protection class IP20 Insulation charact...

Page 40: ...Technical data SCT6xxx 40 Version 1 3 SCT67xx dimensions size 7 Fig 23 Isometric view top view Fig 24 Right side view front view left side view all dimensions in mm...

Page 41: ...ormer for primary currents 0 800 A AC 0 1000 A AC accuracy class 1 size 7 Technical data SCT6715 xxxx Accuracy class 1 Primary current 0 800 A AC 0 1000 A AC Secondary current 5 A AC Versions SCT6715...

Page 42: ...r for primary currents 0 800 A AC 0 1000 A AC accuracy class 0 5 size 7 Technical data SCT6725 xxxx Accuracy class 0 5 Primary current 0 800 A AC 0 1000 A AC Secondary current 5 A AC Versions SCT6725...

Page 43: ...ion of the current transformer without secondary wiring must be avoided at all costs Make sure that the working environment is safe during assembly maintenance and installation work Interrupt the powe...

Page 44: ...Commissioning SCT6xxx 44 Version 1 3 Measuring circuit Fig 25 Measuring circuit SCT6xxx transformer brown conductor S1 blue conductor S2 Assembly notes Fig 26 Inserting the fixing clasps...

Page 45: ...on 1 3 Fig 27 Sealing option with the types SCT63xx SCT64xx SCT66xx Fig 28 With the SCT67xx types the lower half of the core can be removed for easier mounting Fig 29 SCT63xx SCT64xx snap on mounting...

Page 46: ...e measuring device Check whether the current transformer is connected correctly Open circuit Current transformers must be short circuited as long as no tapping occurs Note the danger warnings 43 in th...

Page 47: ...corresponding voltage tap off if the active and or reactive power does not correspond to the expected values if necessary one phase has been reversed Check whether the current transformer is connecte...

Page 48: ...Beckhoff SCT series and the connections IL1 IL2 IL3 and IN star point of the current transformers Fig 30 EL3443 power measurement at a machine Fuse protection of the terminal The voltage measurement...

Page 49: ...ltage is measured via connections L1 L2 L3 and N The current is measured via 4 current transformers e g from the Beckhoff SCT series and the connections IL1 IL2 IL3 and IN star point of the current tr...

Page 50: ...ix 6 1 Documentation issue status Version Comment 1 3 Chapter Introduction updated Chapter Technical data updated 1 2 Addenda chapter Notes on class accuracy SCT transformers 1 1 Addenda corrections 1...

Page 51: ...here Beckhoff Support Support offers you comprehensive technical assistance helping you not only with the application of individual Beckhoff products but also with other wide ranging services support...

Page 52: ......

Page 53: ...Beckhoff Automation GmbH Co KG H lshorstweg 20 33415 Verl Germany Phone 49 5246 9630 info beckhoff com www beckhoff com More Information www beckhoff com SCT6xxx...

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