Insulator pin holes,Pin and post insulator head dimensions
Author:Summer   time:3/1/2016 2:14:46 AM  read:867times

Pin insulator is one of electrical insulators used with performed wires, shall be designed insulator pin holes. This article also introduces pin and post insulator head dimensions.

Insulator pin holes on pin insulators shall be in accordance with the following:
Pin insulator type Pin Hole and Reference Standard Insulator Pin Size and Reference Standard
LV.LP Pattern B (Clause 2.1 of AS 3608) B/100/3.5 (Table 3.1 of AS 4899)
SLP/11/180 Pattern A (Clause 3.3 of AS 4899) A/130/7 (Table 3.1 of AS 4899)
Pattern C (Clause 3.3 of AS 4899) C/200/11 (Table 3.1 of AS 4899)

Pin and post insulator head dimensions
Insulator type Head dimensions
SLP 11/180
Figure 2.12 of AS 4899
11 kV Tie Top Line Post
22 kV Tie Top Line Post
33 kV Tie Top Line Post
66 kV Tie Top Line Post
Table 1 and Figure 2 of AS IEC60720
SLP/22/420 Figure 2.13 of AS4899
SLP/33/534 Figure 2.13 of AS4899

Technical Characteristics
The specified requirements with respect to dimensions, electrical and mechanical characteristics of the insulators, the Insulator pin holes, Pin and post insulator head dimensions shall be detailed introduced.

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