The ZA, ZB, ZC, ZD, ZBW, ZN, ZAW, ZL series indoor post insulators (hereinafter referred to as insulators) are suitable for insulation and support of conductive parts on power equipment and devices operating in AC systems with rated voltage (6-35) kV and frequency not exceeding 100Hz

Product model and meaning
ZN - Indoor adhesive post insulator;
ZL - Indoor joint adhesive post insulator:
Z - Indoor and outdoor adhesive post insulators;
A. B, C, D - Mechanical damage load level
Y - Circular base T - Elliptical base F - Square base N - Internal adhesive installation with single screw holes for both upper and lower accessories
The number after the short horizontal line: the numerator is the rated voltage in kilovolts, and the denominator is the bending failure load in kilonewtons

Product manufacturing basis
GB8287 Technical Conditions for High Voltage Post Ceramic Insulators

Environmental conditions for product use
The ambient temperature is not higher than+40 ℃ and not lower than -40 ℃
Altitude not exceeding 1000m
The monthly average relative humidity should not exceed 90%
The surrounding air should not be significantly contaminated by corrosive or flammable gases, water vapor, etc
No frequent and intense vibrations

Features of ZA, ZB, ZC, ZD, ZBW, ZN, ZAW, ZL series indoor pillar insulators
The insulator is composed of pillar porcelain and metal accessories at both ends, and is synthesized as a whole using high-strength cement adhesive, which has good electrical performance and high mechanical strength

Installation and Usage
Before installation, the insulator must be wiped clean, and anti rust grease should be applied to the screw holes
Insulators can be installed vertically, diagonally, or horizontally
Metal accessories should be painted regularly to prevent rust, usually once a year
Ordering Instructions
Should indicate: insulator model and quantity

ZA, ZB, ZC, ZD, ZBW, ZN, ZAW, ZL series indoor pillar insulators