Study guides, Class notes & Summaries

Which relay do you need to Order 710 Pg, 7 A Latching relay: Used for call registration,direction selection or as selector relays Two types are: Set/Rest are electrical and Mechanical Latching relays Need to know latching relay symbol, Its a box with shaded triangle in lower right hand corner. Know the formula for RPM 435 Pg. 5 RPM = 60 ∙ ƒ ÷ P÷2 = Step 1. 60 x Frequency (Hz.) = Step 2. Poles ÷ 2 = Take answer 1 and ÷ by answer 2 = Know what a Megger is and what it does

A contractor wants to raise the car speed from 100fpm to 125fpm, it currently has a 12" sheave. What sheave is required? Diam=12" 12/4=3" 25fpm=3" 100fpm + 25fpm= 12"+3"= 15" sheave A MOV (Metal Oxide Varistor) burns out. You replace it, but cannot read voltage or resistance. What should you do? Replace it with a larger MOV On a Ward-Leonard circuit the break is set, but the motor is trying to slip through the break. What is the issue? Suicide Circuit You have an old DC motor and a...

ASME American Society of Mechanical Engineers DOSH Division of Occupational Safety and Health LADBS Los Angeles Department of Building and Safety Alteration made to conveyance shall comply with ASME A17.1-204 Section 8.7 The seismic section of ASME A17.1-2004 and alterations made to conveyances must also comply with this section 8.4 What must be submitted to the applicable Division Elevator office prior to beginning construction or alterations on a conveyance Title 8 Sec 3000 Letter of I...

What's the equation for the volume of the cylinder? V (volume)= pi multiplied by R squared multiplied by the height Example: radius is 6" height is 30 V=3.1416•6•6•30 A drill draws a current (I) of 4.5 amps and resistance of 16.0 ohms, how do You find the power(watts)? P=I squared (amps) multipled by R(resistance) Example:P=4.5•4.5•16.0 4.5•4.5=20.25 20.25•16.0=324 P=324 What is the equation for distance? D=R•T D(distance=R(rate) multiplied by T(time) What is the eq...

NEIEP 500 Final Exam Complete Latest Update 20232024

NEIEP 500 Final with correct answers 20232024

Elevator Final Exam 2023

Elevator Final Exam 2023

Elevator Final Exam 2023

Elevator Final Exam 2023