0
breakers and fuses
Wiki User
∙ 11y ago
Add your answer:
Earn +20 pts
What is a overcurrent device?
a device protecting conductors or other equipment in a circuit from an overload/overcurrent situation
How are branch circuits rated?
By the rating of the overcurrent device.
What circuit protection device can be reset after it opens?
A circuit breaker is an overcurrent device that can be reset after it has opened.
What does OPD mean in electric terms?
'Overcurrent protection devices' are used to protect conductors from excessive current flow... a fuse
Can you use a 60 amp breaker with a 50 amp overcurrent device?
A 50 amp breaker is an overcurent device.
What do relay and circuit breakers use?
No. A relay is an electric switch and a circuit breaker is an overcurrent device.
How does low impedance ground Fault current path help in the operation of the overcurrent device?
AND thennnnnnnn, comprate UN relo
Can a fuse be used to store and electrical charge?
No.A fuse is an electrical safety device that operates to provide overcurrent protection of an electrical circuit.
Ring final circuits in domestic properties usually require a protective device which is rated at?
According to BS7671:2008, Requirements for Electrical Installations, an overcurrent protection device rated at either 30 A or 32 A is required.
Can you define the term OCR in electrical terminology?
OverCurrent Recloser, or OverCurrent Relay.
Why is fuse rated for amperes?
E a suportação da corrente elétrica, por exemplo: 1 am = 1000ma.AnswerBecause it is an overcurrent protective device -overcurrents are rated in amperes.
What is exactly answer of circuit breaker?
A circuit breaker is an overcurrent protection device. As well as being able to open and close a circuit supplying its rated load, a circuit breaker must also be capable of interrupting and closing onto an overcurrent, including a short-circuit fault, without damaging itself.
