NFPA 70B — Chapter 39

#KUTitleStatus
3801 KU003801 General Supporting Requirements — 6.6 Example of FMECA no_media_needed
3802 KU003802 General Supporting Requirements — 6.6.2.4 With availability metrics representative of system configuration now available, component availability is ranked to prov no_media_needed
3803 KU003803 General Supporting Requirements — 6.6.3.2 Severity rankings used are as shown in Table I no_media_needed
3804 KU003804 General Supporting Requirements — 6.6.4.2 This calculation will be performed for every subsystem item in the master equipment listing no_media_needed
3805 KU003805 General Supporting Requirements — wy ai3 aes 23'S EOg we Ege , g <4 o 50 goo o = m | gga sos Ep bas s ° 5 Bes co 5 ie § Q ¢ = xc a Q A a rd 3 < ge Ee = =x no_media_needed
3806 KU003806 General Supporting Requirements — Figure E.53 Recloser Data Record. no_media_needed
3807 KU003807 General Supporting Requirements — me 28 BS a 2 te ga 20 && & a a a) eg fs 23 aE g vo. no_media_needed
3808 KU003808 General Supporting Requirements — 1.1 Poor power quality is an undesirable deviation or interruption of the ideal power supply no_media_needed
3809 KU003809 General Supporting Requirements — • (4) Reduced equipment performance and productivity • (5) Degraded data and communications Power quality disturbances c media_required
3810 KU003810 General Supporting Requirements — Electrical noise • (8) Interharmonics • (9) Voltage fluctuations (light flicker) Examples demonstrate waveforms with com no_media_needed
3811 KU003811 General Supporting Requirements — Figure J.1.1(b) Waveform of Sag Cleared by Supply Line Breaker Operation. no_media_needed
3812 KU003812 General Supporting Requirements — Harmonics distort and change the rms magnitude of the waveform. no_media_needed
3813 KU003813 General Supporting Requirements — 2.1 Harmonic Symptoms/Effects no_media_needed
3814 KU003814 General Supporting Requirements — • (3) Nuisance operation of protective devices • (4) Unexplained blowing of fuses on power-factor correction capacitors no_media_needed
3815 KU003815 General Supporting Requirements — 2.1 Example of Frequency Response Characteristic for a 1500 kVA, 13 media_required
3816 KU003816 General Supporting Requirements — h= resonant frequency as a multiple of the fundamental frequency (Hz) Xc= shunt capacitive reactance of capacitor (ohms) no_media_needed
3817 KU003817 General Supporting Requirements — Generators equipped with solid-state controls can also operate erratically in the presence of harmonics if the controls media_required
3818 KU003818 General Supporting Requirements — 2.3 Harmonic Surveying and Testing no_media_needed
3819 KU003819 General Supporting Requirements — 2.3.5 Harmonic distortion can vary significantly with load media_required
3820 KU003820 General Supporting Requirements — Replacement of existing equipment with higher rated equipment • (3) Use of delta-wye- or delta-delta-connected transform no_media_needed
3821 KU003821 General Supporting Requirements — 3.1 Transient Symptoms and Effects no_media_needed
3822 KU003822 General Supporting Requirements — 3.2 Causes of Transients no_media_needed
3823 KU003823 General Supporting Requirements — 3.4.2 Surge arresters are intended to be installed ahead of the service entrance equipment for limiting transient voltage by d no_media_needed
3824 KU003824 General Supporting Requirements — | 400: e x & 5 S x % 2 300. no_media_needed
3825 KU003825 General Supporting Requirements — 4.1 Symptoms of Sags and Swells no_media_needed
3826 KU003826 General Supporting Requirements — 4.3 Monitoring and Testing for Sags and Swells no_media_needed
3827 KU003827 General Supporting Requirements — 5.2 Causes of Long-Duration Undervoltage no_media_needed
3828 KU003828 General Supporting Requirements — 6.1 illustrates the typical percentage increases in motor losses and heating for various levels of voltage unbalance no_media_needed
3829 KU003829 General Supporting Requirements — 6.3 Monitoring and Testing of Unbalanced Voltages media_required
3830 KU003830 General Supporting Requirements — 6.4.6 Fuses and protective devices in each phase should be checked and replaced as needed media_required
3831 KU003831 General Supporting Requirements — 8.1 Symptoms of Noise no_media_needed
3832 KU003832 General Supporting Requirements — 8.3 Monitoring and Testing of Noise no_media_needed
3833 KU003833 General Supporting Requirements — 9.1 Symptoms of Interharmonics no_media_needed
3834 KU003834 General Supporting Requirements — 9.2 Causes of Interharmonics no_media_needed
3835 KU003835 General Supporting Requirements — 10.1 Voltage Fluctuations Symptoms no_media_needed
3836 KU003836 General Supporting Requirements — 10.3 Voltage Fluctuations Monitoring and Testing no_media_needed
3837 KU003837 General Supporting Requirements — Power quality audits are overall studies used to evaluate the overall power quality of the system. no_media_needed
3838 KU003838 General Supporting Requirements — Table J.11 Typical Power Quality Parameters to be Monitored No. no_media_needed
3839 KU003839 General Supporting Requirements — • (2) Securing the facility to limit damage • (3) Mobilization of recovery personnel • (4) Developing a safety plan • (5 media_required
3840 KU003840 General Supporting Requirements — 2.1 The Initial Event no_media_needed
3841 KU003841 General Supporting Requirements — 2.3 Mobilization of Recovery Personnel no_media_needed
3842 KU003842 General Supporting Requirements — 2.3.3 Notification to Insurance Carrier no_media_needed
3843 KU003843 General Supporting Requirements — When disaster events occur, there is often a loss of normal utility power. media_required
3844 KU003844 General Supporting Requirements — 2.6 Initial Damage Assessment media_required
3845 KU003845 General Supporting Requirements — All electrical components or equipment should be properly documented prior to removal to ensure the equipment is reinsta no_media_needed
3846 KU003846 General Supporting Requirements — 2.7.1 Service Shop–Related Activities no_media_needed
3847 KU003847 General Supporting Requirements — 2.7.7 Repair or Replace no_media_needed
3848 KU003848 General Supporting Requirements — 2.7.7.3 Industry Standards and Guidelines no_media_needed
3849 KU003849 General Supporting Requirements — Electrical Apparatus Service Association (EASA), ANSI/EASA AR100, Recommended Practice for the Repair of Rotating Electr media_required
3850 KU003850 General Supporting Requirements — 2.8 Equipment no_media_needed
3851 KU003851 General Supporting Requirements — 2.8.4 Power and Control Wiring no_media_needed
3852 KU003852 General Supporting Requirements — Listing of equipment repaired or replaced • (3) Test results of all equipment tested before and after service or repairs no_media_needed
3853 KU003853 General Supporting Requirements — L.2 Lack of Cleaning Program Causes Switchgear Damage. no_media_needed
3854 KU003854 General Supporting Requirements — Figure L.5(a) A 20 cal/cm2 Arc Flash Suit Hanging on the Wall was Reduced to Ashes. media_required
3855 KU003855 General Supporting Requirements — Figure L.5(b) All Six Circuit Breakers and Their Enclosures Were Destroyed. no_media_needed
3856 KU003856 General Supporting Requirements — Figure L.5(c) Intense Heat Burned the Ceramic in the Arc Extinguishers. no_media_needed
3857 KU003857 General Supporting Requirements — Figure L.5(d) All Bus Terminations and Insulation Were Destroyed. no_media_needed
3858 KU003858 General Supporting Requirements — Figure L.5(e) All Metal Inside the Circuit Breaker Was Vaporized or Melted. no_media_needed
3859 KU003859 General Supporting Requirements — 5.2 Million (US) Loss media_required
3860 KU003860 General Supporting Requirements — 13.8 kV transformer, switchgear, and battery bank with charging system to support expanded production no_media_needed
3861 KU003861 General Supporting Requirements — Figure L.7(a) The Circuit Breaker Fed This Battery Bank, which Lost All Power. no_media_needed
3862 KU003862 General Supporting Requirements — Figure L.7(b) Transformer (foreground) and Reactor Destroyed by Fault Current. no_media_needed
3863 KU003863 General Supporting Requirements — Resistive measurements of the motor windings were performed and recorded for six years. no_media_needed
3864 KU003864 General Supporting Requirements — ewes Wk, ee) CH \ 4 ea ea ee | \) sean Fue bl Hef, AES | ae Se Ta Ta S| eee | FR Bearer els ol WA MA Res Ch See | 5 Beas no_media_needed