Jiangxi Gaoqiang Ceramic Insulator Group Co.,Ltd.

Pin Insulators For High Voltage Lines

Insulators type: PL1.4/60C16/150、PL1.4/75C16/195、PL2.0/95C20/280、PL2.0/95C16/255、PL2.0/95C20/255、PL4.0/95S20/255、PL3.0/105C20/450、PL3.5/105C20/450、PL4.0/125C20/370
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Insulators Main Dimensions

Insulators type	Fig	H (mm)	D (mm)	Main dimensions (mm)					Minimum nominal creepage distance (mm)
				R₁	R₂	H₁	H₂	D₁
PL1.4/60C16/150	1	90	125	11	9	130±4.5	35±2.0	M16	150
PL1.4/75C16/195		105	145			151±4.5	35±2.0		195
PL2.0/95C20/280	2	120	190	13	13	186±4.5	40±2.0	M20	280
PL2.0/95C16/255	3	133	140	13	9.5	183±4.5	40±2.0	M16	255
PL2.0/95C20/255								M20
PL4.0/95S20/255	4
PL3.0/105C20/450	5	165	228	19	14	209±6.0	40±2.0	M20	450
PL3.5/105C20/450	6
PL4.0/125C20/370	7	165	228	14	13	218±6.0	45±2.0	M20	370
See appendix B for the comparison between the insulator model and the models listed in GB / T 1000.2-1988.

Mechanical and electrical characteristics of insulators

Insulators type	Fig	Standard lightning impulse dry withstand voltage kV (peak) is not less than	Power frequency withstand voltage wet (kV)	Power frequency puncture voltage (kV)	Cantilever withstand load	Cantilever failing load
			(r.m.s) Not less (kV)		Not less (kN)
PL1.4/60C16/150	1	60	25	65	1.4	11
PL1.4/75C16/195		75	30	95
PL2.0/95C20/280	2	95	40	130	2.0	11
PL2.0/95C16/255	3	95	40	130	2.0	11
PL2.0/95C20/255
PL4.0/95S20/255	4				4.0
PL3.0/105C20/450	5	105	50	145	3.0	13
PL3.5/105S20/450	6				3.5
PL4.0/125C20/370	7	125	50	140	4.0	13
Cantilever withstand load to the load value when the insulator's load point is offset by 5 degrees from the axis when the insulator is subjected to a bending load.

Appendix B. Insulator standard No. corresponds to the models listed in BG / T 1000.2-1988

Serial number	Insulator standard No.	BG/T 1000.2-1988 listed models
1	PL1.4/60C16/150	P-6T
2	PL1.4/75C16/195	P-10T
3	PL2.0/95C20/280	P-15T
4	PL2.0/95C16/255	PQ1-10T16
5	PL2.0/95C20/255	PQ1-10T20
6	PL4.0/95S20/255	PQ1-10LT
7	PL3.0/110C20/450	PQ2-10T、PQ2-10BT
8	PL3.5/110S20/450	PQ2-10LT、PQ2-10BLT
9	PL2.0/132C20/370	P-20T