Electrical Safety Clearance (Part-6)

Standard: Western Power Company.

 Water Safely Clearance on Electrical Fires:

Voltage

Minimum distances between a nozzle producing a fog stream of fresh water and a live conductor
Up to 750 V

1.5 Meter

750 V to 15 KV

4.0  Meter

15 KV to 230 KV

5.0 Meter

 Minimum Approach Distance for Authorized Person:

This is the minimum distance that must be maintained by a person, vehicle or mobile plant.

Voltage

Distance  (min)
Up to 1 KV

0.7 Meter

1 V to 6.6 KV

0.7 Meter

6.6 KV to 11 KV

0.7 Meter

11 KV to 22 KV

0.7 Meter

22 KV to 33 KV

1.0 Meter

33 KV to 66 KV

1.0 Meter

66 KV to 132 KV

1.2 Meter

132 KV to 220 KV

1.8 Meter

220 KV to 330 KV

3.0 Meter

 Minimum Approach Distance for Ordinary Person:

Voltage

Distance  (min)
Up to 1 KV

3.0 Meter

1 V to 6.6 KV

3.0 Meter

6.6 KV to 11 KV

3.0 Meter

11 KV to 22 KV

3.0 Meter

22 KV to 33 KV

3.0 Meter

33 KV to 66 KV

3.0 Meter

66 KV to 132 KV

3.0 Meter

132 KV to 220 KV

4.5 Meter

220 KV to 330 KV

6.0 Meter

 Minimum Approach Distance for Vehicle & Plant for Ordinary Person:

Voltage

Distance  (min)
Mobile Plant Vehicle
Up to 1 KV

3.0 Meter

0.6 Meter

1 V to 6.6 KV

3.0 Meter

0.9Meter

6.6 KV to 11 KV

3.0 Meter

0.9Meter

11 KV to 22 KV

3.0 Meter

0.9Meter

22 KV to 33 KV

3.0 Meter

0.9Meter

33 KV to 66 KV

3.0 Meter

2.1 Meter

66 KV to 132 KV

3.0 Meter

2.1 Meter

132 KV to 220 KV

3.0 Meter

2.9 Meter

220 KV to 330 KV

6.0 Meter

3.4 Meter

Advertisements

About Jignesh.Parmar
Jignesh Parmar has completed M.Tech (Power System Control), B.E(Electrical) from Gujarat University. He has more than 14 years experience in Power Transmission-Power Distribution-Electrical energy theft detection-Electrical Maintenance-Electrical Projects(Planning-Designing-coordination-Execution). He is Presently associate with one of the leading business group as a Deputy Manager at Ahmedabad,India. He is Freelancer Programmer of Advance Excel and design useful Excel Sheets of Electrical Engineering as per IS,NEC,IEC,IEEE codes. He is technical Author for "Electrical Mirror" and "Electrical India" Magazines. He is Technical Blogger and Familiar with English, Hindi, Gujarati, French languages. He wants to Share his experience & knowledge and help technical enthusiasts to find suitable solutions and updating themselves on various Engineering Topics.

3 Responses to Electrical Safety Clearance (Part-6)

  1. KUMARAVELU says:

    SIR
    PLEASE SHARE WITH ME THE DETAILS ABOUT GUARDING OF ELECTRICAL LINE (110 KV)
    IF ANY ADOPTED ANYWARE !!!

  2. fawad says:

    very good
    thanks

  3. Nohelia Rivera says:

    Good morning Mr.Parmar:
    Could you please send me, the minimum clearance between a 138KV transmission line and a street lighting circuit (different structures), or some equation to calculate it, in order to attenuate the mutual coupling between them?

    Thanks in advance

Leave a Reply

Fill in your details below or click an icon to log in:

WordPress.com Logo

You are commenting using your WordPress.com account. Log Out / Change )

Twitter picture

You are commenting using your Twitter account. Log Out / Change )

Facebook photo

You are commenting using your Facebook account. Log Out / Change )

Google+ photo

You are commenting using your Google+ account. Log Out / Change )

Connecting to %s

%d bloggers like this: