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Home > Double -Shed Type > China PSD-70E 112V External Shed glass insulator Manufacturer, Manufacturers
China PSD-70E 112V External Shed glass insulator Manufacturer, Manufacturers
China PSD-70E 112V External Shed glass insulator Manufacturer, Manufacturers
China PSD-70E 112V External Shed glass insulator Manufacturer, Manufacturers
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China PSD-70E 112V External Shed glass insulator Manufacturer, Manufacturers
China PSD-70E 112V External Shed glass insulator Manufacturer, Manufacturers
China PSD-70E 112V External Shed glass insulator Manufacturer, Manufacturers

China PSD-70E 112V External Shed glass insulator Manufacturer, Manufacturers

Designed for isolating and securing wires and lightning protection ropes on overhead power transmission lines (OPL), as well as in distribution devices of AC power stations and substations with voltages above 1000 V and frequencies up to 100 Hz.
The insulators comply with the requirements of GOST 6490-2017.

U70BL-280-146-450 4.jpg

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Product Description

Product Information

IEC Standard Designation: PSD-70E 112V
P (П) Disc Suspension (type of insulator)
S (С) Glass (insulating material)
D (Д) Double‑skirt / two‑rib (configuration of the insulating part)
70 Minimum mechanical failing load, 70kN
E Modernization index of the insulator
112 Assembled to achieve a product structural height of 146mm
V R-Split pin
Double shed glass Insulator schematic drawing

Dimensional Data

Spacing (S) 146mm
Diameter (D) 280mm
Creepage distance (L) 450mm
Socket coupling 16A

Mechanical Values

Mechanical failing load 70kN
Mechanical residual strength 56kN

Electrical Values

Wet power frequency withstand voltage 45kV
Dry lightning impulse withstand voltage 120kV
Power frequency puncture voltage 110kV

Radio-influence Voltage

RIV test voltage rms to ground
Maximum RIV at 1000 kHz:		 10 kV
50 μV
Corona visual test P/C 18/22 KV
Power frequency electric arc voltage 0.12s/20kA

Packing Information

Net weight 5.4kg
Carton Quantity: 5/6/7pcs
Glass Insulator product view 1
Glass Insulator product view 2
Glass Insulator product view 3
Glass Insulator product view 4
Glass Insulator product view 5
Glass Insulator product view 6

Industry Standard(s)

Manufactured in accordance with IEC60383-1:1993, MOD / GB/T1001.1

Double-shed Type Glass Insulators standard drawing

Frequently Asked Questions (FAQ)

Q What does the product designation PSD-70E 112V stand for?
The designation breaks down as: P for Disc Suspension, S for Glass insulating material, D for Double-skirt configuration, 70 representing a 70kN minimum mechanical failing load, E as the modernization index, 112 representing the assembled configuration to achieve a structural height of 146mm, and V for the R-Split pin.
Q What are the key dimensional specifications of this glass insulator?
The insulator has a Spacing (S) of 146mm, a Diameter (D) of 280mm, a Creepage distance (L) of 450mm, and uses a 16A socket coupling.
Q What are the mechanical strength values of the PSD-70E 112V model?
It features a minimum mechanical failing load of 70kN and maintains a mechanical residual strength of 56kN.
Q How does the insulator perform under electrical voltages?
It has a wet power frequency withstand voltage of 45kV, a dry lightning impulse withstand voltage of 120kV, and a power frequency puncture voltage of 110kV.
Q Which manufacturing and design standards does this product meet?
This glass insulator is manufactured and tested in strict accordance with the international standard IEC60383-1:1993 (MOD) as well as the national standard GB/T1001.1.
Q What is the standard packaging and weight of the product?
The net weight per unit is 5.4kg, and they are typically packaged in quantities of 5, 6, or 7 pieces per carton.

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