Interested to Buy Any Domain ? << Click Here >> for more details...
what is the difference b/w circuit breakers and relays?
- 3 Answers
- 6760 Views
- I also Faced
- E-Mail Answers
Answer Posted / inderpal
Circuit Breaker is a protection device which can intrupt
the fault current, CB has high fault level with-stand
capacity (kA). Relays are also used in protection circuit
but relays cannot with-stand high fault levels. Relays are
generally used as sensing element to open the circuit
breakers.
| Is This Answer Correct ? | 16 Yes | 0 No |
Post New Answer View All Answers
what is a pulse transformer? how rise time of pulse changes when ever the voltage changes?
I am having a 1500 KVA transformer whose secondary current is 2086A and my connected load is 1000 KVA, I am having 400 KVAR APFCR for PF improvement what ratio of CT should i install in LT EB Bus to get optimum PF improvement?
What is the need of generator relay panel
A 50Hz,4-pole,3-phase,star-connected synchronous motor has a synchronous reactance of 12ohmsper phase and negligible armature resistances.the excitation is such as to give an open-circuit voltage of 13.2kilovolt.the motor is connected to 115kilovolt, 50hertz supplying. what maximum load can be the motor torque,line current and power factor?
what is meant by moulded case circuit breaker ?
What is ferro-resonance in electrical system? Why it occurs and what are measures to prevent it?
State magnitude criterion.
What is the difference between PS & metering CT (5p20,0.5 etc.)? Why in PS class CT only Vk is given ? Is PS class CT is more accurate than metering CT?
What is the feedback in the control system?
i have gear oil pump with single phase motor.some time its motor starts running in reverse direction rather than forward direction...whats the reason behind this issue. 1- either capacitor is week? 2- or winding is week?
A ray hit a smooth regular surface at an angle of 20 from the normal. Calculate : 1. The angle btw the incident and reflection ray. 2. The angle of deviation.
if i get a drop in my 1st year and the i clear my 2nd year and 3rd year all clear and i dont have any back logs so can i be able to sit in campus selection??
i want to learn control schedule for 11kv panel? can any one send the detailed control schedule?
Can we put 3 layers of cable tray while installing tray
what is the preventive maintence for ht panels and busbars and vcb abd acb's.
