| 2601 |
KU002601 |
Risk, Safety, and Failure Prevention — 3.3.1 Adjustable Speed Drive |
no_media_needed |
| 2602 |
KU002602 |
Risk, Safety, and Failure Prevention — 3.3.11.2 Limited Service |
media_required |
| 2603 |
KU002603 |
Risk, Safety, and Failure Prevention — Thermal: thermal energy storage • (3) Electrochemical: o (a) Batteries o (b) Flow batteries • (4) Mechanical: o (a) Flyw |
no_media_needed |
| 2604 |
KU002604 |
Risk, Safety, and Failure Prevention — 3.3.22 Fault Current, Available (Available Fault Current) |
media_required |
| 2605 |
KU002605 |
Risk, Safety, and Failure Prevention — 3.3.22 Available Fault Current |
media_required |
| 2606 |
KU002606 |
Risk, Safety, and Failure Prevention — 3.3.28 Ground-Fault Circuit Interrupter, Special Purpose (SPGFCI) |
media_required |
| 2607 |
KU002607 |
Risk, Safety, and Failure Prevention — 3.3.50 Reconditioned |
no_media_needed |
| 2608 |
KU002608 |
Risk, Safety, and Failure Prevention — 3.3.62.1 Acceptance Tests |
no_media_needed |
| 2609 |
KU002609 |
Risk, Safety, and Failure Prevention — 4.7.1 Rework, remanufacturing, or retrofitting of equipment typically involves replacement or refurbishing of major components |
no_media_needed |
| 2610 |
KU002610 |
Risk, Safety, and Failure Prevention — 208.85 kPa (30 psi) and the provision of effective chip guarding and appropriate PPE |
media_required |
| 2611 |
KU002611 |
Risk, Safety, and Failure Prevention — 5.1.2 Examples of applicable legal regulations include 29 CFR 1926, “Safety and Health Regulations for Construction,” and 29 C |
no_media_needed |
| 2612 |
KU002612 |
Risk, Safety, and Failure Prevention — • (3) Load-flow studies • (4) Reliability studies • (5) Incident energy analysis (arc-flash hazard calculations) • (6) M |
media_required |
| 2613 |
KU002613 |
Risk, Safety, and Failure Prevention — Overhead line information should include “to” and “from,” connection configuration, nominal voltage, number of lines, li |
no_media_needed |
| 2614 |
KU002614 |
Risk, Safety, and Failure Prevention — IEEE is incorporating the information in the color book series into the IEEE 3000 Standards. |
no_media_needed |
| 2615 |
KU002615 |
Risk, Safety, and Failure Prevention — The user should refer to the IEEE website (ieee.org) for updated information regarding available standards. |
no_media_needed |
| 2616 |
KU002616 |
Risk, Safety, and Failure Prevention — 6.3 shows an example calculation: 500 kVA transformer, 3-phase, 480 volt primary, 208 Y/120 volt secondary, 2 percent Z |
no_media_needed |
| 2617 |
KU002617 |
Risk, Safety, and Failure Prevention — 6.5 Load-flow studies show the direction and amount of power flowing from available sources to every load |
no_media_needed |
| 2618 |
KU002618 |
Risk, Safety, and Failure Prevention — Some of the events that result in load-flow changes include changing motors, motor horsepower, transformer size, or impe |
media_required |
| 2619 |
KU002619 |
Risk, Safety, and Failure Prevention — Reliability of the power source • (3) Equipment selection • (4) Quality of maintenance • (5) Age of equipment • (6) Equi |
media_required |
| 2620 |
KU002620 |
Risk, Safety, and Failure Prevention — 6.6 Sample FMEA Table System/Component Failure Mode Frequency per Year Consequence ($1000) Breaker B1 Internal fault 0 |
media_required |
| 2621 |
KU002621 |
Risk, Safety, and Failure Prevention — Arc-flash boundary A risk assessment is an important consideration for electrical safe work practices. |
media_required |
| 2622 |
KU002622 |
Risk, Safety, and Failure Prevention — Workspaces and systems should be designed to allow safe maintenance or urgent repair while other operations continue. |
no_media_needed |
| 2623 |
KU002623 |
Risk, Safety, and Failure Prevention — 6.6 is complete, Annex O of NFPA 70E should be refere |
media_required |
| 2624 |
KU002624 |
Risk, Safety, and Failure Prevention — 7.4.4 Circuit loading should not be less than 40 percent of nominal circuit loading |
no_media_needed |
| 2625 |
KU002625 |
Risk, Safety, and Failure Prevention — 8.4.3 The test equipment calibration should be traceable to recognized national standards |
media_required |
| 2626 |
KU002626 |
Risk, Safety, and Failure Prevention — 9.1.1 The objective of an equipment maintenance program is to maintain safe operation and production while reducing or elimina |
no_media_needed |
| 2627 |
KU002627 |
Risk, Safety, and Failure Prevention — Continuous monitoring of specific equipment conditions can be performed using an uninterrupted method of data collection |
media_required |
| 2628 |
KU002628 |
Risk, Safety, and Failure Prevention — 9.1.1.3 P–F Curve |
no_media_needed |
| 2629 |
KU002629 |
Risk, Safety, and Failure Prevention — • (2) Production personnel thoroughly familiar with the operation capabilities of the equipment and the effect its loss |
no_media_needed |
| 2630 |
KU002630 |
Risk, Safety, and Failure Prevention — 9.3.1 Manufacturer’s service manuals and industry standards should have a recommended frequency of inspection |
media_required |
| 2631 |
KU002631 |
Risk, Safety, and Failure Prevention — 10.3.2 Examples of ignition sources are |
no_media_needed |
| 2632 |
KU002632 |
Risk, Safety, and Failure Prevention — 10.7.2 Damage to factory-installed seals within equipment can necessitate replacing the equipment |
no_media_needed |
| 2633 |
KU002633 |
Risk, Safety, and Failure Prevention — 11.3.5 See Table A |
no_media_needed |
| 2634 |
KU002634 |
Risk, Safety, and Failure Prevention — Evidence of corona should be documented, and investigation of the root cause and potential for failure should be planned |
media_required |
| 2635 |
KU002635 |
Risk, Safety, and Failure Prevention — Equipment enclosures should be inspected for any signs of deterioration, oxidation, impact from environmental factors, l |
no_media_needed |
| 2636 |
KU002636 |
Risk, Safety, and Failure Prevention — All enclosures and housings for circuit breakers (switchgear, switchboards, or other) should be inspected and checked fo |
no_media_needed |
| 2637 |
KU002637 |
Risk, Safety, and Failure Prevention — • (5) Hidden surfaces such as the adjacent edges between the upper and lower members of split-type bus supports or the e |
media_required |
| 2638 |
KU002638 |
Risk, Safety, and Failure Prevention — 12.3.4 Temperatures over design levels for prolonged periods can reduce the electrical life of organic insulating materials |
no_media_needed |
| 2639 |
KU002639 |
Risk, Safety, and Failure Prevention — 12.3.5 Online partial discharge (PD) surveys can be performed by permanently installed sensors and PD detection systems or with |
media_required |
| 2640 |
KU002640 |
Risk, Safety, and Failure Prevention — 0.635 kV through 38 kV with continuous current ratings above 600 amperes |
media_required |
| 2641 |
KU002641 |
Risk, Safety, and Failure Prevention — 14.3.2.1 Where combustible dust is involved, caution should be exercised to ensure that an ignition hazard is not created |
no_media_needed |
| 2642 |
KU002642 |
Risk, Safety, and Failure Prevention — 14.3.5 Metal-Enclosed Bus Dielectric Withstand Test Voltages Metal-Enclosed Bus Nominal Voltage (kV, rms) Insulation Withstand |
no_media_needed |
| 2643 |
KU002643 |
Risk, Safety, and Failure Prevention — 16.3.5 Fuses can be tested with a continuity tester to verify that the fuse is not open |
no_media_needed |
| 2644 |
KU002644 |
Risk, Safety, and Failure Prevention — Cables in vaults should be inspected for sharp bends, physical damage, excessive tension, oil leaks, pits, cable movemen |
media_required |
| 2645 |
KU002645 |
Risk, Safety, and Failure Prevention — 20.3.1 Common mode noise voltages can develop when the equipment-grounding conductor and the grounded conductor are not effecti |
no_media_needed |
| 2646 |
KU002646 |
Risk, Safety, and Failure Prevention — 20.3.5 An isolation transformer has separate primary and secondary windings |
no_media_needed |
| 2647 |
KU002647 |
Risk, Safety, and Failure Prevention — A GFCI disconnects the circuit when a current equal to or higher than the calibration point (4 mA to 6 mA) flows through |
media_required |
| 2648 |
KU002648 |
Risk, Safety, and Failure Prevention — 21.3.2 Ground-Fault Sensing and Relaying Equipment |
media_required |
| 2649 |
KU002649 |
Risk, Safety, and Failure Prevention — Covers and threaded openings should be properly tightened. |
no_media_needed |
| 2650 |
KU002650 |
Risk, Safety, and Failure Prevention — There are two basic types of UPS systems: static and rotary. |
media_required |
| 2651 |
KU002651 |
Risk, Safety, and Failure Prevention — Figure A.25.1.1(b) illustrates a typical multimodule static 3-phase UPS configuration. |
no_media_needed |
| 2652 |
KU002652 |
Risk, Safety, and Failure Prevention — 27.1 Information on generator sets can be found in NFPA 110 |
no_media_needed |
| 2653 |
KU002653 |
Risk, Safety, and Failure Prevention — 27.3.1 Ring Oiling |
media_required |
| 2654 |
KU002654 |
Risk, Safety, and Failure Prevention — 27.3.2.2 One reference for minimum insulation resistance |
media_required |
| 2655 |
KU002655 |
Risk, Safety, and Failure Prevention — recommended by the manufacturer, they should be followed. |
media_required |
| 2656 |
KU002656 |
Risk, Safety, and Failure Prevention — All rotating equipment should be properly aligned at operating temperature when installed. |
media_required |
| 2657 |
KU002657 |
Risk, Safety, and Failure Prevention — Vibration analysis equipment is useful in isolating the source of vibration that might appear to be the result of other |
media_required |
| 2658 |
KU002658 |
Risk, Safety, and Failure Prevention — 27.3.4 Vibration Severity Chart Velocity rms mm/sec in |
no_media_needed |
| 2659 |
KU002659 |
Risk, Safety, and Failure Prevention — building roof or on supports in a ground mounted array. |
no_media_needed |
| 2660 |
KU002660 |
Risk, Safety, and Failure Prevention — 30.3.5 Infrared thermography (IR): This noncontact electrical test can be performed on photovoltaic modules, strings, systems, |
media_required |
| 2661 |
KU002661 |
Risk, Safety, and Failure Prevention — 30.4.2 See NFPA 70, Article 690 |
no_media_needed |
| 2662 |
KU002662 |
Risk, Safety, and Failure Prevention — Lead-acid and aqueous alkaline chemistries batteries will emit hydrogen gas; if not vented, the hydrogen concentration w |
no_media_needed |
| 2663 |
KU002663 |
Risk, Safety, and Failure Prevention — ANSI/NETA ATS, Standard for Acceptance Testing Specifications for Electrical Power Equipment and Systems • (2) ANSI/NETA |
no_media_needed |
| 2664 |
KU002664 |
Risk, Safety, and Failure Prevention — A solution of water and bicarbonate of soda (baking soda) can be used to neutralize lead-acid battery spills, and a solu |
no_media_needed |
| 2665 |
KU002665 |
Risk, Safety, and Failure Prevention — 36.3.2 Lead-acid battery surfaces should be cleaned with a solution of water and sodium bicarbonate to avoid leak |
no_media_needed |
| 2666 |
KU002666 |
Risk, Safety, and Failure Prevention — Use of ohmic measurements should be in accordance with the manufacturer’s instructions and with an EMP to set baselines, |
media_required |
| 2667 |
KU002667 |
Risk, Safety, and Failure Prevention — 8.4.1 of NFPA 110 also requires regulated facilities to conduct a monthly EPS exercise under load to test the performance of t |
no_media_needed |
| 2668 |
KU002668 |
Risk, Safety, and Failure Prevention — 1.7 Receptacle Outlets |
no_media_needed |
| 2669 |
KU002669 |
Risk, Safety, and Failure Prevention — 1.14 Grouped Electrical Control Equipment (Such as Might Be Mounted on Walls) |
no_media_needed |
| 2670 |
KU002670 |
Risk, Safety, and Failure Prevention — This annex is not a part of the requirements of this NFPA document but is included for informational purposes only. |
media_required |
| 2671 |
KU002671 |
Risk, Safety, and Failure Prevention — Liquid level Circuit Circuit breaker with Normally Normally Disconnect breaker thermal trip open closed rh oti dp typo N |
no_media_needed |
| 2672 |
KU002672 |
Risk, Safety, and Failure Prevention — Figure C.1 Some Typical Electrical Symbols for Power and Control Schematics. |
media_required |
| 2673 |
KU002673 |
Risk, Safety, and Failure Prevention — Normally Normally Normally Normally open-timed closed-timed closed-timed open-timed Normally Normally closed open open c |
no_media_needed |
| 2674 |
KU002674 |
Risk, Safety, and Failure Prevention — Figure C.2 Some Typical Electrical Symbols for Electrical Control Schematic Drawings. |
media_required |
| 2675 |
KU002675 |
Risk, Safety, and Failure Prevention — Rectifier Rectifier diode bridge Thermistor Terminal block . |
no_media_needed |
| 2676 |
KU002676 |
Risk, Safety, and Failure Prevention — Figure C.3 Some Typical Miscellaneous Electrical Symbols. |
no_media_needed |
| 2677 |
KU002677 |
Risk, Safety, and Failure Prevention — 4.16 kV delta to 480Y/277 V wye transformer — kVA _ % impedance Neutral to grounding = electrode _— Amperes continuous _— Amp |
no_media_needed |
| 2678 |
KU002678 |
Risk, Safety, and Failure Prevention — Figure D.1 Typical Use of Symbols in a Single-Line Power Distribution Program. |
no_media_needed |
| 2679 |
KU002679 |
Risk, Safety, and Failure Prevention — Figure D.2 Wiring Diagram for a Reversing Starter with Control Transformer. |
no_media_needed |
| 2680 |
KU002680 |
Risk, Safety, and Failure Prevention — D.3 Figure D.3 shows a power and control schematic for a reversing starter with low-voltage remote pushbuttons. |
media_required |
| 2681 |
KU002681 |
Risk, Safety, and Failure Prevention — WORK ORDER REQUEST Work Order No. |
no_media_needed |
| 2682 |
KU002682 |
Risk, Safety, and Failure Prevention — Figure E.1 Typical Work Order Request Form. |
no_media_needed |
| 2683 |
KU002683 |
Risk, Safety, and Failure Prevention — AIR CIRCUIT BREAKER INSPECTION RECORD Pegs. |
no_media_needed |
| 2684 |
KU002684 |
Risk, Safety, and Failure Prevention — Figure E.2 Typical Air Circuit Breaker Inspection Record. |
no_media_needed |
| 2685 |
KU002685 |
Risk, Safety, and Failure Prevention — AIR CIRCUIT BREAKER TEST AND INSPECTION REPORT Customer Date ——_____________._ Work Order No. |
no_media_needed |
| 2686 |
KU002686 |
Risk, Safety, and Failure Prevention — Figure E.3 Typical Air Circuit Breaker Test and Inspection Report. |
no_media_needed |
| 2687 |
KU002687 |
Risk, Safety, and Failure Prevention — MEDIUM VOLTAGE VACUUM BREAKER SHEETNO. |
no_media_needed |
| 2688 |
KU002688 |
Risk, Safety, and Failure Prevention — Figure E.4 Typical Medium-Voltage Vacuum Breaker Form. |
no_media_needed |
| 2689 |
KU002689 |
Risk, Safety, and Failure Prevention — OIL CIRCUIT BREAKER TEST SHEET NO. |
no_media_needed |
| 2690 |
KU002690 |
Risk, Safety, and Failure Prevention — Figure E.5 Typical Oil Circuit Breaker Test Report. |
media_required |
| 2691 |
KU002691 |
Risk, Safety, and Failure Prevention — DISCONNECT SWITCH TEST REPORT SHEET NO. |
no_media_needed |
| 2692 |
KU002692 |
Risk, Safety, and Failure Prevention — Figure E.6 Typical Disconnect Switch Test Report. |
no_media_needed |
| 2693 |
KU002693 |
Risk, Safety, and Failure Prevention — LOW-VOLTAGE CIRCUIT BREAKER 5-YEAR TESTS FORM Pag] iii Date Substation ——_____________ Feeder ——___________________ Load |
no_media_needed |
| 2694 |
KU002694 |
Risk, Safety, and Failure Prevention — Figure E.7 Typical Low-Voltage Circuit Breaker 5-Year Tests Form. |
no_media_needed |
| 2695 |
KU002695 |
Risk, Safety, and Failure Prevention — ELECTRICAL SWITCHGEAR-ASSOCIATED EQUIPMENT INSPECTION REPORT Plan, Sate, Doeattion, Serial No. |
no_media_needed |
| 2696 |
KU002696 |
Risk, Safety, and Failure Prevention — Figure E.8 Typical Electrical Switchgear–Associated Equipment Inspection Record. |
no_media_needed |
| 2697 |
KU002697 |
Risk, Safety, and Failure Prevention — CURRENT OR POTENTIAL TRANSFORMER RATIO TEST REPORT SHEET NO. |
no_media_needed |
| 2698 |
KU002698 |
Risk, Safety, and Failure Prevention — Figure E.9 Typical Current or Potential Transformer Ratio Test Report. |
no_media_needed |
| 2699 |
KU002699 |
Risk, Safety, and Failure Prevention — OVERLOAD RELAY TEST REPORT SHEETNO. |
no_media_needed |
| 2700 |
KU002700 |
Risk, Safety, and Failure Prevention — Figure E.10 Typical Overload Relay Test Report. |
media_required |