FOG & ANTIFOG DISC INSULATORS
 
 
     
 
 
Sl.no Product Identification CB-11 CB-32 CB-15
1 Porcelain Disc Diameter
mm
 225 225 280
2 Unit Spacing
mm
 146 146 146
3 Ball & Socket Coupling
mm
 16'B'/20 16'B'/20 16'B'/20
4 Creepage Distance
mm
 430 440 430
5 Protected Creepage Distance (90o)
mm
 280 285 280
6 Electro-Mechanical Min. Failing Load
kN
 70-120 70-120 70-120
7 Pf-Dry Flashover Voltage
kV
 90 90 90
8 Pf-Dry Withstand Voltage
kV
 80 80 80
9 Pf-Wet Flashover Voltage
kV
 45 45 50
10 Pf-Wet Wtihstand Voltage
kV
 40 40 45
11 Impulse Flashover Voltage
kVp
 125 125 140
12 Impulse Withstand Voltage
kVp
 115 115 130
13 Power Frequency puncture Voltage
kV
 120
 120 120
14 Weight of Unit (Approx)
kg
 7.0/7.3
 7.0/7.3 8.2/8.5
 
     
 
 
Sl.no Product Identification CB-17 CB-22
1 Porcelain Disc Diameter
mm
 280 280
2 Unit Spacing
mm
 146 146
3 Ball & Socket Coupling
mm
 16'B'/20 16'B'/20
4 Creepage Distance
mm
 440 440
5 Protected Creepage Distance (90o)
mm
 280 290
6 Electro-Mechanical Min. Failing Load
kN
 70-120 70-120
7 Pf-Dry Flashover Voltage
kV
 90 90
8 Pf-Dry Withstand Voltage
kV
 80 80
9 Pf-Wet Flashover Voltage
kV
 50 50
10 Pf-Wet Wtihstand Voltage
kV
 45 45
11 Impulse Flashover Voltage
kVp
 130 130
12 Impulse Withstand Voltage
kVp
 120 130
13 Power Frequency puncture Voltage
kV
 120
 130
14 Weight of Unit (Approx)
kg
 7.8/8.0
 7.8/8.0
 
     
 
 
Sl.no Product Identification CB-27 CB-35 CB-13 CB-19
1 Porcelain Disc Diameter
mm
 305 305 305 305
2 Unit Spacing
mm
 146 146 170 170
3 Ball & Socket Coupling
mm
 16‘B’/16 20 20 20
4 Creepage Distance
mm
 40 440 475 480
5 Protected Creepage Distance (90o)
mm
 300 280 290 310
6 Electro-Mechanical Min. Failing Load
kN
 70-120 160 160 160
7 Pf-Dry Flashover Voltage
kV
 90 90 90 85
8 Pf-Dry Withstand Voltage
kV
 85 85 80 80
9 Pf-Wet Flashover Voltage
kV
 55 55 55 50
10 Pf-Wet Wtihstand Voltage
kV
 50 50 50 45
11 Impulse Flashover Voltage
kVp
 140 140 140 140
12 Impulse Withstand Voltage
kVp
 135 135 135 130
13 Power Frequency puncture Voltage
kV
 130
 130 130 130
14 Weight of Unit (Approx)
kg
 9.1/9.4
 9.5 10.5 10.4
 
     
 
 
Sl.no Product Identification CB-33 CB-04 CB-23 CB-40
1 Porcelain Disc Diameter
mm
 305 330 330 380
2 Unit Spacing
mm
 170 170 170 195
3 Ball & Socket Coupling
mm
 20MM 20/24 20 24
4 Creepage Distance
mm
 480 540 540 600
5 Protected Creepage Distance (90o)
mm
 310 280 260 380
6 Electro-Mechanical Min. Failing Load
kN
 160 210 160 320
7 Pf-Dry Flashover Voltage
kV
 90 90 90 100
8 Pf-Dry Withstand Voltage
kV
 80 85 85 90
9 Pf-Wet Flashover Voltage
kV
 55 60 60 60
10 Pf-Wet Wtihstand Voltage
kV
 45 55 55 55
11 Impulse Flashover Voltage
kVp
 140 145 140 155
12 Impulse Withstand Voltage
kVp
 130 135 130 150
13 Power Frequency puncture Voltage
kV
 130
 130 125 140
14 Weight of Unit (Approx)
kg
 10.2
 12.8/13.1 12.2 17
 
     
  Ball and Socket parts refer to IS:2486 (Part-II) or BS-3288:Part-3 or IEC-60120. Standard Testing Specification:BSEN-60383-2 or IEC-61325 & 60383
Flashover & withstand Voltages are subject to a variation of 5% for DC Dry , 10% for DC Wet and 8% for Impulse characteristics.