hi i am aziz electrical associate engineer. i am faceing problem in acs800 vvvf drive.it is tripping wothout any alarm/fault.i cheaked all parameters and fault function of drive, all are correct as well as communication parameters.but still it is tripping (drive is tripping in running position not in starting)

1 Answers  

---

What is the important precuations need tocarried out while working with Electrolite in Battery PM?

0 Answers  

---

how much winding resistance of 0.75kw to 12.5kw 3ph sqwiralcage induction motor?

0 Answers  

---

How to calculate motor current for 3 ph & 1 Ph motor from KW rating?

3 Answers  

---

If NO contact of relay gets supply from other sources or other part of circuit and at a time relay coil activates,then current will flow in which direction & will it cause to damage relay??

1 Answers  

---

We are dealer in Maharashtra State & We have recd. form C from dealer of Maharashtra State against our E-1 form. Now assessing authority is asking for counterfoil of our E-1 form. But, our E-1 form counterfoil is misplaced somewhere & assessing authority is disallowing the C form which is recd. from Maharashtra State.Please let us know the option for allowing C form?

1 Answers  

---

How many size of cable required for a 300m long and 30kw inductive lode

0 Answers  

---

what is skin effect

7 Answers   NHPC,

---

How Negative Phase Sequence Relay works in case of Synchronous Motor?

4 Answers   L&T,

---

What happens if the capacitive reactance of a transmission line is very high?

5 Answers   ABB, Power Grid,

---

WHAT IS THE CONDITION FOR OPERATING DIFFERENTIAL RELAY IN POWER TRANSFORMER & WHERE IS NEUTRAL CT PLACED IN TRANSFORMER

2 Answers  

---

For maintenance Department What type documention requir for ISo & TS audit

1 Answers   Megatron Solutions, Sams,

---