phase clearance between phase to phase and earth

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Question Posted / vkmney

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phase clearance between phase to phase and earth..

Answer / s pradhan

For 11 KV;Ph-Ph-130 mm
Ph-E -100 mm
For 6.6 KV:Ph-Ph-90 mm
Ph-E -70 mm
For 415 V :Ph-Ph-25 mm
Ph-E -20 mm

Is This Answer Correct ?

54 Yes

19 No

phase clearance between phase to phase and earth..

Answer / geetha

For 415 V :Ph-Ph-25 mm
Ph-E -20 mm

For 6.6 KV:Ph-Ph-90 mm
Ph-E -70 mm

for 11 KV : Ph-Ph-229mm
Ph-E-178 mm

for 11 KV : Ph-Ph-229mm
Ph-E- 178mm

for 33 KV : Ph-Ph-320mm
Ph-E-320mm

for 132 KV : Ph-Ph-1100mm if Lightning impulse = 550
Ph-E- 1100mm

Ph-Ph-1300mm if Lightning impulse = 650
Ph-E- 1300mm

for 220 KV : Ph-Ph-1900mm if Lightning impulse = 950
Ph-E-1900 mm

Ph-Ph-2100mm if Lightning impulse = 1050
Ph-E-2100 mm

Is This Answer Correct ?

28 Yes

10 No

phase clearance between phase to phase and earth..

Answer / venkatesh

phase to phase=130mm
phase to earth=110mm

Is This Answer Correct ?

25 Yes

10 No

phase clearance between phase to phase and earth..

Answer / saleem

phase clearance between phase to phase and earth in
11Kv,33Kv and 66kv System.

Is This Answer Correct ?

12 Yes

3 No

phase clearance between phase to phase and earth..

Answer / hfgh

phase to phase- 26mm
phase to earth - 20mm

Is This Answer Correct ?

12 Yes

6 No

phase clearance between phase to phase and earth..

Answer / mathi

ans: 110mm for phase to earth
130mm for phase to phase

Is This Answer Correct ?

7 Yes

6 No

phase clearance between phase to phase and earth..

Answer / sinnadurai sripadmanaban

Please give clearances for indoor as well as for outdoor and in air/vacuum/SF6 or within a switchboard(enclosure-IP..)

Is This Answer Correct ?

2 Yes

1 No

phase clearance between phase to phase and earth..

Answer / atif irshad

Need answer with IEC Standard

Is This Answer Correct ?

1 Yes

0 No

phase clearance between phase to phase and earth..

Answer / s fac

phase to phase-1000m
phase to earth-200m

Is This Answer Correct ?

5 Yes

13 No

phase clearance between phase to phase and earth..

Answer / bmw6633@gmail.com

phase to phase 1inch and for earth 1 1/2 inch

Is This Answer Correct ?

11 Yes

25 No

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