|
11 KV Disc Insulators (B&s Type)
Standards Particulars
Drawing No.
|
RI/DISC/001/45 |
RI/DISC/001/70KN |
RI/DISC/001/90KN |
Visible Discharge Voltage
|
KV
|
9
|
9
|
9
|
Porcelain Diameter
|
mm.
|
255
|
255
|
255
|
Spacing
|
mm.
|
145
|
145
|
145
|
Creepage Distance (Min.)
|
mm.
|
320
|
320
|
320
|
Electro-mechanical Strength
|
KN
|
45
|
70
|
90
|
Power Frequency
|
Dry
|
KV
|
65
|
65
|
65
|
Flashover Voltage
|
Wet
|
KV
|
45
|
45
|
45
|
Impulse Flashover
|
+ive
|
kVP
|
110
|
110
|
110
|
Voltage
|
-ve
|
kVp
|
120
|
120
|
120
|
Power Frequency
Withstand Voltage
|
Dry
|
KV
|
50
|
50
|
50
|
Wet
|
KV
|
35
|
35
|
35
|
Impulse Withstand Voltage
|
kVp
|
75
|
75
|
75
|
Power Frequency Puncture Voltage
|
KV
|
105
|
105
|
105
|
Net Weight (approx.)
|
Kgs.
|
4.3
|
5.0
|
5.2
|
Ball Socket Size
|
mmB
|
16
|
16
|
16
|
Specification : IS : 731/1971
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