Kuhlman Electric Corporation Volt Instrument Transformers

Transcription

1 Kuhlman Electric Corporation 5000 Volt Instrument Transformers

2 5000 Volt Table of Contents Description Model Page 3 ½ Window CT Single, Dual & Multi Ratio (High Accuracy Available) TD ½ Window CT Single, Dual & Multi Ratio (High Accuracy Available) RMB(X) Indoor, Wound, Dry-Type VT Y Burden U/VCD Indoor, Wound, Dry-Type CT Standard Range CID

3 TD 994 Current Transformer Indoor/Outdoor 5kV, 60kV BIL, Single, Dual & Multi Ratios Molded Resin, Window Type, Metering/Relaying application The TD-994 indoor/outdoor, window-type current transformer is rated for use on 5,000 volt systems with 60kV BIL. Primary current ratios are available from 50:5 to 4000:5 at 60 Hertz (Hz) with a of up to 4.0. This dry-type, solid-cast current transformer will operate with high accuracy for metering or relay applications Volt mechanical description The core and coil assembly is wound and encapsulated in a molded cast resin with a standard 3.44 window to provide high withstand capabilities. An optional primary bus bar with NEMA 4-hole pads can also be provided (4000A max). The secondary terminals are ¼ -20 copper studs with associated hardware located inside a removable terminal box with two (2) 1 NPT conduit hubs. accuracy performance The TD-994 will operate with 0.3 Class accuracy for metering with burdens of B0.1 to B1.8 and up to C400 for some relay applications. The transformer is accurate through its, and can be used continuously to this level. testing The unit is individually tested per the IEEE C57.13 standard, including applied and induced voltage, accuracy and polarity. Partial discharge testing is performed to guarantee the unit is free of partial discharge through 120% of the nominal system voltage. The unit is tested above operating voltage for traces of corona. A corona free label is bonded to the completed transformer as a guarantee of trouble-free service. mounting The TD is designed for mounting in an upright, underhung or cantilever position. Mounting slots are provided on the aluminum base. ORDERING INFO FOR TD-994 Ratio Catalog Number* Accuracy/Burden Metering Relay options The TD is available with a primary bus bar kit. The unit can be offered in single or dual core designs. Contact factory for other needs. HIGH ACCURACY N/A Catalog Number Burden Accuracy Range 100:5 B130100S1 0.3 B0.1 C :5 B130200S1 0.3 B0.2 C :5 B130300S1 0.3 B0.2 C :5 B130400S1 0.3 B0.5 C :5 B130500S1 0.3 B0.5 C :5 B130600S1 0.3 B0.5 C :5 B130800S1 0.3 B0.9 C :5 B131000S1 0.3 B1.8 C :5 B131200S1 0.3 B1.8 C :5 B131500S1 0.3 B1.8 C :5 B132000S1 0.3 B1.8 C :5 B132500S1 0.3 B1.8 C :5 B133000S1 0.3 B1.8 C :5 B134000S1 0.3 B1.8 C /400:5 B130200D1 0.3 B0.2/B0.5 C20/C40 2.0/ /600:5 B130300D1 0.3 B0.2/B0.5 C50/C / /800:5 B130400D1 0.3 B0.5/B0.9 C75/C / /1200:5 B130600D1 0.3 B0.5/B1.8 C100/C / /2000:5 B131000D1 0.3 B1.8/B1.8 C100/C / /3000:5 B131500D1 0.3 B1.8/B1.8 C100/C / /4000:5 B132000D1 0.3 B1.8/B1.8 C100/C / Available in multi-ratio designs (full tap ratings same as single ratio above). - 1 Second Thermal/Mechanical s: 60x full winding I nom / Unlimited mechanical. - Available with a primary bar kit (maximum 4000A). Change last digit of catalog from 1 to 3. * IC Approval AE-1335 is noted by bold catalog number. 3

4 5000 Volt TD 994 Current Transformer 4 NOTE: OUTLINES ARE FOR REFERENCE ONLY. CONTACT FACTORY FOR ACTUAL DESIGN DRAWINGS.

5 RMB(X) 631 Current Transformer Indoor/Outdoor 5kV, 60kV BIL, Single, Dual & Multi Ratios Molded Resin, Window Type, Metering/Relaying application The RMB(X)-631 indoor/outdoor, window-type current transformer is rated for use on 5,000 volt systems with 60kV BIL. Primary current ratios are available from 200:5 to 4000:5 at 60 Hertz (Hz) with a of up to 4.0. This dry-type, solid-cast current transformer will operate with high accuracy for metering or relay applications Volt mechanical description The core and coil assembly is wound and encapsulated in a molded cast resin with a standard 3 ½ window (other sizes from 2 to 6 ) to provide high withstand capabilities. An optional primary bus bar with NEMA 4-hole pads can also be provided (4000A max). The secondary terminals are ¼ -20 copper studs with associated hardware located inside a removable terminal box with two (2) 1 NPT conduit hubs. accuracy performance The RMB-631 will operate with 0.3 Class accuracy for metering with burdens of B0.1 to B1.8 and up to C800 for some relay applications. The transformer is accurate through its, and can be used continuously to this level. The RMBX-631 will operate with 0.15 Class high accuracy for metering applications with burdens of B0.1 to B1.8. The transformer maintains 0.3 accuracy from 1% of I nom through its, and can be used continuously to this level (for 0.15 accuracy range, see ratings specifi c to each ratio). mounting The RMB is designed for mounting in an upright, underhung or cantilever position. Open end slots are provided on the aluminum mounting legs. ORDERING INFO FOR RMB-631 Catalog Accuracy/Burden (3.5 ID) Ratio* Number* Metering Relay* testing The unit is individually tested per the IEEE C57.13 standard, including applied and induced voltage, accuracy and polarity. Partial discharge testing is performed to guarantee the unit is free of partial discharge through 120% of the nominal system voltage. The unit is tested above operating voltage for traces of corona. A corona free label is bonded to the completed transformer as a guarantee of trouble-free service. options The RMB is available with a primary bus bar kit. Contact factory for other needs. HIGH ACCURACY RMBX-631 Catalog Number Burden 0.15/0.3 Acc Range 200:5 B180200S1 0.3 B0.2 C :5 B180300S1 0.3 B0.5 C :5 B180400S1 0.3 B0.9 C B180400X1 B0.5/B /4 to 1200A :5 B180500S1 0.3 B1.8 C B180500X1 B0.5/B /5 to 2000A :5 B180600S1 0.3 B1.8 C B180600X1 B0.9/B /6 to 2400A :5 B180800S1 0.3 B1.8 C B180800X1 B0.9/B /8 to 3200A :5 B181000S1 0.3 B1.8 C B181000X1 B to 4000A :5 B181200S1 0.3 B1.8 C B181200X1 B to 4800A :5 B181500S1 0.3 B1.8 C B181500X1 B to 4500A :5 B182000S1 0.3 B1.8 C B182000X1 B to 4000A :5 B182500S1 0.3 B1.8 C :5 B183000S1 0.3 B1.8 C :5 B184000S1 0.3 B1.8 C :5 MR B180600M1 0.3 B1.8 C :5 MR B181200M1 0.3 B1.8 C :5 MR B182000M1 0.3 B1.8 C :5 MR B183000M1 0.3 B1.8 C :5 MR B184000M1 0.3 B1.8 C Available in dual-ratio designs (ratings same as single ratio above, change catalog digit S to D ). * Units can also be supplied with C800 ratings (add -512 to the end of the catalog number). - 1 Second Thermal/Mechanical s: 80x full winding I nom / Unlimited mechanical. - Available with a primary bar kit (maximum 4000A). Change last digit of catalog from 1 to 3. 5

6 5000 Volt RMB(X) 631 Current Transformer 6 NOTE: OUTLINES ARE FOR REFERENCE ONLY. CONTACT FACTORY FOR ACTUAL DESIGN DRAWINGS.

7 U/VCD 7 Voltage Transformer Indoor 5kV, 60kV BIL, Single Ratios Molded Epoxy, Wound Type, Metering/Relaying application The U/VCD-7 indoor voltage transformer is rated for use on 5,000 volt systems with 60kV BIL. Primary voltage ratios are available from 20:1 to 40:1 for use on 5,000 volt systems, at 60 Hertz (Hz). This dry-type, solid-cast voltage transformer will operate with high accuracy for metering or relay applications Volt mechanical description The core and coil assembly is wound and encapsulated in a high dielectric strength epoxy resin to provide high withstand capabilities. The primary terminal(s) are screw-type, tin-plated, for #12 to #8 AWG conductors. The clamp-type post secondary terminals have ¼ -20 slotted screws and associated hardware embedded in epoxy resin on the front side of the transformer. In addition, a ground terminal is provided near the secondary terminals on the base plate. accuracy performance The U/VCD-7 will operate with 0.3 Class accuracy for metering and relay applications with burdens of 0, W, X, M and Y. The transformer is accurate from 90% to 110% of rated primary voltage. mounting The U/VCD is designed for mounting inside switchgear or other indoor applications in an upright, underhung or cantilever position. testing The unit is individually tested per the IEEE C57.13 standard, including applied and induced voltage, accuracy and polarity. Partial discharge testing is performed to guarantee the unit is free of partial discharge through 120% of the nominal system voltage. options Units are available in single or double bushing models. Primary terminal(s) can be equipped with fuse clip(s) and fuse(s). The unit can be offered in switchgear format with primary terminal(s) toward the back. Contact factory for other needs. ORDERING INFO FOR U/VCD-7 Ratio Primary Secondary HIGH ACCURACY N/A Catalog Number* Accuracy/ Catalog Number Accuracy/ 1 Bushing 2 Bushing Burden 2 Bushing Only Burden 20: B916G020S0 B916020S ,W,X,M,Y : B916030S ,W,X,M,Y : B916035S ,W,X,M,Y : B916040S ,W,X,M,Y Thermal Burden (Typical): 750VA. - Overvoltage : 1.1x cont. - For fuse clips, add a C per clip needed at the end of the catalog. - For fuses, add an F per fuse needed at the end of the catalog. * IC Approval AE-1378 noted by bold catalog number. 7

8 5000 Volt U/VCD 7 Voltage Transformer 8 NOTE: OUTLINES ARE FOR REFERENCE ONLY. CONTACT FACTORY FOR ACTUAL DESIGN DRAWINGS.

9 CID 7 Current Transformer Indoor 5kV, 60kV BIL, Single Ratios Molded Epoxy, Wound Type, Metering/Relaying application The CID-7 indoor current transformer is rated for use on 5,000 volt systems with 60kV BIL. Primary current ratios are available from 5:5 to 600:5 at 60 Hertz (Hz) with a of up to 1.5. This dry-type, solid-cast current transformer will operate with high accuracy for metering or relay applications Volt mechanical description The core and coil assembly is wound and encapsulated in a high dielectric strength epoxy resin to provide high withstand capabilities. The primary terminals are fl at, tin-plated copper with standard NEMA 2-hole pattern suitable for various size conductors. The clamp-type post secondary terminals have ¼ - 20 slotted screws and associated hardware embedded in epoxy resin on the front side of the transformer. The ground terminal is provided near the secondary terminals on the base plate. accuracy performance The CID-7 will operate with 0.3 Class accuracy for metering with burdens of B0.1 to B0.5 and C50 for relay applications. The transformer is accurate through its, and can be used continuously to this level. mounting The CID is designed for mounting inside switchgear or other indoor applications in an upright, underhung or cantilever position. testing The unit is individually tested per the IEEE C57.13 standard, including applied and induced voltage, accuracy and polarity. Partial discharge testing is performed to guarantee the unit is free of partial discharge through 120% of the nominal system voltage. options Contact factory for other needs. ORDERING INFO FOR CID-7 Catalog Ratio Number* Accuracy/Burden Metering Relay HIGH ACCURACY N/A Catalog Number Accuracy/ Burden 5:5 B S0 0.3 B0.5 C :5 B S0 0.3 B0.5 C :5 B S0 0.3 B0.5 C :5 B S0 0.3 B0.5 C :5 B S0 0.3 B0.5 C :5 B S0 0.3 B0.5 C :5 B S0 0.3 B0.5 C :5 B S0 0.3 B0.5 C :5 B S0 0.3 B0.5 C :5 B S0 0.3 B0.5 C :5 B S0 0.3 B0.5 C :5 B S0 0.3 B0.5 C :5 B S0 0.3 B0.5 C :5 B S0 0.3 B0.5 C :5 B S0 0.3 B0.5 C :5 B S0 0.3 B0.5 C Second Thermal/Mechanical Minimum: 69x/186x I nom (37.8kA/102kA for above 300:5). Contact factory for actuals. * IC Approval AE-1392 noted by bold catalog number. 9

10 5000 Volt CID 7 Current Transformer 10 NOTE: OUTLINES ARE FOR REFERENCE ONLY. CONTACT FACTORY FOR ACTUAL DESIGN DRAWINGS.