Answer / vipul prajapati

ELCB STANDS FOR EARTH LEACKAGE CIRCUIT BREAKER
ELMCB STANDS FOR EARTH LEAKAGE MINIATURE CIRCUIT BREAKER
ELCB IS USED FOR TO SENSE THE EARTH LEAKAGE CURRENT ONLY
AND AFTER SENSING SUFFICIENTLY AS PER THE RATING OF ELCB IT
WILL TRIPPED.
AND IN ELMCB IT WORKS LIKE AS ELCB BUT MOREOVER IT PROTECT
CONNECETD LINE WITH SHORT CIRCUIT ALSO.

Answer / aravind

BAsicaaly both are protection devices.ELCB or RCCB is more
for Human protection (30 mA)
ELMCB or RCBO is used for foll
ON& OFF
Current leakage
Overload and Shortcircuit

Answer / g.kandasamy

elcb -earth leakgagecircuit breker
elmcb-earth leagage moulded case circuit breaker

How does PLC work for sychronising of Two or more DG sets?

0 Answers  

---

how to find the capacitance value of the motor while running??

0 Answers  

---

what is the knee point voltage in current transformer

2 Answers  

---

What are Line losses and how can be it minimized/controlled.?

2 Answers   Omega, XYZ,

---

how will you find out the fuse failure by remote operation?

1 Answers  

---

Capacitor bank require for 1000amp load

2 Answers   Biodeal, Pharmaceutical,

---

SSC JE ELECT.

1 Answers   CPWD, SSC,

---

HOW DO YOU CAN CHECK A 15KV DIODE, WHETHER IT IS OK OR NOT?

0 Answers   TMB,

---

which type of material is used to transformer laminated core?

6 Answers  

---

When we use a multimeter, while checking continuity of a closed circuit , what is happening inside multimeter, how it is working to produce a beep wheather it is closed or open.. is there any internaly voltage/current source inside multimeter?

3 Answers   TNEB Tamil Nadu Electricity Board,

---

why using 3 phase

1 Answers  

---

where to use CT and PT?

4 Answers   CEB, Reliance,

---