Circuit Protection Products for the Electrical Industry
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Catalog excerpts

Circuit Protection Products for the Electrical Industry - 1

Bussmann Circuit Protection Products for the Electrical Industry Bussmann

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Circuit Protection Products for the Electrical Industry - 6

2010fulllinecoverRRDSpecs table.main {} tr.row {} td.cell {} div.block {} div.paragraph {} .font0 { font:4.80pt "Arial", sans-serif; } .font1 { font:5.00pt "Arial", sans-serif; } .font2 { font:6.00pt "Arial", sans-serif; } .font3 { font:8.00pt "Arial", sans-serif; } .font4 { font:12.00pt "Arial", sans-serif; } .font5 { font:13.00pt "Arial", sans-serif; } .font6 { font:17.00pt "Arial", sans-serif; } CircuitProtectionProductsfortheElectricalIndustry Bussmamr Selecting Circuit Protection The following fuse slection guides are based on the 2005 NEC® and provided fuse recommendations for the...

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Circuit Protection Products for the Electrical Industry - 7

Circuit Protection Products for the Electrical Industry COOPER Bussmann Selecting Circuit Protection Electric Heat (NEC® 424) Electric Space Heating Size at 125% or next size larger but in no case larger than 60 Fuse Recommendation Volts Fuse(s) 0-250 LPN-RK_SP FRN-R, NON 0-300 JJN 0-480 SC 25 to SC 60 0-600 LPS-RK_SP FRS-R, NOS 0-600 JJS 0-600 LPJ_SP, LP-CC FNQ-R, JKS, KTK-R, TCF,SC J2to SC 20 amps for each subdivided load. Electric Boilers with Size at 125% or next size larger but in no case larger than 150 Rsistance Type Immersion Heating Elements in an ASME Rated and Stamped Vessel amps...

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Circuit Protection Products for the Electrical Industry - 8

circuit protection products for the electrical industry Bussmanir Selecting Circuit Protection Motor Loads (NEC® 430) 600V & Less Fuse Sized For: Fuse Recommendations Volts Fuse(s) 0-250 FRN-R 0-600 FRS-R Fuse Recommendations Volts Fuse(s) 0-250 LPN-RK_SP 0-600 LPS-RK_SP Fuse Recommendations Volts Fuse(s) 0-250 LPN-RK_SP, FRN-R 0-600 LPS-RK_SP, FRS-R 0-600 LPJ_SP, TCF Fuse Recommendations Volts Fuse(s) 0-250 KTN-R, NON 0-300 JJN 0-600 KTS-R, NOS 0-600 JJS 0-600 LP-CC, JKS, KTK-R, LPT correspond to a standard size). If this will not allow motor to start due to higher than normal inrush...

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Circuit Protection Products for the Electrical Industry - 9

Circuit Protection Products for the Electrical Industry COOPER Bussmann Selecting Circuit Protection Transformers 600V Nominal or Less (NEC® 450.3) Primary Protection Only Note: Components on the secondary still need overcurrent protection Rated primary current less Optimum Protection NEC® Maximums Max. 300% or next size smaller (See NEC* 430.72(C) for control circuit transformer -125% or next size larger than 2 amps maximum of 500% Rated primary current greater than or equal to 2 amps but less than 9 amps -125% or next size larger Max. 167% or next size smaller Rated primary current...

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Circuit Protection Products for the Electrical Industry - 10

001-061.indd table.main {} tr.row {} td.cell {} div.block {} div.paragraph {} .font0 { font:5.00pt "Arial", sans-serif; } .font1 { font:8.00pt "Arial", sans-serif; } .font2 { font:8.25pt "Arial", sans-serif; } .font3 { font:17.00pt "Arial", sans-serif; } .font4 { font:15.00pt "Times New Roman", serif; } CircuitProtectionProductsfortheElectricalIndustry Bussmann Selecting Circuit Protection Transformers Over 600V Nominal (NEC® 450.3) Supervised Installations Primary Protection Primary at code max. of 250% or next standard size if 250% does not corre- Note: Components on the secondary still...

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Circuit Protection Products for the Electrical Industry - 17

Low Voltage, Branch Circuit Rated Fuses Bussmann Low-Peak* Time-delay, Rejection-Type Fuses LP-CC Class CC Spcifications Description: Time-delay. currenUimiting, rejection-type fuse - 12 seconds (minimum) at 200% rated amps- Dimensions: %*x 1 W (10,3 x 38.1mm). Ratlngs: Votts GOOVac (or less) 闗 300Vdc (tf-2tfaA & 20-30A) 150Vdc (3-15A) Amps ח J4-30A IR 200kARMS Sym. ח 20kADC Agency Information: CE, Sld. 248-4, Class Guide JDDZ, File e4273,CSA Certified; Class 1FHG 53787. Time Current CharacteristicsAveraqe Melt RAT NG CC, UL Usted 422-02. Features and Benefits > Time delay coupled wlth...

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Circuit Protection Products for the Electrical Industry - 18

Low Voltage, Branch Circuit Rated Fuses Bussmamr CC-Tron® Rejection-type Fuses FNQ-R Class CC Specifications Description: Time-delay, branch circuit, rejection-type fuse. Dimensions: %"x 1 J2" (10.3 x 38.1mm). Ratings: Volts 600Vac (or less); 300Vdc (15-20A) Amps ח X-30A IR 200kA RMS Sym.; 20kA DC Agency Information: CE, Std. 248-4, Class CC, UL Listed, Guide JDDZ, File E4273 CSA Certified, Class 1422-01, File 53787. Features and Benefits ו Time delay compatible with inrush characteristic of small control transformers. Current limitation at Class CC levels provides maximum component...

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Circuit Protection Products for the Electrical Industry - 19

Low Voltage, Branch Circuit Rated Fuses Bussmann Limitron® Rejection-type Fuses KTK-R Class CC Time-Current Characteristic CurvesAverage Melt Spשcifications Description: Fast-acting. branch circuit, rejection-type fuse. Dimensions: %" x 1 JT (10.3 x 38.1mm). Ratings: Volts 600Vac (orless) Amps ח Mo-30A IR 200kA RMS Sym. Agency Information: CE. Std. 248-4. Class CC. UL Listed. Guide JDDZ, File E4273 CSA Certified, File 53787, Class 1422-02. Foaturos and Bonofits Current limitation at Class CC levels provides maximum component short-circuit current protection. 200kA interrupting rating...

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Circuit Protection Products for the Electrical Industry - 20

Low Voltage, Branch Circuit Rated Fuses Bussmamr CUBEFuse® Finger-safe Fuse and Fuse Holder System TCF & TCF_RN (fuse) Class CF TCFH_N (holder) Fuse Catalog Numbers Indicating (Amps) TCF6 TCF25 TCF50 TCF100 TCF10 TCF30 TCF60 TCF15 TCF35 TCF70 TCF17-/2 TCF40 TCF80 TCF20 TCF45 TCF90 Fuse Catalog Numbers Non-Indicating (Amps) TCF1RN TCF17-^RN TCF40RN TCF80RN TCF3RN TCF20RN TCF45RN TCF90RN TCF6RN TCF25RN TCF50RN TCF100RN TCF10RN TCF30RN TCF60RN Available With Indication Specifications Description: Finger-safe fuse and fuse holder system; dual-element, time-delay fuse; 10 seconds minimum...

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Circuit Protection Products for the Electrical Industry - 22

Low Voltage, Branch Circuit Rated Fuses Bussmamr Time-delay Fuses SC Class G Spcifications Description: Fast-acting (J2-6A), time-delay (7-60A)fuse. Dimensions: See dimensions illustration. Ratings: Volts 600Vac (J2-20A) 闗 480Vac (25-60A) 170Vdc (J2-20A) ח 300Vdc (30 & 60A only) Amps J2-60A IR ח 100kA RMS Sym. 10kA DC Agency Information: CE, Std. 248-5, Guide JDDZ, File E4273, CSA Certified, 53787. Time-Current Characteristic CurvesחAverage Melt Class G, UL Listed, Class 1422-01, File Features and Benefits Current limiting for component protection, providing Class G energy-limitation for...

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