Products IEC Designations of  U120

 

IEC class: U120B:

Reference Standards: IEC 383 -1, IEC 305, IEC 120

 

                                                           Toughened Glass

                                                        Suspension Insulator

                                                         Ball and Socket type                                                                        

Standard Profile

 

 

CTERISTICS

U 120B

U120BP

 

MECHANICAL

 

Minimum Mechanical Failing Load( KN)

120

120

Impact Strength (NM)

45

45

Residual Strength (%)

>65

>65

Mechanical Routine test Load (KN)

60

60

Thermal-Mechanical Performance (-30~+40 0C) (KN)

72-78

72-78

 

DIMENSIONS

 

Diameter (mm)

255

280

Spacing (mm)

146

146

Creepage distance  (mm )

320

442

Metal fitting size

16A

16A

Galvanized Coating (gr/cm2)

0.06 (85)

0.06 (85)

 

ELECTRICAL

 

Power frequency withstand voltage (KV)-Dry , 1 minute

75

85

Power frequency withstand voltage (KV)-Wet 1 minute

40

50

Dry lightning impulse withstand voltage (KV)

120

125

Puncture withstand voltage (KV)

130

130

Max Radio InterferenceVoltage(20KV,1MHz),(db)

50

50

PACKING AND

 SHIPPING DATA

Approx. net weight (kg)

4

5.6

Nº of insulators per crate

6

6

Crate Dimensions (CM)

262685

292985

Gross weight per crate (kg)

28.5

38

Nº of insulators per pallet

96

72

Pallet Dimensions LWH (CM)

80120127

100100136

Gross weight per pallet (kg)

470

465

  U70         U120         U160         U210


 
 

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