Ewrb theory exam prep - Study guides, Class notes & Summaries
Looking for the best study guides, study notes and summaries about Ewrb theory exam prep? On this page you'll find 19 study documents about Ewrb theory exam prep.
Page 2 out of 19 results
Sort by
-
EWRB Theory Prep – MCBs Exam Questions And Answers
- Exam (elaborations) • 3 pages • 2024
-
- $12.99
- + learn more
EWRB Theory Prep – MCBs Exam Questions And Answers 
types of MCB trips - ANS-thermal 
magnetic 
thermal tripping - ANS-bi-metal strip, used for overload currents protection 
magnetic tripping - ANS-magnetic inductor, used for short circuit protection 
reset procedure - ANS-reset to OFF 
reset to ON 
arc containment includes - ANS-horns carry current to chute, allow arc to jump out 
arc chute lengthens distance for arc to travel 
oil suppresses arc 
splitter plates split the arc 
arc...
-
EWRB THEORY PREP - MCBS EXAM QUESTIONS WITH ANSWERS 100% GUARANTEED PASS LATEST UPDATE
- Exam (elaborations) • 5 pages • 2024
- Available in package deal
-
- $9.99
- + learn more
EWRB THEORY PREP - MCBS EXAM QUESTIONS WITH ANSWERS 100% GUARANTEED PASS LATEST UPDATE 
types of MCB trips 
thermal 
magnetic 
thermal tripping 
bi-metal strip, used for overload currents protection 
magnetic tripping 
magnetic inductor, used for short circuit protection 
reset procedure 
reset to OFF 
reset to ON 
arc containment includes 
horns carry current to chute, allow arc to jump out 
arc chute lengthens distance for arc to travel 
oil suppresses arc 
splitter plates split the arc 
arc c...
-
EWRB THEORY PREP - LOTO EXAM QUESTIONS AND ANSWERS WITH COMPLETE SOLUTIONS VERIFIED
- Exam (elaborations) • 5 pages • 2024
-
- $9.99
- + learn more
EWRB THEORY PREP - LOTO EXAM QUESTIONS AND ANSWERS WITH COMPLETE SOLUTIONS VERIFIED 
LOTO 
Lock Out Tag Out 
examples for protective /isolating device 
Disconnect Switch, MCB, Line valves 
LOTO tags must _____ the employee 
IDENTIFY employee 
LOTO devices shall be standard 1,2,3 
1, colour 
2, shape 
3, size 
LOTO procedures can only b performed by ______ 
authorized employees 
4 stored energy sources include 
1, springs 
2, hydraulics 
3, tension 
4, electricity 
purpose of LOTO 
To prevent the...
-
EWRB THEORY PREP RCD SPECS EXAM QUESTIONS AND ANSWERS WITH COMPLETE SOLUTIONS GRADED A++
- Exam (elaborations) • 3 pages • 2024
- Available in package deal
-
- $7.99
- + learn more
EWRB THEORY PREP RCD SPECS EXAM QUESTIONS AND ANSWERS WITH COMPLETE SOLUTIONS GRADED A++ 
RCD type AC 
detects and prevents imbalances in AC 
RCD personal protection (type ii) 
30mA, 300ms 
RCD property protection (PRCD) 
300mA
-
EWRB THEORY EXAM PREP (2024) LATEST QUESTIONS & ANSWERS (GRADED A+)
- Exam (elaborations) • 3 pages • 2024
-
- $9.49
- + learn more
EWRB THEORY EXAM PREP (2024) LATEST QUESTIONS & ANSWERS (GRADED A+) 
types of MCB trips - correct answer>>>thermal 
magnetic 
 
thermal tripping - correct answer>>>bi-metal strip, used for overload currents protection 
 
magnetic tripping - correct answer>>>magnetic inductor, used for short circuit protection 
 
reset procedure - correct answer>>>reset to OFF 
reset to ON 
 
arc containment includes - correct answer>>>horns carry current to chute, all...
Get paid weekly? You can!
-
EWRB theory prep – MCBs Exam Questions with Complete Solutions
- Exam (elaborations) • 3 pages • 2024
-
- $11.49
- + learn more
EWRB theory prep – MCBs Exam 
Questions with Complete Solutions
-
EWRB theory prep – MCBs Exam Questions with Complete Solutions
- Exam (elaborations) • 3 pages • 2024
- Available in package deal
-
- $8.99
- + learn more
types of MCB trips - ANSWER thermal 
magnetic 
thermal tripping - ANSWER bi-metal strip, used for overload currents protection 
magnetic tripping - ANSWER magnetic inductor, used for short circuit protection 
reset procedure - ANSWER reset to OFF 
reset to ON
-
EWRB theory prep – LOTO Exam Questions with Complete Solutions
- Exam (elaborations) • 4 pages • 2024
- Available in package deal
-
- $9.99
- + learn more
LOTO - ANSWER Lock Out Tag Out 
examples for protective /isolating device - ANSWER Disconnect Switch, MCB, Line 
valves 
LOTO tags must _____ the employee - ANSWER IDENTIFY employee
-
EWRB theory prep – MCBs EXAM well updated 2024 with questions and correct answers
- Exam (elaborations) • 2 pages • 2024
-
- $19.99
- + learn more
EWRB theory prep – MCBs EXAM well updated 2024 with questions and correct answers 
 
 
 
 
circuit breaker purpose - CORRECT ANSWERdetect SC/OL and break contact on fault detection 
 
at short circuit, PSCC fault occurs, what operating mechanism is used - CORRECT ANSWERmagnetic field 
 
two operating mech. of MCB is - CORRECT ANSWERmagnetic and thermal 
 
bedroom lighting MCB - CORRECT ANSWER16C for bedroom lighting 
 
powerpoints MCB - CORRECT ANSWER32/20C for powerpoints and appliances, e.g....
That summary you just bought made someone very happy. Also get paid weekly? Sell your study resources on Stuvia! Discover all about earning on Stuvia